Summer is the perfect time to take a dip in the pool. But, before you do, you must ensure the water is just the right temperature. That’s where a pool thermometer comes in handy. A pool thermometer is a device that measures the temperature of the water, typically in degrees Fahrenheit or Celsius.

There are many different types of pool thermometers on the market, so how do you know which one to choose? We’ve researched for you and compiled a list of the best pool thermometers on the market. Let’s get started.

Our Top Picks

Best Overall: GAME 14030-BB Solar Digital Pool & Spa Thermometer
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Easiest To Read: U.S. Pool Supply Floating Buoy Pool Thermometer
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Kid-Friendly Thermometer: XY-WQ Floating Pool Thermometer
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Most Unique Thermometer: ChlorStar Floating Pool Thermometer
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Wireless Thermometer: Inkbird IBS-P01R Wireless Pool Thermometer
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Why Do You Need a Pool Thermometer?

A pool thermometer is a necessity for any pool owner. It helps you maintain the perfect water temperature for swimming, ensures your pool equipment is working properly, and even save you money on your energy bills.

Here are just a few reasons why you need a pool thermometer:

  • Maintain the perfect water temperature for swimming.
  • Ensure your pool equipment is working properly.
  • Save money on your energy bills.
  • Monitor the pH level of your pool water.
  • Prevent accidental drowning by keeping an eye on water temperature.
  • Keep your pool clean and free of bacteria by monitoring the water temperature.
  • Make sure your pool is safe for swimming by checking the water temperature before entering.
  • Get the most out of your pool using a thermometer to find the perfect swimming temperature.
  • Avoid costly repairs by using a pool thermometer to monitor the health of your pool equipment.
  • Stay comfortable while swimming using a pool thermometer to maintain the perfect water temperature.

What is the Best Pool Temperature for Swimming?

The ideal pool temperature for swimming is between 77- and 82-degrees Fahrenheit. While this may vary depending on the swimmer, most people find this range comfortable. Anything outside of this range can make swimming uncomfortable or even dangerous. Water that is too cold can cause hypothermia, while water that is too hot can lead to heat stroke. For this reason, keeping your pool at a comfortable temperature is important if you want to enjoy swimming in it.

Best Pool Thermometers

Here are some of the best pool thermometers in the market that you can choose from to help you enjoy your swimming experience to the fullest.

1. GAME 14030-BB Solar Digital Pool & Spa Thermometer – Best Overall

Sale
GAME 14030-BB Solar Digital Pool & Spa Thermometer Floating, Solar Powered & No Batteries Needed, Fahrenheit & Celsius, Double-Sided Display, Large Easy to Read LCD Screen, Light Blue
  • SOLAR POWERED: The GAME Solar Digital Pool and Spa Thermometer is solar powered which means no batteries are needed. This floating swimming pool thermometer stays charged by using energy from the earth’s sun.
  • LARGE, EASY-TO-READ NUMBERS: This floating temperature gauge features large, easy-to-read numbers on a double-sided LCD screen that is angled allowing you to easily determine the temperature of your pool, spa, pond or bathtub.
  • TEMPERATURES IN FAHRENHEIT OR CELSIUS: Our pool and hot tub thermometer is made from high-quality, shatter-resistant materials. Use the blue button to switch the temperature display to Fahrenheit or Celsius. This floating pool temperature gauge reaches a depth of 5-inches below the water’s surface for a more accurate reading of your swimming pool’s water temperature.
  • TETHER INCLUDED: For easy installation and a secure fit, we’ve built a durable and long-lasting tether. The tether helps to prevent it from floating into the skimmer basket or other pool-cleaning equipment.
  • PAIRS PERFECTLY WTH OTHER GAME PRODUCTS: Our wireless pool thermometer design is produced by GAME. This thermometer pairs perfectly with other great GAME-branded pool products such as our solar chlorinators.

The GAME solar digital pool thermometer is an easy-to-use and reads device that doesn’t require batteries. The large, easy-to-read numbers on the double-sided LCD screen are angled so that you can easily tell the temperature of your pool, hot tub, pond, or bathtub. The blue button switches the temperature display to either Fahrenheit or Celsius. 

You can also tether this thermometer to prevent it from floating into skimmer baskets or other pool cleaning equipment. Made from high-quality and shatter-resistant materials, this thermometer is also designed to reach depths 5 inches below the water’s surface for a more accurate reading. Keep your pool at the perfect temperature all season long with this solar digital pool and spa thermometer.

