Should you shower before a sauna?

Why Finns rinse before the hot room

The main hygiene practice of a Finnish sauna is simple: you go up onto the benches clean. The hot room is a shared space where people sit on bare skin, on the same wooden benches as everyone else. The shower before entering is what keeps that space pleasant.^[1][2]

So the reason is practical and collective rather than medical. The day's sweat, sand, hairspray, sunscreen or strong perfume do not belong on the benches, or in hot air that other people are breathing.^[1]

At public saunas and swimming-hall saunas, washing before the hot room is normally written into the house rules. In a private or cottage sauna you decide for yourself, but the habit is the same — so established that nobody usually says it out loud.^[3][5]

Rinse before, wash properly afterwards

Many guides written outside Finland tell you to scrub thoroughly with soap before a sauna. In Finland the order is usually the other way round: a quick rinse before the heat, and the real wash once the rounds are done.^[1][2]

That order makes sense. A hot room makes you sweat, so washing your skin properly fits better afterwards. Beforehand, it is enough to rinse off whatever you would not want to leave on the benches.^[1]

The rinse has no set length. You will find precise instructions online saying a pre-sauna shower should last a certain number of minutes, but no sauna custom times it. The rinse is long enough when you have rinsed.

What to do at a public sauna or swimming hall

Public saunas differ from each other. Some are attached to a swimming hall, some are neighbourhood saunas with their own washroom, and at a shore sauna the cooling happens in the water. Venue-by-venue details are listed in the sauna directory.^[2]

The washing area may be a separate washroom next to the hot room, or the swimming hall's shared showers. Either way the shower sits on the route to the benches; it is not an extra step to remember afterwards.^[3][2]

1. 1

   Undress in the changing room

   Leave shoes, phone and jewellery in the locker. Take a towel and, if the venue uses them, a seat cover.

2. 2

   Rinse in the shower

   Shower before you enter the hot room. If you are wearing swimwear, check the venue's guidance: some saunas ask you to rinse the swimwear too.

3. 3

   Wipe off the excess water

   Towel yourself lightly if the venue asks for it. That is a house practice, not a health requirement.

4. 4

   Sit on something

   Use a seat cover or a towel when the sauna requires or recommends one.

• Soap, shampoo and scrubs belong in the washroom, not in the hot room.
• Leave strong perfume out; scent intensifies in the heat.
• Swimwear practice varies from venue to venue — read that sauna's own rule.
• If you cannot find the rule, ask the staff. It is an ordinary question.

Showering between rounds and after the sauna

People often shower between rounds. It cools you, rinses off the sweat and makes the next round more comfortable. A shower is also a perfectly complete way to cool down if you do not want the lake or an ice hole.^[2][6]

After the final round comes the actual wash: soap, shampoo and an unhurried rinse. Let your body cool before dressing, and drink water. General safety practices are collected in our guide to using a sauna responsibly.^[7][2]

Washing after a sauna is not a health requirement; it is about cleanliness and comfort. The sweat rinses away and you feel fresh. Whether you put anything on your skin afterwards is a matter of taste.

What a pre-sauna shower does not do

A great deal is written online about sauna and washing that this guide does not repeat. The most common claims are that a shower “opens your pores”, makes you sweat more effectively, or helps the body flush out heavy metals and other toxins.

We do not make those claims, because we cannot point to a reliable source for them. Washing does not need a physiological justification: the benches are shared, and that is reason enough.

The same goes for exact figures. Rules circulate about how many minutes a shower or a round should last. Finnish sauna bathing is not built on them: the heater, the löyly, the temperature and how you feel are what matter. The word itself is explained in our guide to what löyly really means.^[4]

When there is no shower: cottage and shore saunas

Not every sauna has a shower. At a cottage sauna the washing water may come from a tank on the heater or from the lake, and you wash with a bucket and soap. In Finland the sauna was for a long time the place where people washed, not only a place to warm up.^[4][3]

The custom stays the same even when the equipment changes: rinse before you climb onto the benches, by swimming or by pouring a bucket of water over yourself. Soap is not used in natural water — that part happens in the washroom or with water carried up from the shore.^[4][2]

If you want a venue whose washing facilities and practices are described, see the highest-rated saunas or read our sauna reviews.^[2]