Best time to swim in Flatey island in Iceland Sea temperature by month

Do you want to swim in the sea in Flatey island in Iceland? But when is the best time to go to be sure to have pleasant water for swimming in Flatey island and be able to swim without catching cold? This month, or a different one? The answer is on this page, with the sea water temperature by month in Flatey island, based on the average temperatures recorded in previous years.

Best time to swim in Flatey island: the water temperature by month

Do you feel like swimming in Flatey island in Iceland? Discover the average sea temperature for each month of the year (based on previous years' records) and our opinion on swimming in the table below.

Month Sea temperature
January 38°F (min: 36°F/max: 40°F)
February 38°F (min: 36°F/max: 39°F)
March 36°F (min: 34°F/max: 39°F)
April 38°F (min: 34°F/max: 41°F)
May 41°F (min: 38°F/max: 45°F)
June 46°F (min: 43°F/max: 49°F)
July 50°F (min: 47°F/max: 53°F)
August 51°F (min: 49°F/max: 53°F)
September 49°F (min: 46°F/max: 51°F)
October 46°F (min: 43°F/max: 49°F)
November 43°F (min: 41°F/max: 44°F)
December 41°F (min: 38°F/max: 44°F)

Water temperature variation in Flatey island throughout the year

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