10 Best Wifi Pool Thermometers 2026 in the United States

The GoveeLife Smart Pool Thermometer is designed to help you keep a close eye on your pool or hot tub temperature from anywhere using its WiFi connection. It measures water temperatures between -4°F and 158°F with a good accuracy of about ±0.9°F, which is precise enough for most pool or spa needs. Thanks to the included WiFi gateway, you can monitor up to 10 sensors within about 328 feet, but note that obstacles can weaken the signal, so the gateway placement matters.

The device is waterproof with an IPX7 rating, meaning it can be safely submerged and won’t be damaged by water. It’s powered by two AAA batteries that can last from one to three years depending on usage settings, and you’ll get app and on-screen alerts when the battery runs low, which adds convenience. The app also allows you to view temperature data over 20 days and export records up to two years, great for tracking trends.

Installation is straightforward, with a tether and replaceable orange loop to keep the thermometer from floating away and easily visible. On the downside, it only works with 2.4GHz WiFi, so it won’t connect to 5GHz networks, and the signal might struggle through walls. While the plastic build is durable for water use, it may not withstand rough handling. This thermometer suits pool or hot tub owners wanting reliable, remote temperature monitoring with easy setup and decent battery life.

The GoveeLife Smart Pool Thermometer offers a comprehensive solution for monitoring pool temperatures with several standout features. With a temperature range of -40°F to 158°F (-20°C to 70°C) and an accuracy of ±0.5°C, it provides precise and reliable readings. The device refreshes every 2 seconds, ensuring up-to-date information. Its IPX7 waterproof rating ensures durability under water, and it can handle harsh weather conditions, making it suitable for various environments like swimming pools, hot tubs, and fish ponds. The connectivity range is impressive at up to 328 feet (100 meters), but it’s important to note that obstacles can reduce signal effectiveness.

The thermometer pairs with an app that supports real-time monitoring and notifications, enhancing its usability. The app also allows for data storage and export over two years, providing valuable historical data for users. The device operates on two AAA batteries, offering a battery life of up to one year in standard mode and three years in power-saving mode. Low battery notifications on both the device and the app ensure you’re never caught off guard. Installation is simple, aided by an included rope to prevent the thermometer from drifting.

However, the device only supports 2.4GHz Wi-Fi, which is a limitation to consider. The GoveeLife Smart Pool Thermometer is a robust and feature-rich option for anyone needing reliable and accurate temperature monitoring.

The INKBIRD WiFi Gateway and Wireless Pool Thermometer offers a robust solution for monitoring the temperature of various water bodies remotely. One of its notable strengths is the extensive temperature range it supports, from -40℃ to 70℃ (-40°F to 158°F), making it versatile for different environments, whether it's a pool, aquarium, or fish pond. The thermometer ensures accurate readings, switchable between Fahrenheit and Celsius, which is a practical feature for users in different regions.

Connectivity-wise, the device boasts a maximum connection range of 300 feet between the pool thermometer and the gateway, allowing for effective remote monitoring through the INKBIRD app. This feature is particularly useful as it provides real-time alerts and notifications, ensuring you are always informed about the temperature status even when you're away from home. Durability is another strong point, thanks to its IPX7 waterproof rating and heavy-duty silicone sealing ring, making it suitable for prolonged use in water.

The device also offers excellent data storage capabilities, saving data in the cloud for up to 12 months and allowing for easy data export. Despite its many advantages, the ease of installation could be a potential drawback, particularly for those not familiar with setting up WiFi-connected devices. Additionally, the product care instructions mention hand wash only, which could be slightly inconvenient for some users. The INKBIRD WiFi Pool Thermometer is a highly functional and durable device with excellent app compatibility and connectivity range, making it a great choice for those looking for reliable and remote water temperature monitoring.