Swimming in Dinard in september 2025: Average sea temperature in september and tide times in september 2025

Average sea temperature in Dinard in september 2025.

In september, according to seasonal norms, the sea temperature in Dinard is:

Minimum: 63°F

Average: 65°F

Maximum: 67°F

Other useful seasonal weather averages in september:

  • Outside temperature: 57°F to 68°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 8.1mph
  • It rains a total of 2.5in, over 4 day(s).

Should we swim in Dinard in september?

Yes... and no. The water temperature in Dinard in september is cool

Swimming in september on the beaches of Dinard 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 63°F, 2.5in of precipitation (over 4 days) and 86.84 % humidity.

Water and normal seasonal temperatures in Dinard 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 12.4mph
Wind temperature 56°F
Precipitation 2.5in
Number of days of rain 4 jour(s)
(14%)
Humidity 87%
Visibility in kilometers 9.5km
Cloud cover 38%
Our opinion cool swimming

Chart of the tides in september 2025

Tide times in september 2025 in Dinard

Swim elsewhere in Brittany in september

City Average T° Max. T° Our opinion
Brest in september62°F65°Fcold swimming
Lorient in september65°F67°Fcool swimming
Saint-Brieuc (Côtes d'Armor) in september65°F67°Fcool swimming
Saint-Malo in september65°F67°Fcool swimming
Vannes in september65°F68°Fcool swimming
Concarneau in september63°F66°Fcool swimming
Erquy in september65°F67°Fcool swimming
Perros-Guirec in september63°F66°Fcool swimming
The Quiberon peninsula in september65°F68°Fcool swimming
Belle-Île-en-Mer in september65°F68°Fcool swimming
Bénodet in september63°F66°Fcool swimming
Brehat Island (Île de Bréhat) in september64°F65°Fcool swimming
Cap Fréhel in september65°F67°Fcool swimming
Carnac in september64°F67°Fcool swimming
côte de granit rose (Pink Granite Coast) in september61°F64°Fcold swimming
Doëlan (Clohars-Carnoët) in september63°F66°Fcool swimming
Douarnenez in september62°F65°Fcold swimming
Fouesnant in september64°F66°Fcool swimming
Lannion in september62°F64°Fcold swimming
Le Crouesty in september65°F68°Fcool swimming

Swim in Brittany in september: sea temperature by city

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