Swimming in Grande-Vallée in august 2025: Average sea temperature in august and tide times in august 2025

Average sea temperature in Grande-Vallée in august 2025.

In august, according to seasonal norms, the sea temperature in Grande-Vallée is:

Minimum: 57°F

Average: 60°F

Maximum: 64°F

Other useful seasonal weather averages in august:

  • Outside temperature: 62°F to 70°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 10.6mph
  • It rains a total of 5.1in, over 9 day(s).

Should we swim in Grande-Vallée in august?

No... The water temperature in Grande-Vallée in august is cold

Swimming in Grande-Vallée in august is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 60°F (minimum: 57°F - maximum: 64°F).

Note also that in august, the climate is good with an average outside temperature of 66°F, 5in of precipitation (over 9 days) and 81.46 % humidity.

Water and normal seasonal temperatures in Grande-Vallée in august

August
Average sea temperature 60°F
Minimum sea temperature 57°F
Maximum sea temperature 64°F
Average outside temperature 67°F
Maximum outside temperature 70°F
Minimum outside temperature 63°F
Wind speed 9.9mph
Wind temperature 63°F
Precipitation 5.1in
Number of days of rain 9 jour(s)
(29%)
Humidity 82%
Visibility in kilometers 9.02km
Cloud cover 37%
Our opinion cold swimming

Chart of the tides in august 2025

Tide times in august 2025 in Grande-Vallée

Swim elsewhere in Quebec in august

City Average T° Max. T° Our opinion
Gaspé (Gaspé Peninsula) in august60°F64°Fcold swimming
Baie-Comeau in august54°F61°Ffreezing swimming
Carleton-sur-Mer in august57°F62°Ffreezing swimming
Rimouski in august54°F60°Ffreezing swimming
Bonaventure in august60°F64°Fcold swimming
Cap-Chat in august57°F64°Ffreezing swimming
Mont-Louis in august57°F63°Ffreezing swimming

Swim in Quebec in august: sea temperature by city

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