For anyone managing a greenhouse, monitoring temperature and humidity accurately is essential for healthy plants and optimal growth. The best data logger for greenhouse conditions offers reliable readings, easy data export, and remote monitoring capabilities. The Govee Digital Hygrometer stands out as the overall top choice thanks to its intuitive app and long-range Bluetooth, while the HOBO MX1101 excels in durability and precision. However, buyers face tradeoffs between high-end features like cellular alerts and affordability, along with considerations like ease of use versus advanced data options. Continue reading for a detailed comparison to help you select the perfect model for your greenhouse needs.

Key Takeaways

  • Connectivity options vary widely; Bluetooth is simple but limited in range, while cellular and WiFi-enabled loggers support remote access from anywhere.
  • Data capacity differs significantly; higher point counts and longer storage durations are crucial for continuous monitoring without frequent downloads.
  • Durability and waterproofing are key for outdoor or humid environments—models with IP ratings offer peace of mind.
  • Ease of setup and user interface can make or break the experience, especially for beginners or small-scale growers.
  • Price ranges reflect feature sets; investing in more advanced options often yields better long-term value for serious greenhouse operations.

Our Top Best Data Logger For Greenhouse Temperature Humidity Picks

Govee Digital Hygrometer Indoor Thermometer Room H5075, Bluetooth Temperature Humidity Meter with 164ft Remote App Control, Notification Alerts, 2 Years Data Storage Export for Bedroom, Wine CellarGovee Digital Hygrometer Indoor Thermometer Room H5075, Bluetooth Temperature Humidity Meter with 164ft Remote App Control, Notification Alerts, 2 Years Data Storage Export for Bedroom, Wine CellarBest Overall for Remote Bluetooth MonitoringTemperature Range: -20°F to 158°FTemperature Accuracy: ±0.54°FHumidity Range: 0-100% RH (with calibration)VIEW LATEST PRICESee Our Full Breakdown
TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)Best Value for Long-Range Bluetooth MonitoringRange: Up to 260 ftTemperature Accuracy: ±0.9°FHumidity Accuracy: ±2%RHVIEW LATEST PRICESee Our Full Breakdown
HOBO by Onset MX1101 – Temperature/Relative Humidity Data LoggerHOBO by Onset MX1101 - Temperature/Relative Humidity Data LoggerBest for Extended Field Monitoring with BluetoothTemperature Range: -20°C to 70°CTemperature Accuracy: ±0.21°CHumidity Range: 1-90%VIEW LATEST PRICESee Our Full Breakdown
Data Logger, Temperature and Humidity, USBData Logger, Temperature and Humidity, USBBest for Basic Indoor Monitoring and Data ExportTemperature Range: -20°C to 70°CTemperature Accuracy: ±0.21°CHumidity Range: 15-95% RHVIEW LATEST PRICESee Our Full Breakdown
Frigga V5C 4G/5G Real-Time Temperature Humidity Data Logger Single-Use 28800 Points Remote Wireless Digital Temperature Recorder 60 Days for Green House Pharmacy Cold Chain Logistics High AccuracyFrigga V5C 4G/5G Real-Time Temperature Humidity Data Logger Single-Use 28800 Points Remote Wireless Digital Temperature Recorder 60 Days for Green House Pharmacy Cold Chain Logistics High AccuracyBest for Cellular-Connected Real-Time MonitoringTemperature Range: -30°C to +70°CTemperature Accuracy: ±0.5°CHumidity Range: 5-95% RHVIEW LATEST PRICESee Our Full Breakdown
Elitech USB Digital Temperature Humidity Data Logger with Shadow Data Reusable Recorder 32000 Points, Auto PDF/CSV Report, for Windows/MacOS, Refrigerator Thermometer LogEt5TH, BlueElitech USB Digital Temperature Humidity Data Logger with Shadow Data Reusable Recorder 32000 Points, Auto PDF/CSV Report, for Windows/MacOS, Refrigerator Thermometer LogEt5TH, BlueBest Overall for Reliable Data Integrity and Ease of UseTemperature Range: -22°F to 158°FTemperature Accuracy: ±0.1°CData Points: 32,000VIEW LATEST PRICESee Our Full Breakdown
Wireless Temperature and Humidity Sensor – Developed in The USA – 24/7 Data Logger with Alarm – Bluetooth Smart Thermometer and Hygrometer – Bluetooth Only – Not WiFiWireless Temperature and Humidity Sensor - Developed in The USA - 24/7 Data Logger with Alarm – Bluetooth Smart Thermometer and Hygrometer - Bluetooth Only - Not WiFiBest for Wireless Monitoring with Smartphone AlertsTemperature Accuracy: +/- 1°FHumidity Accuracy: +/- 3%Range: 330 ftVIEW LATEST PRICESee Our Full Breakdown
ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)Best for Portable Bluetooth Monitoring with Long Battery LifeTemperature Range: -22°F to 158°FTemperature Accuracy: +/- 0.5°FHumidity Accuracy: +/- 2%VIEW LATEST PRICESee Our Full Breakdown
ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)Best for Portable Bluetooth Monitoring with Long Battery LifeTemperature Range: -22°F to 158°FTemperature Accuracy: +/- 0.5°FHumidity Accuracy: +/- 2%VIEW LATEST PRICESee Our Full Breakdown
YoLink X3 Temperature & Humidity Data Logger, Hygrometer, Thermometer, 1/4 Mile Range, 5 Years Battery Life, Emails/Text/App Alerts. Pet Cage, Freezer, Greenhouse. 4G LTE Cellular Hub IncludedYoLink X3 Temperature & Humidity Data Logger, Hygrometer, Thermometer, 1/4 Mile Range, 5 Years Battery Life, Emails/Text/App Alerts. Pet Cage, Freezer, Greenhouse. 4G LTE Cellular Hub IncludedBest for Remote, Long-Distance Monitoring with Cellular ConnectivityVIEW LATEST PRICESee Our Full Breakdown
Freshliance Temperature Humidity Data Logger Recorder Bluetooth with 2pcs External Probe, Digital Refrigerator Thermometer Hygrometer, Remote Data Recording Analysis Alarm by Smart APP,BlueTag TH30R-IFreshliance Temperature Humidity Data Logger Recorder Bluetooth with 2pcs External Probe, Digital Refrigerator Thermometer Hygrometer, Remote Data Recording Analysis Alarm by Smart APP,BlueTag TH30R-IBest for Local, High-Precision Monitoring with External ProbesVIEW LATEST PRICESee Our Full Breakdown
USB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High AccuracyUSB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High AccuracyBest for Detailed Data Analysis with High Storage Capacity and USB ConnectivityVIEW LATEST PRICESee Our Full Breakdown
Elitech GSP-6 Bluetooth Data Logger Temperature Humidity for Refrigerator with Shadow Data 100000 Points Export PDF/CSV Report, Pharmacy Vaccine DDL Calibration Certificate, MAX MIN with Dual ProbeElitech GSP-6 Bluetooth Data Logger Temperature Humidity for Refrigerator with Shadow Data 100000 Points Export PDF/CSV Report, Pharmacy Vaccine DDL Calibration Certificate, MAX MIN with Dual ProbeBest for High-Volume, Calibration-Ready Data Logging with BluetoothVIEW LATEST PRICESee Our Full Breakdown
Temp Stick Remote WiFi Temperature & Humidity Sensor, Data Logger. No Subscription. 24/7 Monitor, Unlimited Text, App & Email Alerts. Made in America. Use with Alexa, IFTTT. Monitor Anywhere, AnytimeTemp Stick Remote WiFi Temperature & Humidity Sensor, Data Logger. No Subscription. 24/7 Monitor, Unlimited Text, App & Email Alerts. Made in America. Use with Alexa, IFTTT. Monitor Anywhere, AnytimeBest for Reliable WiFi-Based Remote Monitoring Without Subscription FeesVIEW LATEST PRICESee Our Full Breakdown

