10 bestSmart Thermometer For Greenhouseof December 2025
112M consumers helped this year.
1
GoveeLife WiFi Thermometer Hygrometer H5103, Indoor Bluetooth Temperature Humidity Sensor with Electronic Ink Display, App Notification Alert, Free Data Storage Export, Digital Remote Monitor for Bedroom
GoveeLife
9.8
30% off
2
Govee WiFi Digital Thermometer Hygrometer, Smart Indoor Humidity Meter Temperature Sensor with App Notification, 2 Years Free Data Storage, Remote Monitor for Room Greenhouse Incubator Wine Cellar
Govee
9.6
3
Govee Bluetooth Hygrometer Thermometer，Room Temperature Humidity Meter with APP Alerts and Data Storage, Humidity Monitor Indoor with Large LCD Display, Humidity Sensor for Baby Greenhouse Garage
Govee
9.5
10% off
4
Govee WiFi Digital Hygrometer Thermometer 3 Pack, Indoor Outdoor Smart Gateway Room Temperature Humidity Sensor, Wireless Temp Gauge with App Alert, for Home, Greenhouse(not Support 5G WiFi)
Govee
9.3
5
ThermoPro TP357 Digital Hygrometer Indoor Thermometer of 260FT, Bluetooth Thermometer Humidity Meter with Smart App, Room Thermometer Humidity Gauge with Temperature Humidity Sensor
ThermoPro
9.0
OtherUp to 25% off
SensorPush HT.w Wireless Thermometer/Hygrometer Water-Resistant for iPhone/Android. USA Made Indoor/Outdoor Humidity/Temperature/Dewpoint/VPD Monitor/Logger. Smart Sensor with Alerts
SensorPush HT1 Wireless Thermometer/Hygrometer for iPhone/Android. USA Developed and Supported Humidity/Temperature/Dewpoint/VPD Monitor/Logger. Indoor/Outdoor Smart Sensor with Alerts
INKBIRD IBS-M2S+20R 3 Pcs Thermometers/hygrometers with WiFi Gateway, Wireless Temperature and Humdity Monitor with App Notification Alert, for Home Greenhouse Office Reptile
Govee WiFi Digital Thermometer Hygrometer H5179, Smart Indoor Humidity Meter Temperature Sensor with App Notification, 2 Years Free Data Storage, Remote Monitor for Room Greenhouse Incubator, 2Pack
6
ThermoPro TP359 Bluetooth Thermometer Humidity Meter 260FT Wireless Hygrometer with APP Alerts and Graph Room Thermometer with Data Storage Temperature and Humidity Sensor for Home Greenhouse Garage
ThermoPro
8.7
7
Inkbird IBS-TH2 Plus Bluetooth Temperature and Humidity Monitor Thermometer&Hygrometer, Smart Sensor Data Logger Ideal for Home, Office, Greenhouse, Humidor, Cellar（External Temperature Probe）
Inkbird
8.4
8
SwitchBot WiFi Thermometer Hygrometer 3 Pack with Hub Mini, IP65 Indoor Outdoor Thermometer Wireless, Humidity/Temperature/Dewpoint/VPD/Absolute Humidity Sensor with Smart Alerts, Works with Alexa
SwitchBot
8.1
9
GoveeLife E-Ink Bluetooth Thermometer Hygrometer, Smart Digital Indoor Wireless Temperature Humidity Sensor with Alert, Free Data Storage Export, for Home Room Greenhouse Wall, 2 Pcak (with Battery)
GoveeLife
7.8
10
SensorPush HTP.xw Wireless Thermometer/Hygrometer/Barometer Extreme Accuracy Water-Resistant for iPhone/Android - Made in USA - Indoor/Outdoor Humidity/Temperature/Pressure Smart Sensor with Alerts
SensorPush
7.5
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A Guide to Selecting the Best Smart Thermometer For Greenhouse
Choosing a smart thermometer for your greenhouse is all about ensuring your plants have the right environment to thrive. A smart thermometer not only measures temperature but often connects to your phone or other devices, allowing you to monitor and sometimes control the climate remotely. When picking the best one for your needs, it's important to consider how you'll use the data, the size of your greenhouse, and how much automation or connectivity you want. Understanding the key features will help you make a choice that keeps your plants healthy and your gardening routine easier.
Temperature Range
Temperature range refers to the minimum and maximum temperatures the thermometer can accurately measure. This is important because greenhouses can experience both very warm and very cool conditions, especially if you live in an area with extreme weather. Some thermometers are designed for standard indoor use and may not handle the higher or lower temperatures found in greenhouses. When looking at temperature range, think about the coldest and hottest your greenhouse might get. If you grow tropical plants, you may need a thermometer that can handle higher temperatures, while for cool-weather crops, a lower minimum is important. Choose a thermometer with a range that covers the extremes you expect in your greenhouse.
Connectivity
Connectivity describes how the thermometer communicates with you or other devices. Common options include Wi-Fi, Bluetooth, or proprietary wireless systems. This is important because it determines how easily you can access temperature data remotely. Wi-Fi models let you check readings from anywhere with internet, while Bluetooth usually requires you to be nearby. If you want to monitor your greenhouse while away from home, Wi-Fi is best. If you only need to check when you're on-site, Bluetooth may be enough. Consider your daily routine and how often you want to check in remotely to decide which connectivity type fits your needs.
Data Logging and Alerts
Data logging means the thermometer keeps a record of temperature readings over time, and alerts are notifications sent when temperatures go outside your chosen range. This is important for understanding trends and catching problems early, like a heater failure or a sudden cold snap. Some thermometers store data for days or weeks, while others only show current readings. Alerts can be sent to your phone or email. If you want to track how temperature changes over time or need to be warned about sudden changes, look for a model with robust data logging and customizable alerts. If you just want to check the temperature occasionally, this may be less important.
Sensor Accuracy
Sensor accuracy tells you how close the thermometer's readings are to the actual temperature. This is crucial for greenhouses, where even small temperature changes can affect plant health. Accuracy is usually given as a plus-or-minus value (for example, ±0.5°C). Higher accuracy is better, especially for sensitive plants. If you grow plants that need precise conditions, choose a thermometer with a low margin of error. For general use, a slightly less accurate model may be sufficient, but always check the accuracy rating before buying.
Power Source
The power source is how the thermometer is powered—commonly batteries, USB, or solar. This matters because it affects where you can place the thermometer and how often you'll need to maintain it. Battery-powered models are flexible but need occasional battery changes. USB-powered ones require an outlet, which may not be convenient in a greenhouse. Solar-powered options are low-maintenance but need enough sunlight to work reliably. Think about your greenhouse setup and how easy it is to access power when choosing the right power source for your thermometer.
Weather Resistance
Weather resistance refers to how well the thermometer can handle humidity, water, and dust. Greenhouses can be damp and sometimes messy, so a thermometer that isn't weather-resistant may not last long. Look for models with ratings like 'water-resistant' or 'IP' ratings, which indicate protection against moisture and dust. If your greenhouse is very humid or you use misting systems, weather resistance is especially important. For drier, well-ventilated greenhouses, this may be less critical, but it's still a good feature for durability.
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