Best time to swim in Surabaya on the island of Java Sea temperature by month

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

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

Do you feel like swimming in Surabaya on the island of Java? 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 85°F (min: 83°F/max: 88°F)
February 85°F (min: 82°F/max: 86°F)
March 86°F (min: 83°F/max: 89°F)
April 86°F (min: 83°F/max: 88°F)
May 85°F (min: 84°F/max: 87°F)
June 84°F (min: 82°F/max: 87°F)
July 83°F (min: 82°F/max: 85°F)
August 82°F (min: 81°F/max: 84°F)
September 83°F (min: 81°F/max: 86°F)
October 84°F (min: 82°F/max: 87°F)
November 86°F (min: 85°F/max: 88°F)
December 87°F (min: 85°F/max: 89°F)

Water temperature variation in Surabaya throughout the year

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