Is the Blue Lagoon in Iceland warm?

The water in the Blue Lagoon is heated to around 37-40 degrees Celsius (98-104 F). Due to fluctuations in weather conditions, the precise temperature may change month to month, however you can expect pleasantly warm waters year-round. The sensation is similar to stepping into a hot bath.



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The Blue Lagoon's history dates back to 1976 when it formed next to a geothermal power plant, Svartsengi. Contrary to many people's belief, the lagoon is not a natural hot spring but a pool created by a human-made structure. It's wastewater from a power plant drilling for steam and hot water.

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The Blue Lagoon water has high levels of silica. Silica is not harmful to hair. However, if you get your hair wet from the water, it can become stiff and difficult to manage. We highly recommend you apply conditioner to your hair and leave it in while you bathe.

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You can visit the Blue Lagoon and most of Iceland's more accessible hot springs year-round. That said, the best time to visit the Blue Lagoon is during May and September when the temperatures are still warm but it's a bit quieter.

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Also be aware that if you lose your bracelet, you will be charged a fee. All guests must shower—without a swimsuit—before entering the Blue Lagoon.

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Blue Lagoon is just 20 minutes from Keflavík Airport and 50 minutes from Reykjavík. From either point of origin, simply take Reykjanesbraut (Highway 41) to Grindavíkurvegur (Highway 43) and follow the signs to Blue Lagoon.

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Frequently Asked Questions - Answers and Support | Blue Lagoon Iceland. Do you provide towels, bathrobes, or slippers? Our two types of entry tickets—Comfort and Premium—include the use of a towel. However, the Premium ticket also includes the use of a bathrobe.

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Do you shower after the Blue Lagoon? Yes, you should shower before and after your stay at the lagoon. Guests are required to shower, without their swimsuit, prior to using the geothermal spa. Simply use the showers and soaps available in the changing rooms.

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You don't need to know how to swim to visit the Blue Lagoon. There are many areas where the water is shallow enough that it doesn't pose a danger to non-swimmers. At the edges of the lagoon, the depth less than 0.8m/2.6ft—perfect for lounging and relaxing. The further into the water you go, the deeper it gets.

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On average, we would say that it is absolutely enough to allow yourself two hours for the Blue Lagoon. However, the time every traveler needs for visiting the Blue Lagoon is highly individual.

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What is the average length of time spent experiencing the Blue Lagoon? Typically, guests enjoy the water for two hours. After soaking in the mineral-rich warmth, people generally seek nourishment by snacking at Blue Café or dining at Lava Restaurant.

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Many guests prefer to use flip-flops while walking in and around the water. If you would like to wear flip-flops, you may bring them with you or purchase them at the Blue Lagoon reception desk. Water shoes are allowed, but we don't offer them for sale.

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Leave your water in your locker and you can go back in and drink whenever you like. You also get one free drink of your choice included with your Blue Lagoon Tickets. You get to enjoy this beverage at the swim up bar inside the lagoon itself!

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There is 1 bathroom for the whole area and one has to pay €20 for chairs and an umbrella to escape the heat. The sandy area is overcrowded and water sports are too expensive. We were glad the return boat let us back in early. It is a shame that such a great site is not equipped to handle the sheer number of tourists.

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No, you shouldn't put on makeup to bathe in the Blue Lagoon, as the water could get dirty. In fact, this is one of the main reasons why it's mandatory to shower before entering the Blue Lagoon.

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