What Is The Ideal Pool Temperature?

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Maintaining an ideal pool temperature is key to getting the most enjoyment from your swim. Whether you want to get a little bit of exercise or are taking a dip to relieve the heat, swimming in a pool offers a load of benefits. Pool water that's too warm feels like a bath, while swimming in water that's too cold can have dangerous effects on your body.

Finding the ideal pool temperature elevates your experience with a perfect balance of comfortable refreshment and relief. This article will define the perfect pool temperature depending on your activity preferences, and explain why finding the best pool water temperature will maximize your positive swimming experiences.

Table of Contents

The Ideal Pool Water Temperature

Most pool manufacturers, installers, and health experts generally recommend a pool water temperature range of 78 to 82 degrees Fahrenheit. However, it can fluctuate depending on the climate, age, personal preferences, and pool usage. Usually the minimum swimming pool temperature is 78 degrees Fahrenheit.

Recommended Temperature Ranges

  • General Swimming and Relaxation: 78 to 82 degrees Fahrenheit
  • Competitive Swimming and Exercise: 77 degrees Fahrenheit
  • Rehabilitation and Water Therapy: 88 to 92 degrees Fahrenheit
  • Children: 84 degrees Fahrenheit
  • Seniors: 86 to 88 degrees Fahrenheit
girl swimming in pool with ideal water temperature

    Factors That Affect Pool Water Temperature

    There are a variety of factors that may influence your ideal pool temperature. Forces outside your control, like the environment outdoors, for example, can play a part in pool temperatures. Internal factors based on the pool construction and usage can also contribute to water temperature fluctuations.

    Environmental Factors

    • Climate and Weather Conditions: The surrounding air temperature plays a role in the temperature of the pool water.
    • Sun Exposure: Direct sunlight can cause your pool to rise in temperature, especially in the summer.
    • Wind Speed: Evaporation due to winds can result in heat loss and decreased pool water temperature.

    Internal Factors

    • Pool Size and Depth: The dimensions and depth of the pool impact the water temperature. The larger and deeper the pool, the longer it takes to heat and cool the water.
    • Water Circulation and Filtration: Circulating and filtering pool water uses air to help cool and regulate the pool temperature.
    • Usage Patterns: Scheduling pool activities during the warmest part of the day will help maintain a more comfortable water temperature.
    pool water temperature

      What Happens When Your Pool Water Is Too Warm?

      It’s important to make sure your pool temperature is regulated and maintained. When a swimming pool is too warm it will turn into a breeding ground for bacteria and algae growth. It can also alter your pool chemistry, so it’s crucial to keep your pool temperature maintained so it is safe to swim in.

      What Happens When Your Pool Water Is Too Cold?

      While a cold pool may feel invigorating to our bodies at first, when a pool temperature is too cold there can be many serious effects. According to the National Centre of Cold Water Safety, pool water temperatures below 50 degrees Fahrenheit can cause many problems such as:

      • Lack of Breathing Control
      • Shock
      • Loss of Concentration
      • Pain

      How To Achieve the Ideal Pool Temperature

      Heating Options

      Gas Heaters

      • Gas pool heaters provide fast, consistent heat all year round
      • No-hassle installation
      • Higher operational costs compared to other heating options

        Electric Heat Pumps and Chillers

        • Heats pools quickly regardless of the amount or availability of sunlight
        • Utilizes energy from the air
        • Cost-effective
        • Suitable for year-round use

          Solar Heating Systems and Solar Pool Covers

          • Environmentally friendly
          • Substantial energy efficiency
          • Relies on sunny areas

          What to Consider When Choosing a Heating Method

          A heated swimming pool can make you happy all year round, and it can also be beneficial. Your pool will not be damaged by freezing conditions with warm water running through the pumps, pipes, and tile lining while heated. A warmer water temperature will incentivize use for friends and family to go for a swim, promoting healthy exercise. It also creates a level of comfort that increases your enjoyment - and relaxation.

          When choosing a pool heating method, you have a variety of options. You should consider whether you value the no-hassle installation of a gas pool heaters or a more cost-effective electric heating system if your pool is partially or completely covered. If you are more environmentally conscious and have a pool full of direct sunlight, then perhaps a solar heating system such as a solar pool cover is the best choice for you.

          Cooling Options

          • Add aerators, water features, or fountains. Pool aerators, water features, and fountains all promote evaporation which decreases the overall temperature of the pool water.
          • Electric chillers. Electric chillers feature innovative technology that draws heat from the air to warm the water or removes heat from the pool to cool it down.
          • Shade. Keeping your pool out of direct sunlight helps the pool maintain its temperature.
          pool water feature used to cool pool water

            What to Consider When Choosing a Cooling Method

            Swimming in cooler water offers a variety of health benefits. A colder temperature of pool water will boost your immune system, improve blood circulation, help burn calories, and reduce stress.

            If you prefer to cool your pool temperature naturally, you can choose to use aerators, water features, or fountains. An electric chiller will allow you to regulate the best pool temperature no matter what time of the year. You should consider using pool shades, umbrellas, or a combination of other ways to keep your pool out of the sun if you do not want to invest in mechanical cooling systems.

            Tips for Maintaining Your Pool Water Temperature

            • Use a pool cover. Helps block the sun’s rays and helps retain the heat from pool water.
            • Monitor your pool water temperature and check it regularly. Lets you know when to make ideal adjustments for the pool water temperature.
            • Minimize wind with hedges, fencing, etc. Minimize pool water evaporation for the retention of the best water temperature.
            • Invest in a high-efficiency heater. Provides a cost-effective way to maintain the ideal temperature.
            • Install a timer and automation system. Handles the regulation of pool temperature automatically.
            • Set temperature controls on your pool equipment. Allows equipment to maintain the ideal water temperature.
            • Ensure pipes and equipment are properly insulated. Helps maintain the ideal water temperature as the water flows through pipes and other parts of the pool system.
            • Regular maintenance of heating equipment. Ensures your equipment works properly and maintains the ideal pool temperature.
            • Seasonal adjustments based on climate changes. Make sure your pool is the ideal temperature year-round.

            Visit Our Arizona Pool Store

            There are many things to consider when deciding what the ideal temperature of your pool water should be, such as the activity, age of swimmer, and climate. If you have questions or concerns with your pool temperature regulation or pool equipment, pay a visit to our new brick-and-mortar pool supply store located at 2710 West Bell Road, Suite 1100, Phoenix, AZ 85053.

            Visit Today


              1 comment


              • Portland Pool Company

                Thanks for the detailed guide on ideal pool temperatures! It’s helpful to know how temperature can affect both comfort and pool maintenance. I especially appreciated the tips on adjusting temperature for different uses. Looking forward to applying these insights to make the most of my pool!


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