The Best Wifi Temperature Sensor Cheap of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Wifi Temperature Sensor Cheap of 2025. Check our ranking below.
2,154 Reviews Scanned
Rank No. #1
WiFi Temperature Humidity Sensor Smart Hygrometer Thermometer Sensor with APP Remote Monitor and Alert High Precision Indoor Thermometer No Hub Required, Compatible with Alexa Google Assistant
- Smart WiFi Temperature Sensor: Support 2.4GHz wifi, you can view the temp humidity date from CozyLife app at or away from home. Easily switch the temperature unit from ℉ and ℃. View History Records, and Temp Humidity Graphs functions.
- Voice Control: Our wifi temperature and tumidity sensor compatible with Amazon Alexa and Google Assistant. You can know the current temperature or humidity by voice. For example, you can say :” Alexa, what’s the temperature inside the bedroom?”
- Mini Body and Easy to Place: This wireless remote thermometer is small enough to fit in various spaces, like living room, kitchen and other small or big spaces . This thermometer can meet your needs for any corner. You can install this thermometer indoor on the wall or anywhere else you need.
- Low Power and High Quality: Wifi temperature sensor with low power consumption for long standby. Only needs 2*AAA batteries(not included), you can receive alert messages via the app when the battery is low for your sensor. And the 2AAA batteries service time in our thermometer is about 100 days.
- Precise Thermometer and Warm Alert: Our thermometer can precisely measure the temperature and humidity of the current room, the temperature and the humidity error can be within 1℃ and ±5%RH. If preset low and high temperature alarm, once the temperature reached it, the app will notify you.
Rank No. #2
WiFi Temperature Humidity Sensor: Indoor Thermometer Hygrometer with App Alert, Free Data Storage Export, Smart Temperature Humidity Monitor for Home Pet Greenhouse, Compatible with Alexa (1-Pack)
- WIFI THERMOMETER HYGROMETER: No hub required, Connecting with 2.4 GHz WiFi, you can remotely monitor the smart humidity sensor. Smart temperature sensor supports Remote Monitoring, Free App Alerts, °F/°C Reading, View History Records and Temp Humidity Graphs functions
- SMART SCENE TO TRIGGER ALERTS OR DEVICES: Wall temperature gauge indoor can be used as the temperature and humidity data source of Tuya Smart, Smart Life App. Create scene via app, Alert will be sent to your phone when beyond preset value. You can also set a scene to automatically turn your AC on when the temperature reaches the limit value, or the dehumidifier in your room starts working once the humidity is over higher
- VOICE CONTROL: Wifi Temperature and Humidity Sensor compatible with Amazon Amazon Alexa Echo. After connecting Alexa Echo, you can know the current temperature humidity by voice. For example, you can say "Alexa, what's the temperature in the Living room?" NOTE: Alexa app only shows humidity
- COMPACT DESIGN & VARIOUS INSTALLATION METHODS: wifi thermometer hygrometer indoor is small enough to fit in potted plants, reptile vivariums, cigar humidors, and other small spaces. You can lay this wireless remote thermometer on any spot of your house or mount it on the wall or other places with the sticker or screws
- LOW POWER & HIGH-QUALITY AFTER-SALES: Wifi temperature sensor with low power consumption microprocessor for long standby. thermometer indoor comes with 2*AAA Batteries, you can receive alert messages via app when the battery is low for your sensor.
SaleRank No. #3
WiFi Temperature Humidity Sensor: Wireless Temperature Humidity Monitor with App Alert, Free Data Storage Export, Smart Indoor Thermometer Hygrometer Compatible with Alexa Google Assistant (1-Pack)
- SMART WIFI TEMPERATURE SENSOR: Connecting with 2.4 GHz WiFi, you can remotely monitor the WIFI Thermometer Hygrometer. Smart temperature sensor supports App Notification Alert, View History Records,Temp Humidity Graphs, °F/°C Reading and Intelligent linkage functions
- WORKS WITH THIRD-PARTY SMART SPEAKER: Wall temperature gauge indoor compatible with Amazon Alexa, Google Home. After connecting, you can know the current temperature/humidity by voice. For example, you can say "Alexa, what's the humidity in the baby room?"