Pros

  • Features large, easy-to-read numbers
  • Double-sided LCD screen for easy temperature reading
  • Tether helps to prevent it from floating into the skimmer basket
  • Reaches a depth of 5-inches below the water’s surface
  • Made from high-quality, shatter-resistant materials

Cons

  • The solar batteries are not durable

2. U.S. Pool Supply Floating Buoy Pool Thermometer

U.S. Pool Supply Floating Buoy Pool Thermometer with Jumbo Easy-to-Read Temperature Display
  • Both Fahrenheit and Celsius readings
  • Oversized temperature reading display
  • Floating or submersible thermometer
  • Ideal for Pools and Spas
  • Full One Year Warranty

Next on our list is the U.S. Pool Supply Floating Buoy Pool Thermometer! This thermometer is great for both Fahrenheit and Celsius readings, with an oversized temperature reading on display. Whether you want a floating or submersible thermometer, this one is ideal for pools and spas. Plus, it comes with a full one-year warranty.

You’ll love the convenience of the cord and buoy design, which allows you to easily tie it off to a pool ladder or other object. The thermometer is also coated in UV-resistant materials, so you don’t have to worry about it fading in the sun. Plus, it’s easy to clean with just a little soap and water.

Pros

  • Easy to read and clean
  • Ideal for pools and spas
  • It comes with a full one-year warranty
  • Convenient to use

Cons

  • It may not be as accurate as some other models

3. XY-WQ Floating Pool Thermometer

Sale
XY-WQ Floating Pool Thermometer, Large Size Easy Read for Water Temperature, Shatter Resistant with String for Outdoor and Indoor Swimming Pools and Spas (Turtle)
  • 🏊Includes rope tether to keep the thermometer from floating away.
  • 🏊The pond thermometer is made from durable material & shatter-resistant, so you can use it for a long time.
  • 🏊Temperature reading range:20 to 120 °F / -10 to 50 °C.
  • 🏊Suitable for Paddling Pools, Swimming Pools, Hot tubs, Baby Pool, Fish ponds, Jacuzzis, Spas and Large Aquariums, etc.
  • 🏊This is not a toy, keep away from children. No more guesswork with accurate temperature readings.

Don’t guess the temperature of your pool or spa water again – with the fun pool thermometer, and you’ll always know within 20 to 120°F / -10 to 50°C. The shatter-resistant thermometer is made from durable material, has a rope tether to keep it from floating away, and is perfect for paddling pools, swimming pools, hot tubs, baby pools, fish ponds, Jacuzzis, and large aquariums.

The appearance might seem like a toy, but this product is for adults only. Keep it away from children. With accurate temperature readings, you’ll be able to enjoy your pool or spa worry-free.

Pros

  • Easy to read
  • Durable and shatter-resistant
  • Has a rope tether
  • Temperature reading range of 20 to 120°F / -10 to 50°C
  • Suitable for many different types of pools and aquariums

Cons

  • Might be mistaken for a toy by small children

4. ChlorStar Floating Pool Thermometer

Floating Pool Thermometer,Solar Powered Pond Water Thermometer With RGB Color Changing Led Ball Light,Easy to Read at Night Swimming Pool Thermometer,Water Temperature Thermometers for Spa,Hot Tub-1pc
  • LIGHTS UP for BEAUTY and EASY TO READ at night! Our Unique & Patent Solar Floating Pool Thermometer is a new product developed and produced by our team as a result of our Voice of the Customer program. It is a perfect combination of decorative solar pool light and functional pool thermometer. Not only does the floating thermometer look great, but the light is designed to allow you to read the thermometer after dark.
  • Accurate, Large Temperature Reading in Fahrenheit, and Celsius. Reads Up to 140 Fahrenheit and 60 Celsius. The high precision calibrated thermometer can ensure accurate temperature readings to assure comfort for you and your bathers.
  • Beautiful Floating Swimming Pool Thermometer. The decorative ball atop this thermometer charges by solar energy by day and lights up automatically at night (it can also be switched off, but will still charge). The led ball lights change color automatically, creating a calm, shifting light show, and the changing colors will delight you and your guests. We have also designed in a rope tether loop, to secure the thermometer if desired.
  • The Durable Materials we use in our pool temperature thermometer result in superior quality. Constructed from impact resistant engineering plastics, treated to resist chemicals and the sun’s rays, mean this thermometer can give many seasons of beauty and functional use. It has excellent comprehensive physical and mechanical properties, to go along with the aesthetic beauty and functional design.
  • WIDE variety of USES- our swimming pool thermometer is suitable for a variety of use cases, such as all outdoor and indoor swimming pools, Spas or hot tubs, aquariums, and as a fish pond thermometer. If you should have any issues or questions, please feel free to contact us, we will give you a satisfactory solution.

