Best time to swim in Saint-Cast-le-Guildo in Brittany Sea temperature by month
Do you want to swim in the sea in Saint-Cast-le-Guildo in Brittany? But when is the best time to go to be sure to have pleasant water for swimming in Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo, based on the average temperatures recorded in previous years.
Best time to swim in Saint-Cast-le-Guildo: the water temperature by month
Do you feel like swimming in Saint-Cast-le-Guildo in Brittany? Discover the average sea temperature for each month of the year (based on previous years' records) and our opinion on swimming in the table below.
| Month | Average Sea temperature | Our opinion |
|---|---|---|
| January | 49°F (min: 45°F/max: 52°F) | freezing swimming |
| February | 48°F (min: 47°F/max: 50°F) | freezing swimming |
| March | 48°F (min: 46°F/max: 50°F) | freezing swimming |
| April | 51°F (min: 49°F/max: 54°F) | freezing swimming |
| May | 55°F (min: 53°F/max: 57°F) | freezing swimming |
| June | 59°F (min: 56°F/max: 62°F) | freezing swimming |
| July | 62°F (min: 60°F/max: 65°F) | cold swimming |
| August | 65°F (min: 63°F/max: 67°F) | cool swimming |
| September | 65°F (min: 63°F/max: 67°F) | cool swimming |
| October | 62°F (min: 60°F/max: 65°F) | cold swimming |
| November | 59°F (min: 56°F/max: 63°F) | freezing swimming |
| December | 54°F (min: 51°F/max: 58°F) | freezing swimming |