More Details on Our Top Picks

  1. Govee Digital Hygrometer Indoor Thermometer Room H5075, Bluetooth Temperature Humidity Meter with 164ft Remote App Control, Notification Alerts, 2 Years Data Storage Export for Bedroom, Wine Cellar

    Govee Digital Hygrometer Indoor Thermometer Room H5075, Bluetooth Temperature Humidity Meter with 164ft Remote App Control, Notification Alerts, 2 Years Data Storage Export for Bedroom, Wine Cellar

    Best Overall for Remote Bluetooth Monitoring

    View Latest Price

    The Govee H5075 stands out for its combination of high accuracy, fast refresh rate, and easy data management, making it ideal for greenhouse environments where real-time updates matter. Compared with the HOBO MX1101, it offers more user-friendly app controls and longer-term data export, though it relies solely on Bluetooth rather than Wi-Fi or cellular connectivity. Its Swiss-made sensor provides temperature accuracy up to ±0.54°F and humidity within ±3%RH, ensuring reliable data collection. The bright LCD display and instant app alerts help maintain ideal conditions without needing constant oversight. However, its Bluetooth range is limited to 164 feet, which could be restrictive in larger setups, and its reliance on a smartphone app may pose issues if connectivity drops. This pick makes the most sense for growers who want detailed, accessible data without complex setup or additional hardware.

    Pros:
    • High accuracy sensors with fast 2-second refresh rate
    • Two-year data storage with export options in CSV format
    • User-friendly app with instant notifications
    Cons:
    • Bluetooth connectivity limited to 164 feet, restricting range
    • Requires smartphone app for full functionality, less suitable for automation

    Best for: Greenhouse operators and hobby growers seeking reliable remote monitoring with easy data export

    Not ideal for: Large commercial greenhouses with extensive area requiring longer-range or Wi-Fi-based data access

    • Temperature Range:-20°F to 158°F
    • Temperature Accuracy:±0.54°F
    • Humidity Range:0-100% RH (with calibration)
    • Humidity Accuracy:±3% RH
    • Data Storage Duration:2 years
    • Connectivity:Bluetooth, 164 ft range

    Bottom line: This device suits growers who prioritize precise, remote data access and easy export within a moderate space.

