Swimming in Ouessant in august 2025: Average sea temperature in august and tide times in august 2025

Average sea temperature in Ouessant in august 2025.

In august, according to seasonal norms, the sea temperature in Ouessant is:

Minimum: 60°F

Average: 63°F

Maximum: 65°F

Other useful seasonal weather averages in august:

  • Outside temperature: 62°F to 64°F
  • Most common weather: "Moderate rain at times"
  • The wind blows at 10.6mph
  • It rains a total of 4.3in, over 7 day(s).

Should we swim in Ouessant in august?

No... The water temperature in Ouessant in august is cold

Swimming in Ouessant in august is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 63°F (minimum: 60°F - maximum: 65°F).

Note also that in august, the climate is good with an average outside temperature of 63°F, 4.3in of precipitation (over 7 days) and 85.11 % humidity.

Water and normal seasonal temperatures in Ouessant in august

August
Average sea temperature 63°F
Minimum sea temperature 60°F
Maximum sea temperature 65°F
Average outside temperature 63°F
Maximum outside temperature 65°F
Minimum outside temperature 63°F
Wind speed 16.8mph
Wind temperature 63°F
Precipitation 4.3in
Number of days of rain 7 jour(s)
(21%)
Humidity 86%
Visibility in kilometers 9.36km
Cloud cover 44%
Our opinion cold swimming

Chart of the tides in august 2025

Tide times in august 2025 in Ouessant

Swim elsewhere in Brittany in august

City Average T° Max. T° Our opinion
Brest in august63°F65°Fcool swimming
Lorient in august65°F67°Fcool swimming
Saint-Brieuc (Côtes d'Armor) in august65°F67°Fcool swimming
Saint-Malo in august65°F67°Fcool swimming
Vannes in august65°F68°Fcool swimming
Concarneau in august64°F66°Fcool swimming
Dinard in august65°F67°Fcool swimming
Erquy in august65°F67°Fcool swimming
Perros-Guirec in august64°F66°Fcool swimming
The Quiberon peninsula in august66°F67°Fcool swimming
Belle-Île-en-Mer in august65°F68°Fcool swimming
Bénodet in august64°F66°Fcool swimming
Brehat Island (Île de Bréhat) in august64°F66°Fcool swimming
Cap Fréhel in august65°F67°Fcool swimming
Carnac in august65°F67°Fcool swimming
côte de granit rose (Pink Granite Coast) in august63°F65°Fcold swimming
Doëlan (Clohars-Carnoët) in august64°F66°Fcool swimming
Douarnenez in august63°F65°Fcool swimming
Fouesnant in august64°F66°Fcool swimming
Lannion in august63°F65°Fcold swimming
Le Crouesty in august65°F67°Fcool swimming

Swim in Brittany in august: sea temperature by city

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