How to Keep A Hot Tub Cool In the Summer?

25 minutes read

During the hot summer months, it's essential to keep your hot tub cool so you can enjoy a refreshing and comfortable experience. Here are some tips to help you accomplish just that:

  1. Optimal temperature setting: Start by adjusting the temperature of your hot tub to a lower degree. This will prevent the water from becoming excessively hot during the summer heat.
  2. Shade and shelter: Place your hot tub in a shaded area if possible, or create some shade using umbrellas, canopies, or outdoor coverings. This will help prevent direct sunlight from heating up the water.
  3. Use a cover: When your hot tub is not in use, ensure it is covered with a thermal cover specifically designed for hot tubs. This cover will insulate and protect the water from solar heat, keeping it cooler for longer periods.
  4. Improve ventilation: Enhance the airflow around your hot tub by strategically placing fans nearby. The circulating air will help dissipate heat and reduce the temperature of the surrounding area.
  5. Regular water circulation: Run the jets and pumps on a low setting for a few minutes every hour. This will keep the water circulating, preventing it from stagnating and becoming overly heated.
  6. Evening usage: Schedule your hot tub usage during the cooler parts of the day, such as late evening or early morning when temperatures are generally lower.
  7. Cold water additions: Consider adding cold water to the hot tub when you're about to use it. This will help balance out the temperature and keep it more comfortable to soak in.
  8. Maintain proper water chemistry: Check and maintain the proper water chemistry in your hot tub. Proper chlorine and pH levels will prevent the water from becoming too hot due to bacterial growth.


Remember, safety always comes first. Make sure to monitor the temperature regularly and adjust as needed to prevent overheating. Enjoy your hot tub while keeping it cool during those scorching summer days!

Best Hot Tubs of May 2024

1
MSPA, Oslo, Frame Series, Fixed Body, Movable, Hot Tub & Spa, Wi-Fi, App Controlled, Jets & Bubble System – 6 Person

Rating is 5 out of 5

MSPA, Oslo, Frame Series, Fixed Body, Movable, Hot Tub & Spa, Wi-Fi, App Controlled, Jets & Bubble System – 6 Person

  • EASY ASSEMBLY: Plug & play system & simple 4 easy screws on 4 corners, no tools required and rest is all plug in modules. Hard Body frame with Rhino Tech 6 layer reinforced PVC inner liner
  • WI-FI ENABLED & APP CONTROLLED: Say goodbye to the days of reaching over your spa or worse having to get out of your relaxing soak just to change some settings. Have full control of your MSpa at all times right at your fingertips. Enjoy the easiest operation and usability through our intuitive UI. Easily receive tips, notices, and alarm messages on the go so you’re always in the loop.
  • OLED TOUCH SCREEN: All your spa controls in one convenient unit! Easily control your spa from your easy to use control center. Our newest all-in-one control box now features a protective cover to shield from harsh outdoor elements such as direct sunlight and extreme weather conditions.
  • HYDROMASSAGE JETS PLUS: Going beyond just comfort, hydromassage provides amazing health benefits for your mental and physical health. Enjoy an immersive at home experience that has been shown to relieve muscle soreness and tension, soothe minor aches and pains, and reduce stress and anxiety.
  • LED LIGHT - LIGHT UP THE NIGHT: Take your spa experience to the next level with beautiful lighting. Our light up spas feature an LED light strip at the bottom to make your spa GLOW. Translucent fabric elements allow beautiful patterns to shine through for a truly romantic environment for your evening soaks. Switch colors based on your mood and enjoy late into the night.
  • REVOLUTIONARY FIXED BODY: HOT TUB & SPA option for houses, apartments, buildings, or tight spaces that does not have access to move a normal Fixed Frame Hot Tub over the roof.
2
Intex PureSpa Plus 6 Person Inflatable 94" Square Outdoor Hot Tub Spa with 170 Bubble AirJets, Insulated Cover & LED Color Changing Lights, Greystone

Rating is 4.9 out of 5

Intex PureSpa Plus 6 Person Inflatable 94" Square Outdoor Hot Tub Spa with 170 Bubble AirJets, Insulated Cover & LED Color Changing Lights, Greystone

