Best time to swim in Oulu in Finland Sea temperature by month

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

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

Do you feel like swimming in Oulu in Finland? 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 32°F (min: 29°F/max: 34°F)
February 31°F (min: 31°F/max: 33°F)
March 32°F (min: 31°F/max: 34°F)
April 32°F (min: 29°F/max: 35°F)
May 37°F (min: 29°F/max: 46°F)
June 52°F (min: 43°F/max: 61°F)
July 63°F (min: 57°F/max: 67°F)
August 62°F (min: 59°F/max: 65°F)
September 55°F (min: 50°F/max: 62°F)
October 46°F (min: 39°F/max: 54°F)
November 41°F (min: 35°F/max: 47°F)
December 36°F (min: 31°F/max: 41°F)

Water temperature variation in Oulu throughout the year

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