The 7 Best Pool Thermometer 2020 Reviews & Top Pick

Pool Thermometer
Pool Thermometer

Is it essential to know the degree of coldness and hotness of your swimming pool? The answer is yes, and you can do that using the best pool thermometer.

That measure of the degrees in your pool can play a big part in determining the health of the users. It also affects how contaminants grow in your pool, such as algae and bacteria. 

That leads us to the next question of what is the best pool thermometer on the market today? Here is a guide to help you choose the ideal model for your needs.

Reviews of Top 7 Pool Thermometers for 2019

Below are the seven best thermometers that you can use to measure the temperature of your swimming pool.

1. Aquatix Pro Large Floating Pool Thermometer

No more guessing the temperature of your swimming pool if you have the Aquatix Pro Large Floating Pool Thermometer. It is a model that provide accurate results every time you read the temperature. 

The model provides you with both the Celsius and Fahrenheit leadings to give you with variety. Some of its basic specs are:

  • Product dimension: 8.8 x 2.5 x 0.7 inches 
  • Product weight: 4 ounces 
  • Reads up to: 100 Fahrenheit and 40 Celsius

It is one of the easiest to use model you can get on the market today and displays the temperature. Another thing is the premium build of the model that makes it lasts for years without getting damaged. 

You can use it for large swimming pools and will resist shattering no matter how you use it. Besides, it is a versatile model that you can use for hot tubs, pool, spa, fish pond, and other water bodies.


  • 12 months warranty 
  • 100% refund policy 
  • For all water bodies


  • Can be hard to read

2. Aquatix Pro Jumbo Pool Thermometer

The Jumbo from Aquatix is another thermometer that works for both the indoor and outdoor swimming pools and doesn’t shatter. You can also use it for ponds, hot tubs, spas, and other places with water.

With this model, you can be certain that you won’t need to guess anything when determining the temperature of your pool. It comes with these specs:

  • Product dimension: 9.8 x 2 x 1.6 inches 
  • Product weight: 2.08 ounces 
  • Reads up to: 120 Fahrenheit and 50 Celsius

The thermometer provides you with accurate readings and is made of quality material that assures durability. And since it is a jumbo size model, you can see the readings without straining your eyes. 

Like all other Aquatix thermometer, this model comes with a 12 months warranty that assures your satisfaction. That means you can get your money back if you are not satisfied by the model. 


  • Easy on the eye
  • Quality model 
  • Doesn’t shatter 


  • Dull blue color 

3. Milliard Floating Pool Thermometer

The polar bear design of this thermometer attracts your attention before you even know what it offers. It is a seven inches unit that you can use to measure the temperature of your jacuzzi, hot tub, and pools. 

Another feature is the rope tether that ensures your model doesn’t float away and get caught in the skimmer. The gear is made of durable ABS plastic material that ensures it lasts for years without getting damaged.  

Other specs of the thermometer are:

  • Product dimension: 9.5 x 4.2 x 4.2 inches 
  • Product weight: 4 ounces 
  • Packaging: Great packaging 

Its sensors easily detect any change in temperature to ensure you know how to take care of your pool. You might also be excited to learn that it is an affordable model that you can get without a huge budget.

Its simple, good-quality, and sleek design makes it a model that cannot be matched on the market today. 


  • Simple and sleek design 
  • Made of quality material 
  • Strong string feature 


  • Not for beginners 

4. Pentair R141036 127 Tube Thermometer 

If you want a model that comes with a cord, then choose the Pentair R141036 as it comes with a three feet cord. It comes in a tube design that makes it an attractive thermometer and easy to use.

The model is recommended for use in spas and pools and provides accurate readings. That means you get to enjoy more if you have this thermometer to measure the temperature of your pool.

Some of its major specs are:

  • Product dimension: 8.2 x 8.2 x 9.8 inches 
  • Product weight: 1.92 ounces 
  • Cord: 3-feet cord

The model also provides you with important readings of your swimming pool that can help you to maintain it. Besides, you don’t need to have used it before to know how to read the temperature since it provides readings in degrees.