  2. TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)

    TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)

    Best Value for Long-Range Bluetooth Monitoring

    View Latest Price

    Compared with the Govee H5075, the TempPro offers a longer Bluetooth range of up to 260 feet, making it better suited for larger or more spread-out greenhouse spaces. Its high accuracy, within ±0.9°F and ±2%RH, provides dependable environmental data, while the large backlit display ensures readability in low-light conditions. Its 2-year data storage and straightforward app interface help plan adjustments ahead of time. Nonetheless, it still depends on Bluetooth, which may be less reliable than Wi-Fi or cellular options in some environments, and the app does not require registration, which can limit advanced data management features. This model makes sense for growers who need extended range without sacrificing accuracy or long-term data access.

    Pros:
    • Extended Bluetooth range of up to 260 feet
    • High accuracy sensors with quick 10-second refresh
    • Clear backlit display with comfort indicator icons
    Cons:
    • Limited to Bluetooth connectivity, no Wi-Fi or cellular option
    • App does not require registration, limiting some advanced features

    Best for: Growers needing reliable long-distance Bluetooth monitoring without complex setup

    Not ideal for: Large commercial operations with extensive area where Wi-Fi or cellular monitoring is preferred

    • Range:Up to 260 ft
    • Temperature Accuracy:±0.9°F
    • Humidity Accuracy:±2%RH
    • Display:Large backlit LCD
    • Data Storage:2 years
    • Connectivity:Bluetooth

    Bottom line: Ideal for growers who need reliable remote monitoring over larger distances on a budget.

  3. HOBO by Onset MX1101 – Temperature/Relative Humidity Data Logger

    HOBO by Onset MX1101 - Temperature/Relative Humidity Data Logger

    Best for Extended Field Monitoring with Bluetooth

    View Latest Price

    The HOBO MX1101 excels in extended monitoring with its robust wireless Bluetooth connectivity, making it suitable for greenhouse environments that require detailed, long-term data collection. Its accuracy of ±0.21°C and ±2%RH in standard conditions ensures dependable readings over time. The device includes a built-in LCD for instant readouts and supports burst logging, which adapts to environmental fluctuations for more efficient data collection. Compared to the Govee H5075 and TempPro, the MX1101 offers more advanced statistical analysis and alarm functions, ideal for professional settings. Its 128 KB storage capacity captures over 84,000 data points, though it’s less portable for casual growers due to its design. This logger suits users needing high reliability and extended data management for critical environments.

    Pros:
    • Highly accurate temperature and humidity measurements
    • Large data capacity with over 84,000 measurements
    • Supports alarm notifications and burst logging
    Cons:
    • Requires a compatible mobile app, not standalone
    • Bulkier than simple Bluetooth sensors, less portable

    Best for: Professional growers and researchers requiring comprehensive, long-term Bluetooth data logging

    Not ideal for: Casual hobbyists or small-scale growers who prefer simple, app-based solutions

    • Temperature Range:-20°C to 70°C
    • Temperature Accuracy:±0.21°C
    • Humidity Range:1-90%
    • Humidity Accuracy:±2%
    • Memory:128 KB
    • Connectivity:Bluetooth Low Energy

    Bottom line: Best for users needing reliable, professional-grade data over long periods with advanced analysis features.

  4. Data Logger, Temperature and Humidity, USB

    Data Logger, Temperature and Humidity, USB

    Best for Basic Indoor Monitoring and Data Export

    View Latest Price

    The HOBO UX100-003 provides a simple and cost-effective solution for indoor greenhouse environments where basic temperature and humidity data are sufficient. Its +/-3.5% RH accuracy and ±0.21°C precision in standard conditions make it reliable for occupant comfort or storage monitoring. This device’s USB interface allows straightforward data download and configuration via HOBOware software, ideal for those who prefer a wired solution or have limited connectivity options. Compared to Bluetooth models, it’s less suited for remote or real-time alerts but offers dependable, stand-alone data logging. Its one-year battery life and straightforward setup make it suitable for intermittent monitoring. However, its accuracy is somewhat lower than Bluetooth sensors designed for precise greenhouse control. This logger makes sense for growers who need basic data with easy export but aren’t reliant on continuous real-time updates.

    Pros:
    • Reliable USB data transfer with simple software
    • Good accuracy for basic monitoring needs
    • One-year battery life with user-replaceable coin cell
    Cons:
    • No wireless connectivity for remote access
    • Lower precision compared to Bluetooth or cellular options
    • Limited to static, non-real-time data collection

    Best for: Growers or facility managers needing simple, reliable data export with minimal setup

    Not ideal for: Large-scale greenhouses requiring remote, real-time data access or integrated alert systems

    • Temperature Range:-20°C to 70°C
    • Temperature Accuracy:±0.21°C
    • Humidity Range:15-95% RH
    • Humidity Accuracy:±3.5%
    • Interface:USB
    • Battery Life:1 year

    Bottom line: Suitable for users who prioritize straightforward data collection and export over real-time remote monitoring.

