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

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

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

Do you feel like swimming in Sundsvall in Sweden? Discover the average sea temperature for each month of the year (based on previous years' data) and our opinion on swimming in the table below. For more information on the sea temperature of a specific month, click on the month's name in the table.

Month Sea temperature
January 33°F (min: 31°F/max: 37°F)
February 33°F (min: 31°F/max: 35°F)
March 33°F (min: 31°F/max: 34°F)
April 35°F (min: 32°F/max: 38°F)
May 42°F (min: 34°F/max: 50°F)
June 54°F (min: 48°F/max: 61°F)
July 62°F (min: 54°F/max: 70°F)
August 63°F (min: 58°F/max: 68°F)
September 56°F (min: 47°F/max: 64°F)
October 47°F (min: 42°F/max: 53°F)
November 42°F (min: 37°F/max: 47°F)
December 38°F (min: 33°F/max: 43°F)

Water temperature variation in Sundsvall throughout the year

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