Best time to swim in Channel Islands National Park in California Sea temperature by month

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

Best time to swim in Channel Islands National Park: the water temperature by month

Do you feel like swimming in Channel Islands National Park in California? 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 58°F (min: 55°F/max: 60°F)
February 58°F (min: 55°F/max: 60°F)
March 56°F (min: 53°F/max: 61°F)
April 56°F (min: 54°F/max: 59°F)
May 57°F (min: 54°F/max: 59°F)
June 59°F (min: 55°F/max: 64°F)
July 63°F (min: 59°F/max: 66°F)
August 63°F (min: 60°F/max: 66°F)
September 62°F (min: 58°F/max: 65°F)
October 61°F (min: 58°F/max: 64°F)
November 60°F (min: 58°F/max: 63°F)
December 59°F (min: 58°F/max: 60°F)

Water temperature variation in Channel Islands National Park throughout the year

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