  5. Frigga V5C 4G/5G Real-Time Temperature Humidity Data Logger Single-Use 28800 Points Remote Wireless Digital Temperature Recorder 60 Days for Green House Pharmacy Cold Chain Logistics High Accuracy

    Frigga V5C 4G/5G Real-Time Temperature Humidity Data Logger Single-Use 28800 Points Remote Wireless Digital Temperature Recorder 60 Days for Green House Pharmacy Cold Chain Logistics High Accuracy

    Best for Cellular-Connected Real-Time Monitoring

    View Latest Price

    The Frigga V5C offers a compelling cellular solution for greenhouse environments requiring immediate alerts and continuous data transmission. Unlike Bluetooth or Wi-Fi-only models like the Govee or HOBO MX1101, this device uses LTE 4G/5G with fallback to 2G, providing coverage in remote or distributed large-scale greenhouses. Its advanced sensors deliver temperature accuracy of ±0.5°C and humidity within ±3%, suitable for precise climate control. Its 60-day battery life at one-hour upload intervals and dual PDF report system ensure data integrity and traceability during long shipments or storage. The LCD display shows current conditions instantly, but being a single-use device, it cannot be reused after deployment. It’s perfect for logistics and environments needing instant notifications without reliance on local network infrastructure.

    Pros:
    • Cellular LTE/5G connectivity with fallback options
    • High accuracy sensors with ±0.5°C temperature precision
    • 60-day operational battery life with instant notifications
    Cons:
    • Single-use, cannot be reused after deployment
    • Higher cost and complexity compared to Bluetooth models
    • Requires cellular network coverage for optimal operation

    Best for: Large-scale growers and logistics managers needing cellular, real-time environmental data during transit or remote operations

    Not ideal for: Small hobby growers or those preferring reusable sensors with local connectivity options

    • Temperature Range:-30°C to +70°C
    • Temperature Accuracy:±0.5°C
    • Humidity Range:5-95% RH
    • Connectivity:4G/5G LTE, fallback 2G
    • Battery Life:60 days
    • Data Points:28,800

    Bottom line: Best suited for professionals needing reliable, real-time cellular data during transport or in hard-to-reach environments.

  6. Elitech USB Digital Temperature Humidity Data Logger with Shadow Data Reusable Recorder 32000 Points, Auto PDF/CSV Report, for Windows/MacOS, Refrigerator Thermometer LogEt5TH, Blue

    Elitech USB Digital Temperature Humidity Data Logger with Shadow Data Reusable Recorder 32000 Points, Auto PDF/CSV Report, for Windows/MacOS, Refrigerator Thermometer LogEt5TH, Blue

    Best Overall for Reliable Data Integrity and Ease of Use

    View Latest Price

    This data logger stands out for its comprehensive reporting features and high data point capacity, making it ideal for precise greenhouse monitoring. Compared with the YoLink X3, it offers more detailed PDF/CSV reports without additional hardware, which is essential for documentation. Its shadow data function prevents data loss if the device is stopped or started accidentally—a feature lacking in many simpler models. However, this comes with a tradeoff: the device is slightly bulkier and requires manual setup. Its wide temperature range (-22°F to 158°F) and accuracy (±0.1°C) make it suitable for sensitive environments. The ability to switch between Fahrenheit and Celsius adds flexibility. The main drawback is that it requires downloading Elitechlog software for advanced functions, which may be a barrier for some users. Overall, this logger makes the most sense for users who need dependable, detailed records and are comfortable with software setup.

    Pros:
    • High data point capacity with 32,000 points for detailed long-term logging
    • Shadow Data function safeguards against accidental stops or resets
    • Auto PDF/CSV reports with embedded data for easy access without extra software
    • Wide temperature range (-22°F to 158°F) and high accuracy (±0.1°C)
    Cons:
    • Requires download and use of Elitechlog software for full functionality
    • Slightly larger and less portable than basic models
    • No wireless or Bluetooth connectivity for real-time monitoring

    Best for: Professionals needing high-capacity, accurate, and legally compliant data recording in scientific, food, or industrial settings.

    Not ideal for: Casual gardeners or hobbyists who prefer simple, Bluetooth-only devices to monitor basic conditions without detailed reporting.

    • Temperature Range:-22°F to 158°F
    • Temperature Accuracy:±0.1°C
    • Data Points:32,000
    • Report Format:PDF, CSV
    • Compatibility:Windows/MacOS
    • Power:Replaceable battery

    Bottom line: This logger is ideal for users who need detailed, legally compliant data with minimal risk of data loss and are willing to handle software setup.

