Benefits of a cold water bath in summer: how to enjoy it at home with a hot tub
Summer invites us to find ways to cool down and take care of ourselves at the same time. A cold water bath can be an excellent way to combat the heat, promote physical recovery, and enjoy a revitalizing experience without leaving home. Thanks to technological advances, it's now possible to adapt certain hot tubs for use with cold water, expanding their possibilities for use throughout the year.
If you are thinking of installing a cold water hot tub or want to take advantage of your hot tub during the warmer months, this guide will help you learn about its benefits, recommended temperatures and the keys to enjoying this practice safely.
What is a cold water bath?
A cold water bath involves immersing the body for a limited time in cold water. This practice, also known as cold water therapy , has been used for decades in the sports world to promote physical recovery and is increasingly becoming part of many people's wellness routines.

Although traditionally associated with the use of ice or specific pools, it is now possible to enjoy the hot tub with cold temperatures and extend its use during the summer.
Benefits of a cold water bath in summer
During the warmer months, cold water therapy offers benefits that go far beyond the sensation of coolness.
It promotes muscle recovery
One of the best-known benefits of cold water is muscle recovery . After physical exercise, immersion in cold water helps reduce the feeling of fatigue and can contribute to reducing post-exercise muscle soreness.
For this reason, many athletes incorporate cold water jacuzzis or cold immersion baths into their recovery routines.
Immediate feeling of freshness
In summer, a hot tub set up with cold water provides immediate relief from high temperatures, allowing you to relax even during the hottest hours of the day.
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It stimulates circulation
Controlled exposure to cold triggers a natural response in the body that promotes blood circulation. After leaving the water, the body gradually returns to its normal temperature, generating a pleasant feeling of invigoration.
It contributes to mental well-being
Many people use cold water therapy as part of their wellness routine. Brief immersion in cold water can help improve energy levels and increase feelings of vitality.
It allows you to enjoy the hot tub all year round.
A hot tub doesn't have to be limited to hot water. Being able to alternate between hot water in winter and a cold water hot tub during the summer multiplies the possibilities for use and improves the return on investment.
What temperature should the water be?
There is no single temperature that is suitable for all users. Experience, personal tolerance, and the purpose of the bath all play a direct role.
The control panel of Aquavia Spa hot tubs allows you to regulate the temperature between 10 and 40 °C. However, selecting 10 °C does not mean the hot tub will automatically cool the water to that temperature. This minimum setting maintains a low temperature when the unit is not in use, preventing unnecessary heating and helping to reduce energy consumption.

To actively cool the hot tub water, the Aquavia Spa cold heat pump is required. Thanks to its reversible operation, this unit allows you to both heat and cool the water, enabling cold water therapy or cryotherapy sessions at temperatures below 15°C. This way, the hot tub can be adapted to different seasons and used for relaxation, muscle recovery, or cold immersion year-round.
How long is it recommended to stay in cold water?
In cold water therapy, more time does not necessarily mean better results.
For reference:
- Beginners: between 1 and 3 minutes.
- Regular users: between 3 and 8 minutes.
- People with extensive experience: up to a maximum of approximately 10 minutes, depending on the temperature.
It is advisable to get out of the water if you experience intense tremors, loss of sensation, or any feeling of discomfort.
Adaptation should always be gradual and respectful of one's own feelings.
How to enjoy a cold water bath at home with a hot tub
Enjoying a cold water bath at home is becoming easier thanks to hot tubs designed to work all year round.
One way to transform a conventional hot tub into a cold water hot tub is to install a cold water heat pump. These units offer a smart and versatile solution for maintaining the water at the desired temperature year-round.
Thanks to their dual-function technology, these units allow you to heat and cool the hot tub water with a single device, making them suitable for both winter and summer. This way, the same hot tub can be used for relaxing sessions with warm water or for enjoying a cold-water jacuzzi during the warmer months.
In addition, an outdoor cold hot tub allows you to enjoy this experience in gardens , terraces or private wellness areas, especially during the summer.
Although many users associate hot tub exclusively with hot water, having equipment capable of alternating between different temperatures allows you to enjoy it practically all year round.
Safety tips
Cold water therapy should always be performed with caution.
It is recommended:
- Enter the water slowly.
- Avoid sudden dives.
- Do not stay longer than recommended.
- Leave immediately if dizziness or discomfort occurs.
- Do not take cold water baths after consuming alcohol.
- Consult a healthcare professional beforehand if you suffer from cardiovascular disease, uncontrolled hypertension, or other relevant pathologies.
It is also important to maintain proper water quality through the hot tub 's usual filtration and disinfection systems.
Enjoy well-being throughout the twelve months of the year
The cold water bath demonstrates that a hot tub can offer much more than just hot water relaxation. Whether it's to combat the summer heat, promote muscle recovery with cold water, or incorporate new wellness routines, a hot tub designed to work with different temperatures significantly expands its possibilities.
Aquavia Spa offers year-round wellness solutions, from hot tubs designed for cold water to heat pump systems that allow you to heat and cool water with a single unit. All of this is manufactured in Europe to high quality standards, supported by a wide network of distributors and specialized after-sales service.
Discover Aquavia Spa hot tubs that allow you to enjoy wellness all year round and consult with our distributors for the best option for your home.