Next time you dip in your pool, ensure you know the temperature with the best pool thermometer. This product is perfect for those who want to keep track of the temperature of their pool, and it also doubles as decorative solar light. The large, easy-to-read display will ensure you’re always aware of the water temperature, while the changing LED lights to create a beautiful light show.

The high-quality materials used to construct this thermometer mean that it can withstand harsh weather conditions and repeated use. Plus, its versatile design makes it perfect for use in all types of pools, both indoors and outdoors. If you have any issues or questions, the friendly customer service team will be more than happy to help.

The construction of this product is made from impact-resistant engineering plastics, which makes it durable and long-lasting. The materials used are also treated to resist chemicals and the sun’s rays. This product is perfect for those who want a reliable and accurate pool thermometer. In addition, the device is also safe for use around children and pets.

Pros

  • Decorative solar pool light
  • Easy to read
  • Large temperature reading
  • Rope tether loop
  • Durable and long-lasting
  • Suitable for all types of pools

Cons

  • A bit pricey

5. Inkbird IBS-P01R Wireless Pool Thermometer – Wireless Connection

Inkbird IBS-P01R Wireless Pool Thermometer Floating Easy Read, Remote Pool Thermometer for Swimming Pool, Bath Water, and Hot Tubs 2nd Updated Generation
  • 🛀Wireless Connection: The maximum connection distance is 300 feet. You can check temperature readings with the receiver without going outside the room.
  • 🛀Accurate Reading: Support both Fahrenheit and Celsius readings.
  • 🛀Premium quality: The thermometer has adopted high quality materials, it is solid and durable.
  • 🛀Multiple Uses: The IPX7 waterproof thermometer is ideal for Indoor&Outdoor use like swimming pools, Fish Ponds, aquariums, baby bath, spas etc. Wireless remote sensor temperature measurement range: -40℃~70℃(-40℉~158℉).
  • 🛀Attention:After installing, please pay attention to tightening the product to prevent water.

With the Inkbird IBS-P01R wireless pool thermometer, you can check temperature readings with the receiver without going outside. The maximum connection distance is 300 feet, making it perfect for large pools.

This thermometer is also accurate, supporting both Fahrenheit and Celsius readings. Plus, it is made of premium quality materials, ensuring that it is solid and durable.

It is ideal for indoor and outdoor use, such as swimming pools, fish ponds, aquariums, baby baths, and spas. The wireless remote sensor temperature measurement range is -40℃~70℃(-40℉~158℉).

Make sure to tighten the product after installation to prevent water damage. Also, note that temperature readings may be inaccurate if the sensor is placed in direct sunlight.

Overall, it is a great way to keep an eye on your pool’s temperature without going outside. It is accurate, durable, and easy to use. Plus, it has a wide temperature range, making it perfect for all kinds of pools.

Pros

  • The quality of this product is excellent.
  • Can be placed up to 300 feet away from the sensor, making it perfect for large pools.
  • The temperature reading is accurate.
  • Supports both Fahrenheit and Celsius readings.
  • Made of premium quality materials, ensuring that it is solid and durable.

Cons

  • You have to tighten the product after installation to prevent water damage.

6. eLander Floating Pool Thermometer

[Large Floating Pool Thermometer] eLander Pro Water Thermometers, for Outdoor & Indoor Swimming Pools, Spas, Hot Tubs, Fish Ponds
  • ✔Measures pool and spa water temperature and provide accurate reading
  • ✔Large temperature reading display, in Fahrenheit and Celsius. Reads Up to 120 Fahrenheit and 50 Celsius
  • ✔Premium quality, Built from Durable Material & Shatter Resistant
  • ✔For All Outdoor & Indoor Swimming Pools, Spas, Hot Tubs, Aquariums & Fish Ponds

This thermometer is one of the best swimming pool thermometers on the market. It comes with a large temperature reading display that is easy to read. It is also made from durable material and is shatter resistant. Additionally, it can be used for outdoor and indoor swimming pools, spas, hot tubs, aquariums, and fish ponds.

