Best time to swim in Porsgrunn in Norway Sea temperature by month

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

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

Do you feel like swimming in Porsgrunn in Norway? 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 40°F (min: 34°F/max: 47°F)
February 39°F (min: 34°F/max: 43°F)
March 37°F (min: 34°F/max: 41°F)
April 44°F (min: 38°F/max: 51°F)
May 52°F (min: 47°F/max: 59°F)
June 59°F (min: 54°F/max: 65°F)
July 64°F (min: 60°F/max: 69°F)
August 66°F (min: 61°F/max: 70°F)
September 61°F (min: 57°F/max: 65°F)
October 54°F (min: 49°F/max: 60°F)
November 49°F (min: 44°F/max: 54°F)
December 44°F (min: 38°F/max: 50°F)

Water temperature variation in Porsgrunn throughout the year

Change units