Best time to swim in St Petersburg in Florida Sea temperature by month

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

Best time to swim in St Petersburg: the water temperature by month

Do you feel like swimming in St Petersburg in Florida? 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 65°F (min: 60°F/max: 69°F)
February 65°F (min: 60°F/max: 70°F)
March 67°F (min: 63°F/max: 72°F)
April 73°F (min: 68°F/max: 79°F)
May 79°F (min: 73°F/max: 84°F)
June 83°F (min: 79°F/max: 87°F)
July 86°F (min: 83°F/max: 88°F)
August 87°F (min: 85°F/max: 90°F)
September 85°F (min: 83°F/max: 87°F)
October 82°F (min: 78°F/max: 86°F)
November 76°F (min: 71°F/max: 80°F)
December 69°F (min: 65°F/max: 72°F)

Water temperature variation in St Petersburg throughout the year

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