- SMART SCENE TO TRIGGER ALERTS OR DEVICES: Wifi Temperature and Humidity Sensor can be used as the temperature and humidity data source of Tuya Smart, Smart Life. You can create scenes via app, Alert will be sent to your phone when beyond preset value. You can also set a scene to turn your AC on/off when the temperature reaches the limit value,ect.
- COMPACT DESIGN & EASY TO PLACE: This wireless remote thermometer is small enough to fit in reptile vivariums, potted plants, and other small spaces. Meet your needs for any corner. You can also mount this thermometer hygrometer indoor on the wall or other places with the sticker or screws.
- LOW POWER: Alexa thermometer indoor with low power consumption microprocessor for long standby. Comes with 2*AAA Batteries, Alerts will be sent to your phone via app when the battery is low for your sensor.
SaleRank No. #4
2 Pack WiFi Temperature Humidity Sensor Smart Hygrometer Thermometer Sensor with APP Remote Monitor and Alert High Precision Indoor Thermometer No Hub Required, Compatible with Alexa Google Assistant
- Smart WiFi Temperature Sensor: Support 2.4GHz wifi, you can view the temp humidity date from CozyLife app at or away from home. Easily switch the temperature unit from ℉ and ℃. View History Records, and Temp Humidity Graphs functions.
- Voice Control: Our wifi temperature and tumidity sensor compatible with Amazon Alexa and Google Assistant. You can know the current temperature or humidity by voice. For example, you can say :” Alexa, what’s the temperature inside the bedroom?”
- Mini Body and Easy to Place: This wireless remote thermometer is small enough to fit in various spaces, like living room, kitchen and other small or big spaces . This thermometer can meet your needs for any corner. You can install this thermometer indoor on the wall or anywhere else you need.
- Low Power and High Quality: Wifi temperature sensor with low power consumption for long standby. Only needs 2*AAA batteries(not included), you can receive alert messages via the app when the battery is low for your sensor. And the 2AAA batteries service time in our thermometer is about 100 days.
- Precise Thermometer and Warm Alert: Our thermometer can precisely measure the temperature and humidity of the current room, the temperature and the humidity error can be within 1℃ and ±5%RH. If preset low and high temperature alarm, once the temperature reached it, the app will notify you.
Rank No. #5
4-Pack WiFi Temperature Humidity Sensor: Wireless Temperature Humidity Monitor with App Alert, Free Data Storage Export, Smart Indoor Thermometer Hygrometer Compatible with Alexa Google Assistant
- SMART WIFI TEMPERATURE SENSOR: Connecting with 2.4 GHz WiFi, you can remotely monitor the WIFI Thermometer Hygrometer. Smart temperature sensor supports App Notification Alert, View History Records,Temp Humidity Graphs, °F/°C Reading and Intelligent linkage functions
- WORKS WITH THIRD-PARTY SMART SPEAKER: Wall temperature gauge indoor compatible with Amazon Alexa, Google Home. After connecting, you can know the current temperature/humidity by voice. For example, you can say "Alexa, what's the humidity in the baby room?"
- SMART SCENE TO TRIGGER ALERTS OR DEVICES: Wifi Temperature and Humidity Sensor can be used as the temperature and humidity data source of Tuya Smart, Smart Life. You can create scenes via app, Alert will be sent to your phone when beyond preset value. You can also set a scene to turn your AC on/off when the temperature reaches the limit value,ect.
- COMPACT DESIGN & EASY TO PLACE: This wireless remote thermometer is small enough to fit in reptile vivariums, potted plants, and other small spaces. Meet your needs for any corner. You can also mount this thermometer hygrometer indoor on the wall or other places with the sticker or screws.
- LOW POWER: Alexa thermometer indoor with low power consumption microprocessor for long standby. Comes with 2*AAA Batteries, Alerts will be sent to your phone via app when the battery is low for your sensor.