  • ✔ FIBER-TECH BEAM CONSTRUCTION – Innovative Fiber-Tech Technology offers superior structural stability while maintaining a comfortable surface for a luxorious and refreshing spa experience
  • ✔ THE ULTIMATE SPA EXPERIENCE – Control all Spa functions from your phone or tablet; program Spa use and maintenance remotely with WIFI connectivity; available on App Store and Google Play App
  • ✔ REMOVABLE WIRELESS CONTROL PANEL – The Greystone Deluxe PureSpa includes a removable wireless control panel that features integrated wireless charging; 48 hours of operation on a single charge and conveniently attaches to top of the tub
  • ✔ PREMIUM ACCESSORIES – Everything you need for pure relaxation! Let your worries bubble away with 2 contoured headrests, an energy efficient spa cover, and a mood-setting multi-colored LED light (requires 3 AAA batteries, not included)
  • ✔ BUILT-IN FASTFILL INFLATION SYSTEM – Designed with a convenient FastFill inflation system; just simply inflate and deflate at a touch of a button, no external hose needed
3
Coleman SaluSpa Sicily AirJet 2 to 7 Person Inflatable Hot Tub Round Portable Outdoor Spa with 180 Soothing AirJets and Insulated Cover, Gray

Rating is 4.8 out of 5

Coleman SaluSpa Sicily AirJet 2 to 7 Person Inflatable Hot Tub Round Portable Outdoor Spa with 180 Soothing AirJets and Insulated Cover, Gray

  • SaluSpa Sicily AirJet hot tub provides a soothing massage experience with 180 bubbling warm jets for up to 7 people while reaching up to 104 degrees Fahrenheit for ultimate relaxation
  • Features Freeze Shield automatic heating function to prevent inner components from freezing and 2 easy-lift, built-in handles for easy transport; Water capacity (80 percent filled): 314 gallons
  • Includes a reinforced cover that holds in heat when the spa isn't in use and helps keep dust and debris out of the water, pump, ChemConnect dispenser, filter cartridge, and repair patch
  • Shipping restrictions may apply since this model is not available for sale in the following states: CA, MA, ME, NJ, NV, NY, OR, and RI; Buy only model with energy-efficient EnergySense thermal cover
4
Life Smart 4 Person Plug and Play Thermal Friction Heating Square Hot Tub Spa with 13 Jets, Cover, and Multi Color LED Lighting System, Taupe

Rating is 4.7 out of 5

Life Smart 4 Person Plug and Play Thermal Friction Heating Square Hot Tub Spa with 13 Jets, Cover, and Multi Color LED Lighting System, Taupe

  • Provides relaxation at the touch of a button for up to 4 people with the convenient digital command center with a quick assembly, no need for custom wiring or installation
  • Pampering yourself is easy with the 13 hydrotherapy high-powered jets with an underwater, multi-color LED light system, giving you the ultimate spa experience
  • Energy efficient and exceeds California Energy Commission mandates for hot tub energy consumption, so there is no need to turn the temperature down while not in use
  • Innovative thermal friction heating system eliminates the need for a separate heater with full-foam insulation, and the included thermal locking cover will keep the heat in
  • Water capacity of 205 gallons with an exterior of 70 inches long, 61 inches wide, and 32 inches tall, while the interior measures 57 inches wide and 28 inches tall
5
Bestway Miami SaluSpa 2 to 4 Person Inflatable Round Outdoor Hot Tub Spa with 140 Soothing AirJets, Filter Cartridges, Pump, & Insulated Cover, Black

Rating is 4.6 out of 5

Bestway Miami SaluSpa 2 to 4 Person Inflatable Round Outdoor Hot Tub Spa with 140 Soothing AirJets, Filter Cartridges, Pump, & Insulated Cover, Black

  • Round 2 to 4-person spa has you relaxed in no time with a soothing massage system, rapid heating, and integrated water filtration
  • Built-in AirJet system with 140 jets releases warm air into the water, while the digital control panel adjusts the temperature up to 104 degrees Fahrenheit
  • Features a FreezeShield automatic heating function to prevent inner components from freezing during colder temperatures to ensure long-lasting use
  • Includes a pump, an insulated cover, cupholders, ChemConnect dispenser to main clean water, filter cartridges, and repair patch
  • Constructed of durable DuraPlus materials with cushioned, comforting floors and a convenient drain valve for ultimate stability; Dimensions (L x W x H): 71 x 71 x 26 inches
6
Coleman SaluSpa AirJet 2 to 4 Person Round Inflatable Hot Tub Portable Outdoor Spa with 60 Soothing AirJets and Insulated Cover, Black

Rating is 4.5 out of 5

Coleman SaluSpa AirJet 2 to 4 Person Round Inflatable Hot Tub Portable Outdoor Spa with 60 Soothing AirJets and Insulated Cover, Black

