Best time to swim in 'Ewa Beach in Hawaii Sea temperature by month

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

Best time to swim in 'Ewa Beach: the water temperature by month

Do you feel like swimming in 'Ewa Beach in Hawaii? 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 77°F (min: 76°F/max: 79°F)
February 77°F (min: 75°F/max: 78°F)
March 76°F (min: 75°F/max: 77°F)
April 78°F (min: 75°F/max: 80°F)
May 79°F (min: 77°F/max: 81°F)
June 80°F (min: 79°F/max: 81°F)
July 80°F (min: 79°F/max: 81°F)
August 80°F (min: 79°F/max: 81°F)
September 81°F (min: 80°F/max: 83°F)
October 81°F (min: 79°F/max: 82°F)
November 79°F (min: 78°F/max: 81°F)
December 77°F (min: 76°F/max: 80°F)

Water temperature variation in 'Ewa Beach throughout the year

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