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

Do you want to go to the beach in Brittany in march 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in march in Brittany by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Brittany in march 2025

Here, find the average sea temperature in Brittany in march in several coastal cities.

Finistère in march

on average:

51°F

min: 50°F / max: 52°F

on average:

50°F

min: 49°F / max: 52°F

on average:

51°F

min: 49°F / max: 53°F

on average:

50°F

min: 49°F / max: 52°F

on average:

51°F

min: 49°F / max: 52°F

on average:

51°F

min: 49°F / max: 52°F

Morbihan in march

on average:

51°F

min: 49°F / max: 52°F

on average:

50°F

min: 48°F / max: 52°F

on average:

51°F

min: 50°F / max: 53°F

on average:

51°F

min: 49°F / max: 53°F

on average:

50°F

min: 49°F / max: 52°F

on average:

50°F

min: 48°F / max: 52°F

Côtes-d'Armor in march

on average:

49°F

min: 47°F / max: 51°F

on average:

48°F

min: 46°F / max: 50°F

on average:

49°F

min: 47°F / max: 52°F

on average:

48°F

min: 46°F / max: 50°F

on average:

50°F

min: 49°F / max: 52°F

on average:

50°F

min: 47°F / max: 52°F

Ille-et-Vilaine in march

on average:

48°F

min: 46°F / max: 50°F

on average:

48°F

min: 46°F / max: 50°F

Cancale

on average:

48°F

min: 46°F / max: 51°F

Saint-Lunaire

on average:

48°F

min: 46°F / max: 50°F

Where should you go swimming in Brittany in the month of march?

Swimming in Brittany in march is freezing

In march 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 march! The water temperature is freezing, reaching as low as 50°F (and only 52°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!

Where to go swimming in Brittany in march: the map of sea temperatures

ideal swimming pleasant swimming cool swimming cold swimming freezing swimming

Water temperature and seasonal norms in march

Brest

March
Average sea temperature 51°F
Minimum sea temperature 50°F
Maximum sea temperature 52°F
Average outside temperature 50°F
Maximum outside temperature 54°F
Minimum outside temperature 45°F
Precipitation 3.2in
Number of days of precipitation 5 jour(s)
(16%)
Cloud cover 51%
Our opinion freezing swimming

More information on swimming in Brest in march

Lorient

March
Average sea temperature 51°F
Minimum sea temperature 49°F
Maximum sea temperature 52°F
Average outside temperature 50°F
Maximum outside temperature 54°F
Minimum outside temperature 45°F
Precipitation 3.5in
Number of days of precipitation 5 jour(s)
(17%)
Cloud cover 45%
Our opinion freezing swimming

More information on swimming in Lorient in march

Saint-Brieuc (Côtes d'Armor)

March
Average sea temperature 49°F
Minimum sea temperature 47°F
Maximum sea temperature 51°F
Average outside temperature 49°F
Maximum outside temperature 52°F
Minimum outside temperature 43°F
Precipitation 2.3in
Number of days of precipitation 3 jour(s)
(10%)
Cloud cover 52%
Our opinion freezing swimming

More information on swimming in Saint-Brieuc (Côtes d'Armor) in march

Saint-Malo

March
Average sea temperature 48°F
Minimum sea temperature 46°F
Maximum sea temperature 50°F
Average outside temperature 49°F
Maximum outside temperature 54°F
Minimum outside temperature 45°F
Precipitation 3.1in
Number of days of precipitation 6 jour(s)
(18%)
Cloud cover 48%
Our opinion freezing swimming

More information on swimming in Saint-Malo in march

Vannes

March
Average sea temperature 50°F
Minimum sea temperature 48°F
Maximum sea temperature 52°F
Average outside temperature 50°F
Maximum outside temperature 54°F
Minimum outside temperature 45°F
Precipitation 3.2in
Number of days of precipitation 5 jour(s)
(16%)
Cloud cover 44%
Our opinion freezing swimming

More information on swimming in Vannes in march

List of coastal cities in Brittany

Brest in marchfreezing swimming
Lorient in marchfreezing swimming
Saint-Brieuc (Côtes d'Armor) in marchfreezing swimming
Saint-Malo in marchfreezing swimming
Vannes in marchfreezing swimming
Concarneau in marchfreezing swimming
Dinard in marchfreezing swimming
Erquy in marchfreezing swimming
The Quiberon peninsula in marchfreezing swimming
Perros-Guirec in marchfreezing swimming
Belle-Île-en-Mer in marchfreezing swimming
Bénodet in marchfreezing swimming
Cap Fréhel in marchfreezing swimming
Carnac in marchfreezing swimming
côte de granit rose (Pink Granite Coast) in marchfreezing swimming
Le Crouesty in marchfreezing swimming
Doëlan (Clohars-Carnoët) in marchfreezing swimming
Douarnenez in marchfreezing swimming
Fouesnant in marchfreezing swimming
Molene Island (Île de Molène) in marchfreezing swimming
Sein island (Île-de-Sein) in marchfreezing swimming
Hoëdic in marchfreezing swimming
Houat in marchfreezing swimming
Brehat Island (Île de Bréhat) in marchfreezing swimming
Lannion in marchfreezing swimming
Ouessant in marchfreezing swimming
Paimpol in marchfreezing swimming
Ploumanac’h in marchfreezing swimming
Pointe du Raz in marchfreezing swimming
Roscoff in marchfreezing swimming
Sables d'Or les Pins in marchfreezing swimming
Binic in marchfreezing swimming
Camaret-sur-Mer in marchfreezing swimming
Cancale in marchfreezing swimming
Crozon in marchfreezing swimming
Groix in marchfreezing swimming
Guilvinec in marchfreezing swimming
Lanester in marchfreezing swimming
Larmor-Plage in marchfreezing swimming
Locquemeau in marchfreezing swimming
Locquirec in marchfreezing swimming
Loctudy in marchfreezing swimming
Louannec in marchfreezing swimming
Moelan-sur-Mer in marchfreezing swimming
Muzillac in marchfreezing swimming
Pleneuf-Val-Andre in marchfreezing swimming
Plerin in marchfreezing swimming
Ploemeur in marchfreezing swimming
Plogoff in marchfreezing swimming
Ploudalmezeau in marchfreezing swimming
Plouescat in marchfreezing swimming
Plougasnou in marchfreezing swimming
Plougastel-Daoulas in marchfreezing swimming
Plougrescant in marchfreezing swimming
Plouguerneau in marchfreezing swimming
Plouzane in marchfreezing swimming
Pordic in marchfreezing swimming
Saint-Cast-le-Guildo in marchfreezing swimming
Saint-Lunaire in marchfreezing swimming
Saint-Pol-de-Léon in marchfreezing swimming
Saint-Quay-Portrieux in marchfreezing swimming
Sarzeau in marchfreezing swimming
Trebeurden in marchfreezing swimming
Tregastel in marchfreezing swimming
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