Best time to swim in Colombo in Sri Lanka Sea temperature by month

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

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

Do you feel like swimming in Colombo in Sri Lanka? 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 82°F (min: 80°F/max: 85°F)
February 84°F (min: 81°F/max: 86°F)
March 85°F (min: 83°F/max: 87°F)
April 86°F (min: 84°F/max: 88°F)
May 85°F (min: 83°F/max: 87°F)
June 83°F (min: 81°F/max: 85°F)
July 82°F (min: 79°F/max: 84°F)
August 81°F (min: 79°F/max: 84°F)
September 83°F (min: 80°F/max: 84°F)
October 84°F (min: 81°F/max: 86°F)
November 84°F (min: 82°F/max: 86°F)
December 83°F (min: 81°F/max: 85°F)

Water temperature variation in Colombo throughout the year

Change units