Best time to swim in Sapporo (Hokkaido) in Japan Sea temperature by month

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

Best time to swim in Sapporo (Hokkaido): the water temperature by month

Do you feel like swimming in Sapporo (Hokkaido) in Japan? 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 44°F (min: 40°F/max: 48°F)
February 42°F (min: 39°F/max: 45°F)
March 42°F (min: 40°F/max: 44°F)
April 45°F (min: 42°F/max: 49°F)
May 51°F (min: 45°F/max: 56°F)
June 59°F (min: 54°F/max: 66°F)
July 66°F (min: 62°F/max: 70°F)
August 71°F (min: 69°F/max: 74°F)
September 69°F (min: 65°F/max: 74°F)
October 63°F (min: 58°F/max: 67°F)
November 55°F (min: 50°F/max: 60°F)
December 48°F (min: 44°F/max: 52°F)

Water temperature variation in Sapporo (Hokkaido) throughout the year

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