Best time to swim in Brittany Sea temperature by month
Do you want to go to the seaside in Brittany? But when should you go to be sure to enjoy good sea water temperature and be able to swim for a long time? Now or another month during the year? On this page, find the sea temperature by month in Brittany.
Swimming in Brittany by month
Discover swimming conditions in detail in Brittany by month below. Click on the links for each month to see details about the sea temperature in the cities of: Brest, Lorient, Saint-Brieuc (Côtes d'Armor), Saint-Malo and Vannes.
| Month | Average Sea temperature | Our opinion |
|---|---|---|
| January | 49°F to 53°F | freezing swimming |
| February | 48°F to 52°F | freezing swimming |
| March | 48°F to 51°F | freezing swimming |
| April | 51°F to 55°F | freezing swimming |
| May | 55°F to 59°F | freezing swimming |
| June | 58°F to 63°F | cold swimming* |
| July | 61°F to 65°F | cool swimming* |
| August | 62°F to 66°F | cool swimming* |
| September | 61°F to 66°F | cool swimming* |
| October | 59°F to 63°F | cool swimming* |
| November | 57°F to 60°F | cold swimming* |
| December | 54°F to 56°F | freezing swimming |
* in at least part of the area.
Where and when should you swim in Brittany?
Best time to swim in Lorient
The best months for swimming in Lorient are july, august et september.
Best time to swim in Saint-Brieuc (Côtes d'Armor)
The best months for swimming in Saint-Brieuc (Côtes d'Armor) are august et september.
Best time to swim in Saint-Malo
The best months for swimming in Saint-Malo are august et september.
Best time to swim in Vannes
The best months for swimming in Vannes are july, august et september.
Other cities and places in Brittany:
Water temperatures in Brittany over the entire year
On this chart, we show you the variation of the average sea water temperature in Brittany for the cities of: Brest, Lorient, Saint-Brieuc (Côtes d'Armor), Saint-Malo and Vannes.