You can also use it to measure the temperature of your backyard swimming pool. This is one of the most accurate and reliable pool thermometers available.

Pros

  • Quick and easy temperature readings
  • Shatter-resistant and made from durable material
  • Can be used for all types of swimming pools, spas, hot tubs, aquariums, and fish ponds

Cons

  • May not work well in very cold weather

Best Pool Thermometer

ImageBest Pool ThermometerAverage Customer Review Link
GAME 14030-BB Solar Digital Pool & Spa Thermometer4.4/5Amazon
U.S. Pool Supply Floating Buoy Pool Thermometer4.3/5Amazon
XY-WQ Floating Pool Thermometer4.4/5Amazon
ChlorStar Floating Pool Thermometer4/5Amazon
Inkbird IBS-P01R Wireless Pool Thermometer3.5/5Amazon
eLander Floating Pool Thermometer4.3/5Amazon

What To Consider When Buying a Pool Thermometer?

While you may be anxious to get in the pool as soon as the weather warms up, ensuring the water is safe for swimming is important. One way to do this is to use a pool thermometer. There are a few things you should consider when purchasing a pool thermometer:

1. Accuracy

To ensure the water in your pool is safe for swimming, it’s important to get an accurate thermometer. This means that you should look for a thermometer designed to be used in pools and tested for accuracy.

2. Durability

Another important consideration when choosing a pool thermometer is durability. The thermometer you choose can withstand being in the pool and exposed to the elements. It should be made from durable materials, and that should be able to withstand being dropped or stepped on.

3. Size Of Display

For ease of use, you’ll want to ensure the thermometer you choose has a large and easy-to-read display. This will help you quickly and easily check the maximum temperature in your pool.

4. Ease Of Use

You should consider how easy the thermometer is to use. The best thermometers can be used without removing them from the pool. Additionally, they should be able to be read easily, even when wet.

5. Price

Finally, you will want to consider the price of the thermometer. There is a wide range of prices for pool thermometers, so you should choose one that fits your budget.

When choosing a pool thermometer, it’s important to remember these considerations. Doing so will help you find the best thermometer for your needs and ensure that your pool is safe for swimming all season long.

Also Read: Best Inflatable Water Slide To Buy

Are Pool Thermometers Accurate?

Many people rely on thermometers to help them keep track of the water temperature. But are these devices accurate?

It turns out that the answer is not as simple as you might think. While most pool thermometers today are generally accurate within a few degrees, some factors can affect their accuracy.

For example, the type of thermometer you use makes a difference. Analog (dial) thermometers tend to be less accurate than digital ones. The material the thermometer is made from can also impact its accuracy. Thermometers made from glass or metal are usually more accurate than plastic ones.

Another factor that can affect a thermometer’s accuracy is its use. If the thermometer is not inserted into the water, it will not give an accurate reading. Also, if the thermometer is placed in a location where there are a lot of movements, such as near a jet or waterfall, it may give a false reading.

So, consider these when using a thermometer to track the right temperature of your pool.

FAQs

How Much Heat Does A Pool Lose Overnight?

A pool will lose about 2-4 degrees of heat overnight. This is due to various factors, such as the wind, humidity, and even the time of year. In the summer, for example, pools will lose less heat overnight than in the winter.

At What Temperature Does Chlorine Stop Working?

Chlorine is most effective at temperatures between 100 and 113 degrees Fahrenheit. However, it can still work at lower or higher temperatures, though its effectiveness will be reduced.

Also Read: Best Pool Towel Rack To Buy

Conclusion

In conclusion, the best pool thermometer depends on your specific needs. If you need a basic and accurate thermometer for occasional use, any options on our list will suffice. You’ll need to spend more money if you want more features, bells, and whistles. Ultimately, it’s up to you to decide which is the best swimming pool thermometer for your needs.

We hope our list has helped you narrow down your choices and that you found our reviews helpful. If you have any questions or comments, please feel free to leave them below. Happy swimming!

Last Updated: November 20, 2022 / Categories: Outdoor & Garden, Pool & Spa / 10.5 min read / Tags: , , /

About the Author: Brian Stilts

Brian Stilts

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