Swimming in Belle-Île-en-Mer in october 2025: Average sea temperature in october and tide times in october 2025

Average sea temperature in Belle-Île-en-Mer in october 2025.

In october, according to seasonal norms, the sea temperature in Belle-Île-en-Mer is:

Minimum: 59°F

Average: 63°F

Maximum: 66°F

Other useful seasonal weather averages in october:

  • Outside temperature: 59°F to 62°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 8.7mph
  • It rains a total of 5.3in, over 7 day(s).

Should we swim in Belle-Île-en-Mer in october?

No... The water temperature in Belle-Île-en-Mer in october is cold

Swimming in Belle-Île-en-Mer in october is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 63°F (minimum: 59°F - maximum: 66°F).

Note also that in october, the climate is good with an average outside temperature of 60°F, 5.3in of precipitation (over 7 days) and 82.04 % humidity.

Water and normal seasonal temperatures in Belle-Île-en-Mer in october

October
Average sea temperature 63°F
Minimum sea temperature 59°F
Maximum sea temperature 66°F
Average outside temperature 61°F
Maximum outside temperature 63°F
Minimum outside temperature 59°F
Wind speed 18mph
Wind temperature 58°F
Precipitation 5.3in
Number of days of rain 7 jour(s)
(24%)
Humidity 83%
Visibility in kilometers 9.51km
Cloud cover 39%
Our opinion cold swimming

Chart of the tides in october 2025

Tide times in october 2025 in Belle-Île-en-Mer

Swim elsewhere in Brittany in october

City Average T° Max. T° Our opinion
Brest in october60°F63°Fcold swimming
Lorient in october62°F66°Fcold swimming
Saint-Brieuc (Côtes d'Armor) in october63°F65°Fcold swimming
Saint-Malo in october63°F65°Fcold swimming
Vannes in october63°F66°Fcold swimming
Concarneau in october62°F65°Fcold swimming
Dinard in october63°F65°Fcold swimming
Erquy in october62°F65°Fcold swimming
Perros-Guirec in october62°F63°Fcold swimming
The Quiberon peninsula in october62°F66°Fcold swimming
Bénodet in october61°F65°Fcold swimming
Brehat Island (Île de Bréhat) in october62°F64°Fcold swimming
Cap Fréhel in october62°F65°Fcold swimming
Carnac in october62°F65°Fcold swimming
côte de granit rose (Pink Granite Coast) in october59°F62°Fcold swimming
Doëlan (Clohars-Carnoët) in october62°F64°Fcold swimming
Douarnenez in october60°F63°Fcold swimming
Fouesnant in october62°F65°Fcold swimming
Lannion in october59°F62°Fcold swimming
Le Crouesty in october62°F66°Fcold swimming

Swim in Brittany in october: sea temperature by city

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