Swimming in Brittany in may 2025 Sea temperature by city in may

In may in Brittany swimming conditions are generally the same everywhere.

Forget about swimming in Brest, Lorient, Saint-Brieuc (Côtes d'Armor), Saint-Malo, Vannes, Concarneau, Dinard, Erquy, The Quiberon peninsula, Perros-Guirec, Belle-Île-en-Mer, Bénodet, Cap Fréhel, Carnac, côte de granit rose (Pink Granite Coast), Le Crouesty, Doëlan (Clohars-Carnoët), Douarnenez, Fouesnant, Molene Island (Île de Molène), Sein island (Île-de-Sein), Hoëdic, Houat, Brehat Island (Île de Bréhat), Lannion, Ouessant, Paimpol, Ploumanac’h, Pointe du Raz, Roscoff, Sables d'Or les Pins, Binic, Camaret-sur-Mer, Cancale, Crozon, Groix, Guilvinec, Lanester, Larmor-Plage, Locquemeau, Locquirec, Loctudy, Louannec, Moelan-sur-Mer, Muzillac, Pleneuf-Val-Andre, Plerin, Ploemeur, Plogoff, Ploudalmezeau, Plouescat, Plougasnou, Plougastel-Daoulas, Plougrescant, Plouguerneau, Plouzane, Pordic, Saint-Cast-le-Guildo, Saint-Lunaire, Saint-Pol-de-Léon, Saint-Quay-Portrieux, Sarzeau, Trebeurden and Tregastel in may! The water temperature is freezing, reaching as low as 54°F (and only 59°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!