  7. Wireless Temperature and Humidity Sensor – Developed in The USA – 24/7 Data Logger with Alarm – Bluetooth Smart Thermometer and Hygrometer – Bluetooth Only – Not WiFi

    Wireless Temperature and Humidity Sensor - Developed in The USA - 24/7 Data Logger with Alarm – Bluetooth Smart Thermometer and Hygrometer - Bluetooth Only - Not WiFi

    Best for Wireless Monitoring with Smartphone Alerts

    View Latest Price

    This Bluetooth sensor excels in mobility and real-time alerts, making it suitable for homeowners and small-scale greenhouse operators. Unlike the Elitech USB logger, it offers instant phone notifications and unlimited data browsing via its app, which is perfect for quick daily checks. Its Bluetooth range (up to 330 ft) allows flexible placement without wires, but obstructions can reduce this distance, unlike the WiFi-based models that offer broader coverage. The device’s accuracy (+/- 1°F for temperature and 3% for humidity) is sufficient for many applications, though less precise than professional-grade loggers. Its simple setup and ability to sync with multiple phones make it ideal for shared monitoring, but it lacks offline data storage, which could be a concern during outages. This pick suits users prioritizing ease of use and immediate alerts over detailed long-term data analysis.

    Pros:
    • Wireless Bluetooth connection with up to 330 ft range
    • Unlimited historical data browsing and CSV export in the app
    • Real-time alerts sent directly to multiple phones
    • Simple setup with intuitive app interface
    Cons:
    • Limited to Bluetooth, no WiFi or cloud connectivity
    • No offline data storage or extended long-term logging
    • Accuracy (+/- 1°F) may be insufficient for precise scientific needs

    Best for: Homeowners, hobbyists, or small-scale greenhouse growers seeking real-time Bluetooth alerts and easy app integration.

    Not ideal for: Large commercial operations that require continuous, detailed data logging without reliance on Bluetooth range or app connectivity.

    • Temperature Accuracy:+/- 1°F
    • Humidity Accuracy:+/- 3%
    • Range:330 ft
    • Connectivity:Bluetooth
    • Power:Battery operated
    • Size:1.57 x 1.57 x 0.65 inches

    Bottom line: This device is best for users who need instant alerts and easy access to data via smartphones without complex setup or infrastructure.

  8. ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

    ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

    Best for Portable Bluetooth Monitoring with Long Battery Life

    View Latest Price

    This ThermoPro model offers a practical balance of portability and long-term data logging, making it suitable for hobbyist greenhouses or small farms. Its 260 ft Bluetooth range, slightly shorter than the YoLink, still covers most home environments effectively. The app provides 2-year data storage and export capabilities, which surpass many basic models, but lacks some advanced alert functionalities of higher-end loggers. Its accuracy (+/- 0.5°F and +/- 2% RH) is sufficient for most hobbyist applications, and the quick setup makes it accessible for users of all tech levels. The device’s compact size and included mounting options make placement flexible. The main tradeoff is that it relies on Bluetooth, limiting real-time updates compared to WiFi devices, and it does not include a shadow data feature. Still, for users wanting a straightforward, reliable Bluetooth device with good battery life, this is a solid choice.

    Pros:
    • Long 2-year data storage with easy export
    • Reliable Bluetooth connection up to 260 ft
    • Compact, portable design with mounting options
    • Simple app interface with basic alerts
    Cons:
    • Bluetooth-only connectivity, no WiFi or cloud sync
    • Limited real-time alert capabilities compared to professional loggers
    • No shadow data or error-proof features for accidental resets

    Best for: Home gardeners or small greenhouse owners looking for accurate, portable, long-term data logging via app with minimal fuss.

    Not ideal for: Large commercial growers needing real-time, WiFi-enabled, or legally compliant data management solutions.

    • Temperature Range:-22°F to 158°F
    • Temperature Accuracy:+/- 0.5°F
    • Humidity Accuracy:+/- 2%
    • Range:260 ft
    • Data Storage:2 years
    • Connectivity:Bluetooth

    Bottom line: This logger is well-suited for hobbyists who want long-term, portable data access via smartphone without complex setup.

  9. ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

    ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

    Best for Portable Bluetooth Monitoring with Long Battery Life

    View Latest Price

    This ThermoPro model offers a practical balance of portability and long-term data logging, making it suitable for hobbyist greenhouses or small farms. Its 260 ft Bluetooth range, slightly shorter than the YoLink, still covers most home environments effectively. The app provides 2-year data storage and export capabilities, which surpass many basic models, but lacks some advanced alert functionalities of higher-end loggers. Its accuracy (+/- 0.5°F and +/- 2% RH) is sufficient for most hobbyist applications, and the quick setup makes it accessible for users of all tech levels. The device’s compact size and included mounting options make placement flexible. The main tradeoff is that it relies on Bluetooth, limiting real-time updates compared to WiFi devices, and it does not include a shadow data feature. Still, for users wanting a straightforward, reliable Bluetooth device with good battery life, this is a solid choice.

    Pros:
    • Long 2-year data storage with easy export
    • Reliable Bluetooth connection up to 260 ft
    • Compact, portable design with mounting options
    • Simple app interface with basic alerts
    Cons:
    • Bluetooth-only connectivity, no WiFi or cloud sync
    • Limited real-time alert capabilities compared to professional loggers
    • No shadow data or error-proof features for accidental resets

    Best for: Home gardeners or small greenhouse owners looking for accurate, portable, long-term data logging via app with minimal fuss.

