Skip to Content

Are Swim Spas Hot or Cold? (Complete Breakdown of How They Work)

Swim spas have become a popular choice for people who want the convenience of a swimming pool and the relaxation of a hot tub. But are swim spas hot or cold?

Swim spas can be heated or cooled to a range of temperatures ranging up to 104° F, with an average temperature of 80° F, making them suitable for different activities such as exercise, therapy, or relaxation. Their heating systems are designed to maintain the desired temperature, ensuring your comfort and enjoyment.

Additionally, swim spas offer many features that traditional pools don’t have, making them a versatile option for all kinds of users.

In this article, we will explore the mechanics of swim spas, including their temperature control and heating systems. We’ll also compare swim spas to traditional pools to understand their unique advantages. By the end of this article, you’ll have a thorough understanding of swim spas and be able to make an informed decision based on your needs.

Key Takeaways

  • Swim spas can be heated to a range of temperatures depending on their purpose of use.
  • Swim spas offer many features not found in traditional pools, making them a versatile option for all kinds of users.
  • Swim spas have heating systems designed to maintain the desired temperature for your comfort and enjoyment.
  • Comparing swim spas to traditional pools can help you understand their unique advantages.
  • Understanding the mechanics of swim spas can help you make an informed decision based on your needs.

How Do Swim Spas Work?

If you’re considering buying a swim spa, it’s essential to know how they work. A swim spa is a heated pool that can be used for relaxation, exercise, and therapy. Here are some of the key features and functions of a swim spa:

Swim Spa Features

Swim spas come with various features that make them unique. These may include:

  • Powerful jets that create an adjustable current for swimming against.
  • Spacious interiors that allow for comfortable exercise and relaxation.
  • Adjustable water temperature for different activities and preferences.
  • Therapeutic features like hydrotherapy jets that can help with muscle relaxation and pain relief.

All these features make a swim spa an excellent choice for individuals who want a versatile and convenient pool experience.

Swim Spa Heating

The heating of a swim spa is another critical aspect to consider. Depending on the model and brand, swim spas can be heated using different methods, including:

Heating Method Pros Cons
Electric heating system Quick heating time and reliable Can be expensive to operate
Gas heating system Fast and efficient heating Can be costly to install and operate
Heat pump Energy-efficient and eco-friendly Slower heating time compared to gas and electric systems

Swim spa heating systems are typically designed to maintain a consistent water temperature to ensure maximum comfort and usage. Some models may also come with advanced thermoregulation features, such as automatic shut-off and freeze protection, to prevent damage during extreme weather conditions.

By understanding the design and heating mechanisms of swim spas, you can select the best model for your specific needs and preferences.

Swim Spas vs. Pools: A Comparison

When it comes to choosing between a hot tub and a swim spa, there are many factors to consider. Here are some benefits of swim spas over traditional pools:

  1. Space: Swim spas require less space than traditional pools. They are often more versatile and can fit into smaller outdoor areas. Even indoor installations are possible with swim spas.
  2. Installation: Swim spas can be installed more quickly and easily than traditional pools. They require less excavation and can be placed above ground or partially in-ground.
  3. Maintenance: Maintaining a swim spa is generally easier than maintaining a traditional pool. Swim spas have fewer parts to clean, and their smaller size allows for simpler water care.
  4. Year-round use: Unlike pools (unless heated) swim spas can be used year-round and are ideal for cold climates with snowy winters. They can be heated during the winter months and used for therapy and relaxation.
  5. Versatility: Swim spas have adjustable current speeds and powerful jets for resistance training, making them ideal for aquatic exercise. They can also be used for relaxation and hydrotherapy, making them a well-rounded investment.

While traditional pools have their own unique advantages, swim spas provide a compact, versatile, year-round option for relaxation, exercise, and therapy.

Controlling Swim Spa Temperature

When it comes to swim spas, controlling the temperature is essential to ensure maximum comfort and enjoyment. The temperature of a swim spa can be adjusted based on the user’s preference or activity, such as relaxing or exercising. In this section, we will explore the ideal swim spa temperatures and how to regulate the temperature of your swim spa.

Ideal Swim Spa Temperatures

The ideal temperature for a swim spa varies based on the intended use and personal preference. Typically, swim spas are set to a temperature range of 82°F to 104°F. Here’s a breakdown of the recommended temperature ranges for different activities:

Activity Ideal Temperature Range
Relaxation 96°F – 104°F
Exercise 82°F – 87°F
Therapy 98°F – 102°F

It’s important to note that maintaining a higher temperature in your swim spa requires more energy and can increase operational costs. However, keeping your swim spa at a consistent temperature can also save energy by reducing the need for frequent temperature adjustments.

Regulating Swim Spa Temperature

Swim spas offer various options to regulate the temperature, including manual controls and advanced digital systems that can be controlled remotely. Most swim spas have a control panel located on the exterior of the spa, allowing for easy temperature adjustments.

Additionally, a built-in thermoregulation system can help maintain the desired temperature while conserving energy. This system continuously monitors and adjusts the temperature, ensuring a comfortable and consistent experience.

Swim Spa Reviews

“The temperature controls are very easy to use and maintain a consistent temperature even during colder weather.”

– John D., Swim Spa Owner

“I love the digital temperature display and the ability to adjust the temperature from my phone. It’s so convenient!”

– Sarah W., Swim Spa Owner

Based on these swim spa reviews, it’s clear that regulating the temperature of a swim spa is an important aspect of the overall spa experience. By finding a swim spa with easy-to-use temperature controls and an efficient thermoregulation system, users can ensure maximum comfort and enjoyment in their swim spa.


After reviewing the functionality and benefits of swim spas, it’s clear that they offer a unique experience compared to traditional pools. With their powerful jets, adjustable currents, and spacious interiors, swim spas provide a versatile space for relaxation, exercise, and therapy.

Swim spas also offer a range of temperature control options, allowing for customization based on individual preferences and needs. Whether you prefer hot or cold water, swim spas can provide the ideal temperature for your desired activity.

When compared to traditional pools, swim spas require less space for installation and maintenance, making them a great option for those with limited outdoor space. Additionally, swim spas can offer year-round use, even in colder climates.

Overall, swim spas provide a unique and enjoyable experience that can accommodate different purposes and preferences. By considering all the features and benefits of swim spas, individuals can make an informed decision when selecting a spa for their needs.


How do swim spas work?

Swim spas work by combining the features of a pool and a hot tub. They have powerful jets that create a current for swimming or exercise. They also have heating systems to maintain the desired water temperature.

What are the advantages of swim spas compared to pools?

Swim spas offer several advantages over traditional pools. They require less space, are easier to install and maintain, and provide versatility for both relaxation and exercise purposes.

How can I control the temperature of my swim spa?

Swim spas come with temperature control options, allowing you to set the water temperature to your desired level. This can be done using the control panel on the swim spa or through a mobile app, depending on the model.

What have we learned about swim spas?

In conclusion, swim spas can be both hot and cold, depending on your preference. They provide a combination of pool and hot tub features, offering versatility for relaxation and exercise. Swim spas have temperature control options and are a space-saving alternative to traditional pools.

Jeff Campbell