Rank No. #6
WiFi Temperature Humidity Sensor, Wireless Indoor Thermometer Hygrometer with App Alert, Free Data Storage Export, Smart Temperature Humidity Monitor for Home Bedroom, Compatible with Alexa (2-Pack)
- Stay Connected Anywhere - This WiFi thermometer Hygrometer can be controlled from a smartphone via 2.4GHz WiFi connection without the need for a gateway, you can easily monitor temperature and humidity data in real-time from anywhere. With ±1℃ (±1.8°F) accuracy in temperature from -20℃~60℃(-4°F~140°F) and ±5% in humidity from 0-100%. Please note that 5G Wi-Fi is not supported, it only supports 2.4G Wi-Fi networks.
- Smart Scene to Trigger Alerts or Devices - It supports high-and-low temperature/humidity alerts and low battery alerts. You can set preset temperature and humidity ranges on the Smart Life App, alert will be sent to Smart Life App when beyond preset value. You can also set a scene to turn your AC on/off when the temperature reaches the limit value,ect.
- Support Voice Command - Wireless temperature humidity sensor compatible with Amazon Alexa and Google Home. After connecting Alexa and Google, you can know the current temperature or humidity data through your voice. For example, you can say "Alexa, what's temperature in the baby room?" Note: The temperature data will not be displayed on Alexa App.
- Free Data Storage & Export - Enjoy remote monitoring with the Smart Life APP, including online viewing the temperature and humidity yearly, monthly, daily, or by the hour, and exporting data over the past 1 years. Perfect for home, kitchen, bedroom, greenhouse, wine cellars, basements, etc.
- Long Battery Life - The indoor temperature meter monitor with low power consumption microprocessor for long standby. Comes with 2*AAA Batteries, Alerts will be sent to your phone via app when the battery is low for your sensor.
SaleRank No. #7
Govee Smart Thermometer Hygrometer, WiFi Humidity Temperature Sensor with App Notification Alert, 2 Years Free Data Storage Export, Wireless Remote Monitor for Room Greenhouse Incubator Wine Cellar
- Two Ways to Connect: Easily monitor temp and humidity data in real time from anywhere. With stable WiFi and Bluetooth connection via the Govee Home app, you'll have more opportunities to react to changes in your air quality (not support 5G WiFi).
- Fast & Accurate: Equipped with a Swiss made sensor, this humidity gauge provides precise readings. Temperature is accurate to ±0.54℉/±0.3℃, and humidity is ±3%RH. By refreshing every 2s, you'll stay regularly updated. Now supports widget function.
- Alert Function: Set preset temp and humidity ranges, and receive an app alert immediately whenever levels fall out of that range. This function helps you react faster to sudden changes in your basement, baby room, etc. Only supports Bluetooth settings.
- Free Data Storage & Export: Our room humidity meter uploads data to the App when connected via Bluetooth or WiFi. Enjoy a 20 days online data storage view and export up to 2 years worth of data seen through clear historical trends and graphs.
- Easy to Place: With the lanyard loop, you can easily place this indoor temperature gauge anywhere. Package contents 1 x Govee Temp Humidity Gauge, 1 x Lanyard Loop, 1 x User Manual.
SaleRank No. #8
Smart WiFi Temperature Humidity Monitor: TUYA Wireless Temperature Humidity Sensor with APP Notification Alerts, WiFi Thermometer Hygrometer for Home Pet Garage,Compatible with Alexa
- WIFI THERMOMETER HYGROMETER -- REAL-TIME UPDATE & SMART APP CONTROL: Wireless temperature sensor wifi Connects with 2.4 GHz WiFi(doesn't support 5G WiFi), Accurate measurement real-time update without delay, you can remotely monitor temperature and humidity. Smart thermometer Hygrometer can help you effectively adjust situation of your wine cellar, greenhouse, basement or other places in time.