    Not ideal for: Large commercial growers needing real-time, WiFi-enabled, or legally compliant data management solutions.

    • Temperature Range:-22°F to 158°F
    • Temperature Accuracy:+/- 0.5°F
    • Humidity Accuracy:+/- 2%
    • Range:260 ft
    • Data Storage:2 years
    • Connectivity:Bluetooth

    Bottom line: This logger is well-suited for hobbyists who want long-term, portable data access via smartphone without complex setup.

  10. YoLink X3 Temperature & Humidity Data Logger, Hygrometer, Thermometer, 1/4 Mile Range, 5 Years Battery Life, Emails/Text/App Alerts. Pet Cage, Freezer, Greenhouse. 4G LTE Cellular Hub Included

    Best for Remote, Long-Distance Monitoring with Cellular Connectivity

    View Latest Price

    This model excels in remote monitoring scenarios, thanks to its 4G LTE cellular hub and offline data logging capabilities. Unlike WiFi-only options like the Temp Stick, it supports areas with unreliable internet and can operate independently, making it ideal for greenhouses in rural locations. Its long-lasting 5-year battery reduces maintenance, and its email and app alerts provide immediate notification of abnormal conditions. The ability to support up to 10 sensors and integrate with Alexa via IFTTT broadens its utility. However, the setup complexity and recurring subscription fee ($6.99/month) may be off-putting for small-scale users. Compared to the Elitech GSP-6Pro, it offers better connectivity but at a higher ongoing cost. This pick makes the most sense for growers needing reliable remote alerts over vast distances.

    Pros:
    • Supports 4G LTE cellular connectivity for remote locations
    • Exceptional 5-year battery life reduces maintenance
    • Offline data logging ensures no data loss during outages
    • Supports up to 10 sensors and Alexa integration
    Cons:
    • Requires a monthly subscription fee for cellular service
    • Setup process can be complex for non-technical users
    • Higher initial cost compared to WiFi-only devices

    Best for: Growers or researchers managing large or remote greenhouses needing cellular connectivity and long-term data logging.

    Not ideal for: Home gardeners or small operations with stable WiFi, where simpler or cheaper WiFi-only solutions suffice.

      Bottom line: This is the best choice for those needing long-distance, cellular-enabled greenhouse monitoring with reliable alerts.

    • Freshliance Temperature Humidity Data Logger Recorder Bluetooth with 2pcs External Probe, Digital Refrigerator Thermometer Hygrometer, Remote Data Recording Analysis Alarm by Smart APP,BlueTag TH30R-I

      Freshliance Temperature Humidity Data Logger Recorder Bluetooth with 2pcs External Probe, Digital Refrigerator Thermometer Hygrometer, Remote Data Recording Analysis Alarm by Smart APP,BlueTag TH30R-I

      Best for Local, High-Precision Monitoring with External Probes

      View Latest Price

      This data logger stands out for its dual external probes and Bluetooth connectivity that enable precise monitoring within a defined area, such as a greenhouse or incubator. Unlike the YoLink X3, it doesn’t support remote internet access but provides high accuracy through its three sensors and supports detailed data analysis with its app. Its user-friendly interface and PDF/CSV report export make it suitable for scientific or detailed environmental control. It’s less suited for large or remote sites due to its Bluetooth range limitation. Compared with the Elitech GSP-6Pro, which offers Bluetooth but with a larger capacity and calibration options, this device is ideal for localized, high-precision applications. This pick is perfect for users who need external probes and detailed data review in a confined space.

      Pros:
      • Includes two external probes for versatile placement
      • Supports detailed graphing, report export, and data sharing
      • High precision sensors for accurate measurements
      • Bluetooth app control for easy setup and review
      Cons:
      • Limited Bluetooth range restricts monitoring to nearby areas
      • No WiFi or cellular support for remote access
      • Requires smartphone app for data review, not standalone

      Best for: Professionals or serious hobbyists who require external probes and detailed data analysis within a limited area like a greenhouse or laboratory.

      Not ideal for: Large-scale or remote users who need internet-based monitoring or long-range connectivity.

        Bottom line: Ideal for precise, localized monitoring with external probes and detailed analysis, but not suited for remote or large-scale sites.

      • USB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High Accuracy

        USB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High Accuracy

        Best for Detailed Data Analysis with High Storage Capacity and USB Connectivity

        View Latest Price

        This USB-based logger is well-suited for users needing a high-capacity data recorder with easy PC integration. Its ability to store up to 16,000 data points and generate detailed PDF and Excel reports makes it a solid choice for scientific data collection or batch monitoring in greenhouses. Its IP65 waterproof design adds durability for outdoor or humid environments. Compared with wireless options like the Temp Stick or YoLink X3, it demands physical connection but offers greater data storage and analysis flexibility. However, it’s less convenient for real-time remote monitoring and requires a Windows PC to access data. This device makes sense for users who prioritize detailed records and don’t mind manual data retrieval over wireless options.