  • Relaxing inflatable spa ensures ultimate relaxation in comforting warm water with the 2 to 4-person hot tub that has 60 soothing air jets and a water capacity of 192 gallons
  • Made of durable materials and cushioned floors that hold strong against the elements for stability and comfort allowing you to indulge in relaxation regardless of weather conditions
  • Built with a digital control panel that allows you to adjust the temperature and jets without leaving the tub ensuring a seamless and enjoyable soaking experience
  • Equipped with 2 easy-lift handles to conveniently help move the empty spa pool while the insulated cover and safety locks that keep the water warm when the spa is not in use
  • Includes a chemical floater and 2 filter cartridges to ensure the water stays clean with little maintenance work; Disclaimer: This spa cannot be used in temperatures less than 39 degrees Fahrenheit
7
Coleman SaluSpa Inflatable Hot Tub Spa | Portable Hot Tub with Heated Water System and 140 Bubble Jets | Fits Up to 4 People

Rating is 4.4 out of 5

Coleman SaluSpa Inflatable Hot Tub Spa | Portable Hot Tub with Heated Water System and 140 Bubble Jets | Fits Up to 4 People

  • ATTENTION: Shipping restrictions may apply. This model is not available for sale in the following states: CA, MA, ME, NJ, NV, NY, OR, RI. Residents of these states may select the comparable Bestway model sold with energy-efficient EnergySense thermal cover to avoid cancellation.
  • ENJOY THE ULTIMATE SPA EXPERIENCE: Nothing beats the feeling of sinking into a warm, bubbling hot tub after a long, hard day while jets project bubbles to massage your back, neck, and shoulders..Water Pump : 0.7A. Massage Tube Blower : 6.5A.Working Pressure : 1.2PSI (0.08Bar)
  • EASY TO OPERATE: The digital control panel lets you dictate the water temperature (up to 104 degrees Fahrenheit) and pressure of the jets. A power saving timer can even automate the temperature of the spa up to 72 hours prior to save energy and money.
  • DURABLE & INNOVATIVE CONSTRUCTION: The spa's durable PVC material and I-beam construction offer superior strength and stability while ensuring your hot tub never loses its shape.
  • SIMPLE SETUP & MAINTENANCE: No extra tools are needed to setup This portable spa. Simply inflate and deflate with the included pump. A cover comes with for an extra Safety feature, maintain the water's warm temperature, and prevent debris from getting in the tub.
  • BENEFITS OF A PORTABLE HOT TUB: With lift handles, the spa can be moved around with ease. This spa deflates compactly for optimal storage and transportation purposes.
8
RELXTIME 73in x 73in 4-6 Person Inflatable Hot Tub Spa, AirJet Outdoor Portable Hottub with 130 Bubble Jets, Filter Cartridges, Insulated Cover, Grey

Rating is 4.3 out of 5

RELXTIME 73in x 73in 4-6 Person Inflatable Hot Tub Spa, AirJet Outdoor Portable Hottub with 130 Bubble Jets, Filter Cartridges, Insulated Cover, Grey

  • RELAXING INFLATABLE SPA: Square 4 to 6-person spa has you relaxed in no time with a soothing massage system, rapid heating, and integrated water filtration. Using a touch digital control panel, easy to inflate & deflate
  • DURABLE & INNOVATIVE CONSTRUCTION: The spa's durable PVC material and beam construction offer superior strength and stability while ensuring your inflatable spa never loses its shape
  • ENERGY EFFICIENT SPA COVER: Inflatable cover provides extra insulation and minimizes heat loss; this cover will help protect your Hot Tub from rainwater pooling
  • FREEZE PROTECTION: Freeze protection automatic heating function prevents inner components from freezing, you can use your inflatable spa in colder temperatures
  • ACCESSORIES: 1 pool cover, 1 inflatable caover, 4 seat cushions, 2 filter cartridges & 2 covers, 20 strips water testing, 2 PVC patches, 1 spanner, 1 inflation hose, 1 air valve cap, 1x way valve, 1 x barometer, 1 drainage bung, 2 child safety key, 1 power cable, 1 storage bag, 1 instruction manual.


What is the impact of using a thermal blanket on hot tub temperature in the summer?