- ℃/℉ SWITCHABLE & VOICE CONTROL: You can switch temperature unit between ℉ and ℃ by pressing the reset button and the mobile app one time. Wall temperature gauge indoor works with Alexa, Google Assistant. Wifi temperature sensor supports Alexa and Google home to ask for temperature and humidity, free your hands.
- SMART SCENE TO TRIGGER DEVICES OR ALERTS: Alexa thermometer indoor can perform intelligent linkage. You can set a smart scene to trigger alerts through events like high/low temperature, high/low humidity conditions and more.You can set a condition in the smart scene that is the fan is turn on/off when the temperature reaches the limit value, or the dehumidifier in your room starts working once the humidity is over higher. Make your home smarter.
- ALWAYS ACCURATE & BUILT-IN CLOCK/TIME DISPLAY: The Swiss-made sensor monitors the environment reliably 24/7. Real-time data update, Manage the temperature and humidity in the most accurate way. WiFi thermometer hygrometer is equipped has a clock function and with clear LCD screen, you would get a clear view of time and date,You can check the current temperature humidity on LCD display, or you can get current and historic data via app.
- USB POWERED: Temperature and humidity monitor is supplied power by USB cable, NO need Batteries, save money. If you have any questions about indoor thermometers, You will be support 7*24 hours by our service team.
Rank No. #9
Smart Digital Thermometer Hygrometer, WiFi Indoor Temperature & Humidity Sensor for Home Use, Mini Humidity Monitor with App Remote Monitoring, Data Export, Compatible with Alexa. 1 PCS
- 【Smart Digital Thermometer Hygrometer】The intelligent indoor digital temperature and humidity meter supports 2.4GHz Wifi. With the latest chips, it offers more accurate temperature and humidity measurements in both Celsius and Fahrenheit with ±5% RH and ±1 degrees Celsius.
- 【App Remote Monitoring】Set preset temperature and humidity ranges, and the Smart Life App will notify you when the smart hygrometer thermometer detects that the current readings are outside the preset range. Helps you respond faster to sudden changes, no matter where you are.
- 【Compatible with Alexa】The smart temperature and humidity detector can be used with Alexa. You can get the exact temperature and humidity data through your voice. Note: The temperature data is not displayed in the Alexa app.
- 【Supports Smart Scenes】Establish a connection between the intelligent temperature and humidity sensor with other of your smart devices, such as humidifier, air conditioner, to turn them on automatically. For example, to turn on your humidifier when the sensor detects that the room humidity is below 50%.
- 【Compact Size with Large Screen】Small and portable, suitable for placement in various small spaces; offers two installation methods: table placement and wall mounting to meet different living space design needs.
Rank No. #10
MMU WiFi Thermometer Hygrometer, Smart Humidity Temperature Sensor with App Notification Alert, Data Storage, Remote Monitor for Room, Nursery, Greenhouse, Humidor, Wine Cellar
- Wi-Fi Connectivity: Simple setup for 2.4GHz networks (5G not supported). Automatically uploads data to the cloud at your preset intervals, enabling remote monitoring of temperature/humidity via the dedicated app.
- High-Precision Sensors: Equipped with professional-grade sensors, featuring temperature accuracy of ±0.54°F (±0.3°C) and humidity accuracy of ±3%RH. (Note: To ensure measurement accuracy, maintain sufficient battery level and operate within the effective connection range.)
- Temperature & Humidity Alerts: Set custom threshold ranges. Receive app notifications when readings exceed your settings, helping monitor environmental changes in basements, greenhouses, and similar spaces.
- Power Source: This Wi-Fi temperature and humidity monitor operates on 3 AAA batteries (included). Its low-power chip design helps optimize energy usage. (Note: Actual battery life varies significantly based on your chosen sampling interval.)
- Flexible Placement: Compact design with included hanging cord for positioning in bookshelves, storage cabinets, planters, and other household spaces. Ideal for everyday environment monitoring. (Note: Please do not put the device in water)
Last update on 2026-01-15 / Affiliate links / Images from Amazon Product Advertising API
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