        Pros:
        • Large storage capacity (16,000 data points)
        • IP65 waterproof for outdoor durability
        • Generates professional PDF and CSV reports
        • No internet or wireless required
        Cons:
        • Requires physical connection to a PC for data retrieval
        • No real-time remote monitoring capability
        • Less flexible for quick on-the-go checks

        Best for: Researchers or technicians who need extensive, detailed data collection and analysis with a focus on durability and large data storage.

        Not ideal for: Users seeking real-time alerts or remote monitoring, as it lacks wireless capabilities.

          Bottom line: Best suited for detailed, offline data analysis in environments where durability and large storage matter most.

        • Elitech GSP-6 Bluetooth Data Logger Temperature Humidity for Refrigerator with Shadow Data 100000 Points Export PDF/CSV Report, Pharmacy Vaccine DDL Calibration Certificate, MAX MIN with Dual Probe

          Elitech GSP-6 Bluetooth Data Logger Temperature Humidity for Refrigerator with Shadow Data 100000 Points Export PDF/CSV Report, Pharmacy Vaccine DDL Calibration Certificate, MAX MIN with Dual Probe

          Best for High-Volume, Calibration-Ready Data Logging with Bluetooth

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          The Elitech GSP-6 offers a high capacity of 100,000 points and dual probes for detailed monitoring in sensitive environments like pharmacies or vaccine storage. Its Bluetooth connectivity allows easy data transfer via the iCold app, and its calibration certificate meets strict regulatory standards. Unlike the Freshliance Bluetooth logger, it supports professional validation and is FDA-compliant. Its MAX/MIN/AVG functions and detailed reports streamline compliance and record-keeping. The device’s main tradeoff is its reliance on Bluetooth, limiting remote access, but it compensates with high-volume data capacity and calibration support. Compared to the YoLink X3, it’s less suited for remote sites but perfect for controlled environments requiring detailed, certifiable data.

          Pros:
          • Supports up to 100,000 data points
          • Includes calibration certificate for compliance
          • Dual probes for detailed environmental monitoring
          • Bluetooth data transfer with app support
          Cons:
          • Limited to Bluetooth connectivity, no WiFi or cellular options
          • Requires calibration for regulatory use
          • Bluetooth range limits remote monitoring

          Best for: Regulated industries or professionals needing high-volume, validated data with calibration certificates.

          Not ideal for: Small operations or those requiring remote, wireless internet access.

            Bottom line: Ideal for regulated environments needing high-volume data and calibration validation, but not for remote or wireless-only monitoring.

          • Temp Stick Remote WiFi Temperature & Humidity Sensor, Data Logger. No Subscription. 24/7 Monitor, Unlimited Text, App & Email Alerts. Made in America. Use with Alexa, IFTTT. Monitor Anywhere, Anytime

            Temp Stick Remote WiFi Temperature & Humidity Sensor, Data Logger. No Subscription. 24/7 Monitor, Unlimited Text, App & Email Alerts. Made in America. Use with Alexa, IFTTT. Monitor Anywhere, Anytime

            Best for Reliable WiFi-Based Remote Monitoring Without Subscription Fees

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            The Temp Stick is designed for consistent, WiFi-based monitoring that doesn’t require a subscription, making it attractive for consumers and small businesses. Its real-time alerts via email and unlimited texts ensure you stay informed, especially compared to subscription-dependent services. The device operates on low-power 2-year batteries and can be accessed from anywhere through its app, supporting integration with Alexa and IFTTT for automation. Its automatic data logging and free software updates add value for long-term use. Its main limitation is that it requires a stable WiFi connection, making it less suitable for remote sites with poor internet. Compared to cellular models like the YoLink X3, it’s more budget-friendly but less versatile in remote areas.

            Pros:
            • No subscription fees for data and alerts
            • Unlimited text and email alerts
            • Operates on low-power batteries for 2+ years
            • Supports Alexa and IFTTT integration
            Cons:
            • Requires stable WiFi connection for full functionality
            • Limited to indoor or WiFi-covered environments
            • No cellular fallback option

            Best for: Homeowners or small-scale greenhouse operators seeking reliable WiFi monitoring without ongoing subscription costs.

            Not ideal for: Large or remote sites with unreliable internet, where cellular or dedicated networks are preferable.

              Bottom line: A great WiFi-based monitoring solution for small or indoor greenhouses, providing reliable alerts without ongoing costs.

            best data logger for greenhouse temperature humidity

            How We Picked

            The products in this roundup were selected based on a combination of accuracy, connectivity, ease of use, durability, and value. We prioritized models that are specifically designed for greenhouse or similar indoor environments, where stable readings are essential. Each product was evaluated for data storage capacity, battery life, and the ability to export data in usable formats. Features like remote alerts, user interface, and build quality were also critical, as they directly impact the usability and reliability of the logger. The ranking reflects a balance between affordability and advanced features, ensuring options for both casual hobbyists and professional growers.

