Best time to swim in Guernsey in England Sea temperature by month

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

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

Do you feel like swimming in Guernsey in England? 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 51°F (min: 47°F/max: 54°F)
February 50°F (min: 47°F/max: 52°F)
March 49°F (min: 46°F/max: 52°F)
April 51°F (min: 49°F/max: 54°F)
May 54°F (min: 51°F/max: 56°F)
June 57°F (min: 54°F/max: 61°F)
July 61°F (min: 59°F/max: 62°F)
August 63°F (min: 61°F/max: 65°F)
September 64°F (min: 62°F/max: 66°F)
October 62°F (min: 60°F/max: 64°F)
November 58°F (min: 56°F/max: 61°F)
December 54°F (min: 52°F/max: 57°F)

Water temperature variation in Guernsey throughout the year

Change units