Best time to swim in Yokohama in Japan Sea temperature by month

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

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

Do you feel like swimming in Yokohama 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 63°F (min: 58°F/max: 68°F)
February 61°F (min: 59°F/max: 65°F)
March 62°F (min: 59°F/max: 65°F)
April 64°F (min: 60°F/max: 68°F)
May 67°F (min: 62°F/max: 73°F)
June 72°F (min: 68°F/max: 76°F)
July 77°F (min: 74°F/max: 81°F)
August 80°F (min: 76°F/max: 83°F)
September 79°F (min: 75°F/max: 84°F)
October 75°F (min: 72°F/max: 77°F)
November 71°F (min: 67°F/max: 76°F)
December 66°F (min: 62°F/max: 71°F)

Water temperature variation in Yokohama throughout the year

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