Using a thermal blanket on a hot tub in the summer can have several impacts on its temperature:

  1. Heat Retention: The primary purpose of a thermal blanket is to retain heat. Hot tubs lose heat primarily through evaporation, so covering it with a thermal blanket can significantly reduce evaporation and heat loss. This can help maintain the desired temperature, especially during cooler nights and when the hot tub is not in use.
  2. Energy Efficiency: By reducing heat loss, a thermal blanket can improve the energy efficiency of the hot tub. It reduces the workload on the heater, thus potentially decreasing energy consumption and lowering utility costs.
  3. Ambient Temperature: During summer, the ambient air temperature is often higher, which can lead to the hot tub's temperature rising naturally. In such cases, using a thermal blanket may not be necessary during the day to maintain the desired temperature, as the surrounding air can provide enough warmth. However, during the night or cooler periods, using the blanket can still be beneficial.
  4. UV Protection: Many thermal blankets also have UV protection properties. This can prevent the sun's rays from harshly affecting the hot tub's surface, water, and equipment, potentially prolonging their lifespan.
  5. Water Conservation: While it doesn't directly affect the temperature, a thermal blanket can help reduce water loss through evaporation. This means less frequent refilling and chemical balancing of the hot tub, leading to water conservation.
  6. Comfort: In addition to temperature regulation, using a thermal blanket can provide a more comfortable experience when sitting or leaning against the tub's side. It prevents direct contact with the sometimes-hot surface, making it more enjoyable to relax in the hot tub.


Overall, using a thermal blanket on a hot tub in the summer can help retain heat, improve energy efficiency, protect against UV rays, conserve water, and enhance comfort. However, its necessity may vary depending on the surrounding climate, desired temperature, and individual preferences.


What is the role of jets and water circulation in cooling a hot tub during summer?

Jets and water circulation play a crucial role in cooling a hot tub during summer by aiding in the process of heat transfer and evaporation.

  1. Heat Transfer: The jets in a hot tub help in enhancing heat transfer by creating movement and turbulence in the water. When the jets are turned on, the water in the tub is forced to circulate, which brings the hot water at the top to the bottom and vice versa. This promotes heat transfer from the hot water to the surrounding environment, facilitating cooling.
  2. Evaporation: Water circulation also aids in the process of evaporation, which is a natural cooling mechanism. When the water in the hot tub is allowed to circulate, it increases the surface area of the water exposed to the air. As a result, evaporation occurs more efficiently, leading to the removal of heat from the water and consequently cooling down the hot tub.


Additionally, the movement and turbulence created by the jets help in dissipating heat by improving the contact between the hot water and the air. This allows the excess heat to be transferred from the water to the surroundings more effectively, facilitating the cooling process.


In summary, the role of jets and water circulation in cooling a hot tub during summer is to enhance heat transfer and promote evaporation, thus effectively dissipating the excess heat and reducing the temperature of the water in the tub.


How to properly position a hot tub to prevent excessive heat absorption in summer?

To properly position a hot tub to prevent excessive heat absorption in summer, you can consider the following tips:

  1. Shady Location: Choose a spot in your yard that has some natural shade or can be shaded with an awning or umbrella. This will help to reduce direct sunlight exposure on the hot tub, preventing excessive heat absorption.
  2. Avoid South and West Facing Areas: If possible, avoid placing the hot tub in areas that face south or west, as these directions generally receive the most intense sunlight during the day.
  3. Distance from Structures: Keep your hot tub at least a few feet away from any structures, such as walls, fences, or buildings. This will allow for better airflow around the tub, reducing heat build-up.
  4. Ventilation: Ensure that the hot tub is properly ventilated. Good airflow around the spa will help dissipate excess heat and prevent it from being trapped around the unit.
  5. Use a Cover: Utilize a high-quality hot tub cover when the tub is not in use. This will not only help retain heat during cooler periods but will also shield the water from direct sunlight, preventing excessive heat absorption.
  6. Consider Natural Landscaping: Surrounding the hot tub with trees, shrubs, or tall bushes can provide additional natural shade and create a more comfortable environment for your spa.
  7. Time of Use: Adjust the time you use the hot tub to cooler periods of the day, such as mornings or evenings, when the temperatures are generally lower.


Remember, these measures help in preventing excessive heat absorption, but they won't completely eliminate the impact of hot weather conditions on the hot tub's temperature. Monitoring the water temperature, adjusting heating settings, and using shade throughout the day may still be necessary during extremely hot periods.


What is the importance of proper insulation for a hot tub in summer?

