Swim in Mont Saint-Michel in september 2024What is the temperature of the sea in in september?

Average sea temperature in Mont Saint-Michel in september 2024.

In september, according to seasonal norms, the sea temperature in Mont Saint-Michel is:

Minimum: 63°F

Average: 65°F

Maximum: 67°F

Other useful seasonal weather averages in september:

  • Outside temperature: 57°F to 67°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 8.1mph
  • It rains a total of 2.2in, over 3 day(s).

Should we swim in Mont Saint-Michel in september?

Yes... and no. The water temperature in Mont Saint-Michel in september is cool

Swimming in september on the beaches of Mont Saint-Michel is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 67°F, it can also be as low as 63°F! Note that the average is 65°F.

Note also that in september, the climate is good with an average outside temperature of 62°F, 2.2in of precipitation (over 3 days) and 86.47 % humidity.

Water and normal seasonal temperatures in Mont Saint-Michel in september

September
Average sea temperature 65°F
Minimum sea temperature 63°F
Maximum sea temperature 67°F
Average outside temperature 63°F
Maximum outside temperature 68°F
Minimum outside temperature 58°F
Wind speed 13.1mph
Wind temperature 56°F
Precipitation 2.2in
Number of days of rain 3 jour(s)
(11%)
Humidity 87%
Visibility in kilometers 9.52km
Cloud cover 37%
Our opinion cool swimming

Swim elsewhere in Normandy in september

City Average T° Max. T° Our opinion
Cherbourg-Octeville (Cotentin) in september64°F66°Fcool swimming
Deauville in september65°F67°Fcool swimming
Dieppe in september65°F67°Fcool swimming
Cabourg in september65°F66°Fcool swimming
Granville in september65°F67°Fcool swimming
Honfleur in september65°F67°Fcool swimming
Le Havre in september65°F67°Fcool swimming
Ouistreham in september65°F67°Fcool swimming
Barfleur in september65°F66°Fcool swimming
Barneville-Carteret in september65°F67°Fcool swimming
Étretat in september65°F67°Fcool swimming
La Hague in september64°F66°Fcool swimming
Pirou Plage in september65°F67°Fcool swimming
Saint-Germain-sur-Ay in september65°F67°Fcool swimming
Saint-Laurent-sur-Mer in september65°F67°Fcool swimming
Surtainville in september65°F67°Fcool swimming
Vierville-sur-Mer in september65°F66°Fcool swimming
Villerville in september65°F67°Fcool swimming

Swim in Normandy in september: sea temperature by city

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