Another feature is the quality-built that makes it a durable product that you can use for years without needing to replace it. The thermometer is also quite affordable and offers value for your money.


  • For everyday use 
  • Has a long cord
  • Provides accurate reading 


  • Can shatter in extreme temperatures

5. Game 2700 Shark Spa and Pool Thermometer 

Some people like decorative thermometers and this is what you get with the Game 2700 Shark Thermometer. It is a durable model that you can use for both your pool and spa, making it a versatile product.

One unique thing is the large numbers that make it easier to read the temperature from afar. Besides, it is a shatter-free model thanks to its remarkable construction and high-quality material. 

In summary, it offers these specs:

  • Product dimension: 4 x 3.5 x 8.9 inches 
  • Product weight: 3.2 ounces 
  • Reads: Both Fahrenheit and Celsius

The liquid inside this thermometer is non-toxic, making it a safe product that you can use without worrying about breaking it. There is also a tether that makes it easier to install the model. 

The tether helps it to avoid the skimmer basket. It also works well with other GAME products to give you versatility. 


  • Non-toxic liquid 
  • Avoids the skimmer
  •  Shatter-free construction 


  • A bit expensive 

6. Ambient Weather WS-14 Wireless 8-Channels Floating Thermometer

With this model, you can have peace of mind knowing that you have a thermometer that you can read with ease. It is recommended for indoor and outdoor uses and provides accurate results.

One thing you should note is that it is a waterproof unit that floats on the water without getting submerged. It also comes with a sensor that displays the readings wirelessly to a display console.

It boasts of these specs:

  • Product dimension: 4 x 3 x 3.2 inches 
  • Product weight: 12 ounces 
  • Uses: 3 x AAA batteries 

Its console also comes with a thermometer that monitors the outdoor temperature. You can monitor the temperature from eight locations thanks to the 8-channel selections.

There is also a screw-on lid that comes with a gasket to prevent leak and remain resistant to water. Another feature is the user manual that can help you solve any problem that can arise.


  • 8-channel selections  
  • Prevents any leak 
  • Water-resistant 


  • Hard to comprehend the manual

7. ATIE PoolSupplyTown Floating Pool Chemical Chlorine Feeder with Built-in Thermometer

As the name suggests, this is a chlorine feeder that comes with a thermometer to help you take your pool’s temperature. The thermometer is well-placed on the model to ensure that you get accurate readings.

In terms of the feeder, it can hold a maximum of three tabs to ensure that you get a well-chlorinate pool. Besides, the system is quite durable and is made of corrosion-free material that can handle pool chemicals.

The common specs of this model are:

  • Model: A chlorine feeder/thermometer  
  • Thermometer size: 5 inches  

You don’t need to miss a charge in water temperature if you cannot afford a thermometer and a tabs feeder. It combines the two features to provide value for your money.


  • Chlorine dispenser and thermometer   
  • Easy to use 
  • Floats on the water 


  • Not quite durable 

What is A Pool Thermometer?

A pool thermometer is a temperature reader that takes accurate readings of your swimming pool water temperature. Some models come with a pH level analyzer while others have chlorine feeders.

These products can be classified into two main categories: analog and digital thermometers.

Digital Thermometer

It reads the temperature and displays the results in a console. Such a model comes with a sensor that gets into the water to collect the reading.

Some advanced models can work with a remote control while you are far from your pool. These units also come with receivers.

Besides, there are IOS/Android apps that you can use to read the temperature wirelessly.

Analog Thermometer 

These models come with traditional mercury strips and can help you read the temperature effectively. They rise and fall depending on the temperature – rise when the temperature is high and fall when it goes down.

In Conclusion 

The best pool thermometer can help you maintain your swimming pool to guarantee health to the user. We have reviewed some of the top models that you can get on the market today to help you have an easy time when searching for one.  

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