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

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

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

Do you feel like swimming in Ishinomaki in Japan? 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 52°F (min: 47°F/max: 58°F)
February 46°F (min: 44°F/max: 50°F)
March 45°F (min: 43°F/max: 47°F)
April 49°F (min: 45°F/max: 53°F)
May 55°F (min: 50°F/max: 59°F)
June 64°F (min: 57°F/max: 70°F)
July 70°F (min: 61°F/max: 79°F)
August 75°F (min: 70°F/max: 80°F)
September 72°F (min: 68°F/max: 77°F)
October 67°F (min: 63°F/max: 71°F)
November 60°F (min: 56°F/max: 65°F)
December 55°F (min: 52°F/max: 59°F)

Water temperature variation in Ishinomaki throughout the year

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