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  • Writer's pictureJustin Leach

The Best Ways to Heat Your Swimming Pool This Summer

When summer hits and the temperature begins to climb, pool owners everywhere are faced with the challenge of keeping their swimming oasis at the perfect, refreshing temperature. While it may seem counterintuitive to think about heating your pool during the hotter months, the truth is that even summer nights can bring a chill to your pool water, making it less than inviting. Fortunately, there are several effective ways to heat your swimming pool, ensuring that it remains a comfortable haven for relaxation and recreation throughout the season.

In this post, we will explore the different methods of heating pools, including heat pump systems, gas pool heaters, and solar covers, discussing the pros and cons of each to help you find the best solution for your summer swimming needs.

Heat Pump Systems

Heat pump systems are a popular choice for pool heating due to their efficiency and effectiveness. These systems work by extracting heat from the air, amplifying it, and then transferring it to the pool water.


  • Energy Efficiency: Heat pumps use less energy compared to gas heaters, making them an eco-friendly and cost-effective option over the long term.

  • Consistent Heating: These systems can maintain a consistent water temperature, regardless of the weather, ensuring your pool is always ready for a swim.


  • Higher Initial Cost: The upfront cost of a heat pump system can be higher than other heating options. However, the reduced operating costs can offset this over time.

  • Dependence on Air Temperature: Since heat pumps rely on warm air to operate efficiently, their performance can decrease during cooler weather.

Gas Pool Heaters

Gas pool heaters use natural gas or propane to generate heat, making them a powerful option for quickly raising the water temperature in your swimming pool.


  • Rapid Heating: These heaters can warm up the pool quickly, making them ideal for pool owners who don’t use their pool daily and prefer to heat it for specific occasions.

  • Works in Any Weather: Unlike heat pumps, gas heaters perform well regardless of the air temperature, providing consistent warmth even on cooler nights.


  • Higher Operating Costs: Gas heaters can be expensive to operate, especially with the fluctuating prices of natural gas and propane.

  • Environmental Impact: They produce carbon emissions, which may not be suitable for eco-conscious consumers.

Solar Covers

Solar pool covers are an eco-friendly way to keep your pool warm. They work by absorbing sunlight during the day and retaining the heat to keep the pool warm at night.


  • Cost-Effective: Solar covers are relatively inexpensive to purchase and have no operating costs, relying purely on solar energy.

  • Reduces Evaporation: By covering the pool, solar covers also reduce water evaporation, conserving water and the chemicals within it.


  • Slower Heating: The effectiveness of solar covers depends on the amount of sunlight they receive, which means heating your pool can be slower and less predictable.

  • Inconvenience: Removing and replacing the cover can be cumbersome, especially for larger pools.


Choosing the best way to heat your swimming pool in the summer depends on various factors, including your budget, environmental priorities, and how often you use your pool. Heat pump systems offer a balance of efficiency and consistency, gas pool heaters provide quick and reliable heating, and solar covers present an eco-friendly and cost-saving solution. By considering the pros and cons of each method, you can select the best pool heating option that aligns with your lifestyle and needs, ensuring a delightful and warm swimming experience all summer long.

Remember, the best choice varies from one pool owner to another. Evaluate your specific situation—pool size, location, usage patterns, and budget—to make an informed decision that enhances your swimming pool enjoyment and maximizes your summer fun.

If you have more questions about how to heat a pool in the summer, give Heidikin a call! (715) 716-0700

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