            Factors to Consider When Choosing Best Data Logger For Greenhouse Temperature Humidity

            Choosing the best data logger for greenhouse temperature and humidity involves weighing several factors. Beyond basic accuracy, consider how the device connects to your systems, how much data it can store, and how easy it is to operate and interpret. Durability and environmental resistance are also important, especially if your greenhouse faces humidity or outdoor conditions. Understanding these broader considerations helps avoid common pitfalls, such as underestimating data capacity or choosing incompatible connectivity options. Here are key factors to guide your decision:

            Connectivity and Remote Monitoring

            Deciding between Bluetooth, WiFi, or cellular options impacts how easily you can access data remotely. Bluetooth devices are straightforward but limited in range, making them suitable for small or indoor greenhouses. WiFi-enabled loggers provide network access within your property, ideal for continuous monitoring without manual data downloads. Cellular models offer the most flexibility, allowing remote alerts and data access from anywhere, but often come at a higher cost and may require a subscription. Consider your setup and whether remote access is a priority before choosing.

            Data Storage Capacity and Export Options

            Long-term monitoring requires ample storage and easy export features. Devices with high point counts or extended data logging periods reduce the need for frequent downloads, saving time and effort. Look for models that export data in common formats like CSV or PDF, simplifying analysis and record-keeping. In environments where data accuracy is critical, higher capacity and straightforward export options can make a significant difference in maintaining reliable records.

            Durability and Environmental Resistance

            Greenhouses can be humid and sometimes exposed to outdoor conditions, so choosing a logger with appropriate environmental ratings is wise. IP ratings indicate water and dust resistance, with higher ratings offering better protection. Battery life also matters, especially for long-term installations where maintenance might be infrequent. Investing in a durable, weather-resistant model helps prevent premature failure and ensures consistent data collection over time.

            Ease of Use and Setup

            Devices with intuitive interfaces and straightforward setup procedures save time and frustration. Look for features like clear app instructions, minimal wiring, and simple mounting options. For beginners, models with guided setup and user-friendly dashboards are ideal, while experienced users may prefer more advanced controls and customization. Remember, a complicated interface can lead to errors or missed data, undermining the benefits of your monitoring system.

            Price and Long-Term Value

            While budget models may suffice for small-scale or hobbyist growers, investing in a slightly more expensive device often delivers better accuracy, data capacity, and durability. Consider ongoing costs, such as subscription fees for cellular alerts or cloud storage. High-quality data loggers tend to have longer battery life and better build quality, reducing replacement costs over time. Matching features to your specific needs ensures you get value for your investment without overspending on unnecessary extras.

            Frequently Asked Questions

            How often should I download data from my greenhouse logger?

            The frequency depends on your monitoring needs. For most small greenhouses, weekly downloads may suffice, but if you’re managing sensitive plants or experimenting with new conditions, daily or even real-time monitoring could be beneficial. Many modern loggers with remote alerts can notify you instantly if parameters go out of range, reducing the need for manual downloads. Consider your workflow and whether automated alerts can compensate for less frequent manual data retrieval.

            Can I use a Bluetooth data logger for outdoor greenhouses?

            Bluetooth loggers are generally best suited for indoor or small-scale setups due to their limited range, typically under 100 feet. For outdoor greenhouses or large facilities, WiFi or cellular-enabled models are more appropriate, as they allow remote data access without needing to be physically close. If you choose Bluetooth, plan to be within range for data collection or consider using multiple units for larger areas. This ensures consistent monitoring without gaps in data.

            What is the typical battery life for greenhouse data loggers?

            Battery life varies by device and usage, ranging from a few months to several years. Models with low power consumption and larger batteries tend to last longer, reducing maintenance and downtime. For continuous, long-term monitoring, look for devices rated for at least one to two years of operation without replacement. Some advanced units include low-battery alerts to notify you when replacements are needed, preventing data loss.

            Are cellular data loggers worth the extra cost?

            Cellular loggers offer the highest convenience by providing real-time alerts and remote access from any location, making them ideal for large or commercial greenhouses. However, they do come with higher initial costs and ongoing charges, such as service plans. For hobbyists or small-scale growers, Bluetooth or WiFi options may provide sufficient monitoring at a lower overall cost. Evaluate your specific needs and budget to determine if the added flexibility justifies the expense.

            How accurate are consumer-grade greenhouse data loggers?

            Most consumer-grade loggers provide sufficient accuracy for typical greenhouse management, generally within 1-2 degrees Celsius and 5% humidity. For critical applications, such as research or pharmaceutical storage, professional-grade devices with calibration certificates and higher precision are recommended. Regular calibration and maintenance can also improve accuracy over time, regardless of the device’s initial specifications. Consider your tolerance for small measurement errors when selecting a model.

            Conclusion

            The best overall choice for most users is the Govee Digital Hygrometer due to its balance of affordability, ease of use, and reliable Bluetooth connectivity. For those prioritizing durability and professional-grade data, the HOBO MX1101 offers unmatched precision and environmental resistance. Budget-conscious growers will appreciate the TempPro Bluetooth Thermometer Hygrometer for its straightforward setup and long-range app control. Meanwhile, growers needing remote, cellular monitoring should consider models like the Frigga V5C or Temp Stick for continuous, anywhere access. Tailor your choice to your specific greenhouse size, monitoring needs, and budget to ensure optimal results.

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