Best time to swim in Karlskrona in Sweden Sea temperature by month

Do you want to swim in the sea in Karlskrona in Sweden? But when is the best time to go to be sure to have pleasant water for swimming in Karlskrona 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 Karlskrona, based on the average temperatures recorded in previous years.

Best time to swim in Karlskrona: the water temperature by month

Do you feel like swimming in Karlskrona in Sweden? 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 37°F (min: 33°F/max: 42°F)
February 36°F (min: 33°F/max: 40°F)
March 36°F (min: 33°F/max: 40°F)
April 40°F (min: 36°F/max: 44°F)
May 47°F (min: 41°F/max: 54°F)
June 58°F (min: 53°F/max: 62°F)
July 64°F (min: 59°F/max: 69°F)
August 65°F (min: 60°F/max: 71°F)
September 61°F (min: 54°F/max: 68°F)
October 54°F (min: 47°F/max: 61°F)
November 48°F (min: 44°F/max: 52°F)
December 42°F (min: 39°F/max: 45°F)

Water temperature variation in Karlskrona throughout the year

Change units