Proper insulation for a hot tub is important, even during the summer, for several reasons:

  1. Energy efficiency: Insulation helps to retain the heat generated by the hot tub, reducing the amount of energy required to maintain the desired temperature. This is especially crucial during cooler nights or when the hot tub is not in use, as excessive heat loss would result in longer heating times and increased energy consumption.
  2. Cost savings: With improved energy efficiency comes cost savings. Proper insulation helps to minimize heat loss and reduce energy consumption, resulting in lower monthly energy bills.
  3. Comfort: Insulation helps maintain a consistent water temperature, ensuring that the hot tub is always ready for use. Without proper insulation, the water temperature may fluctuate significantly, making it less comfortable to enjoy the hot tub experience.
  4. Extended equipment lifespan: Hot tub equipment like pumps and heaters tend to work more efficiently when the surrounding cabinet and shell are properly insulated. The reduced workload on the equipment can extend its lifespan, reducing the need for frequent repairs or replacements.
  5. Environmental impact: By minimizing energy consumption, insulation reduces the carbon footprint associated with heating and maintaining the hot tub. It promotes sustainable practices and contributes to a greener environment.
  6. Noise reduction: Insulation can also help to absorb sound and reduce noise transmission. This creates a more peaceful and serene environment around the hot tub, allowing users to relax without disturbance.


In summary, proper insulation for a hot tub during the summer is essential for energy efficiency, cost savings, comfort, equipment lifespan, environmental benefits, and noise reduction.


What is the impact of outdoor air temperature changes on hot tub cooling?

The impact of outdoor air temperature changes on hot tub cooling can be significant. Here are a few key points to consider:

  1. Heat Transfer: Hot tubs rely on heat transfer to cool down. When the outdoor air temperature is higher than the water temperature in the hot tub, heat will transfer from the water to the surrounding air, resulting in effective cooling. However, if the outside temperature is lower than the water temperature, the heat transfer will be minimal, and the hot tub will have a harder time cooling down.
  2. Energy Efficiency: Hot tubs use energy to maintain the desired water temperature. Cooler outdoor air temperatures can aid in the cooling process and alleviate the load on the heating system. On the other hand, hot and humid outdoor air can make it more challenging for the hot tub to cool down, potentially forcing the heating system to work harder, affecting energy efficiency.
  3. Seasonal Considerations: Outdoor air temperature changes with the seasons. During colder months, when the ambient air is cooler, hot tub cooling may be easier. However, in warmer months with higher outdoor temperatures, cooling the hot tub can be more difficult, especially if the hot tub is exposed to direct sunlight.
  4. Insulation and Cover: The insulation of the hot tub and the use of a cover play a crucial role in maintaining the water temperature. Adequate insulation helps prevent excessive heat loss or gain, regardless of outdoor temperature changes. A proper cover can provide further insulation, reducing heat transfer to the surrounding air.
  5. User Preferences: Some hot tub owners may appreciate the cooling effect provided by the outdoor air temperature changes. In contrast, others may prefer to maintain a constant water temperature regardless of external conditions. Adjusting the hot tub's heating and cooling settings can help align with user preferences.


Overall, the impact of outdoor air temperature changes on hot tub cooling depends on the specific conditions, insulation, cover usage, and user preferences.


How to protect the hot tub cover from excessive heat during summer months?

Here are a few tips to protect your hot tub cover from excessive heat during the summer months:

  1. Create shade: If possible, place your hot tub under natural shade from trees, umbrellas, or install a pergola or canopy structure to provide shade. This will help to reduce the direct exposure of the cover to the sun's rays.
  2. Use a cover lifter: Install a cover lifter system that allows you to easily remove and store the cover when the hot tub is in use. This will prevent the cover from getting damaged by excessive heat as it will be stored in a cooler area.
  3. Insulate the cover: Consider adding a heat-resistant insulation material to the underside of the hot tub cover. This insulation will help to reduce heat transfer into the hot tub, preventing excessive heating of the cover.
  4. Ventilate the area: Ensure that the location where the hot tub is kept is well-ventilated to allow hot air to escape. Good airflow around the hot tub will prevent heat buildup and reduce the strain on the cover.
  5. Maintain proper water chemistry: Maintain the water temperature within the recommended range to avoid excess heat that could potentially affect the cover. Regularly check and balance the water chemistry to prevent overheating of the hot tub.
  6. Use a cover conditioner: Apply a cover conditioner or protectant specifically designed for hot tub covers. These products help to protect against UV damage and deterioration caused by excessive heat.
  7. Remove the cover for a while: During extremely hot days or periods when the hot tub is not in use, consider removing the cover temporarily to allow it to cool down and prevent any potential heat-related damage.


Remember, hot tub covers are designed to withstand normal weather conditions, but excessive heat can cause premature wear and tear. By following these tips, you can help protect your hot tub cover and extend its lifespan.

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