Best time to swim in Nantes in the Pays de la Loire Sea temperature by month

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

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

Do you feel like swimming in Nantes in the Pays de la Loire? 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 50°F (min: 48°F/max: 53°F)
February 50°F (min: 48°F/max: 52°F)
March 50°F (min: 48°F/max: 53°F)
April 54°F (min: 50°F/max: 59°F)
May 59°F (min: 55°F/max: 63°F)
June 63°F (min: 58°F/max: 68°F)
July 64°F (min: 60°F/max: 70°F)
August 66°F (min: 64°F/max: 68°F)
September 66°F (min: 63°F/max: 69°F)
October 63°F (min: 59°F/max: 67°F)
November 60°F (min: 57°F/max: 63°F)
December 55°F (min: 51°F/max: 60°F)

Water temperature variation in Nantes throughout the year

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