Swimming in Ars-en-Re in september 2025: Average sea temperature in september and tide times in september 2025

Average sea temperature in Ars-en-Re in september 2025.

In september, according to seasonal norms, the sea temperature in Ars-en-Re is:

Minimum: 64°F

Average: 67°F

Maximum: 70°F

Other useful seasonal weather averages in september:

  • Outside temperature: 63°F to 69°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 10.6mph
  • It rains a total of 2.8in, over 4 day(s).

Should we swim in Ars-en-Re in september?

Yes... and no. The water temperature in Ars-en-Re in september is cool

Swimming in september on the beaches of Ars-en-Re is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 70°F, it can also be as low as 64°F! Note that the average is 67°F.

Note also that in september, the climate is good with an average outside temperature of 66°F, 2.7in of precipitation (over 4 days) and 79.33 % humidity.

Water and normal seasonal temperatures in Ars-en-Re in september

September
Average sea temperature 67°F
Minimum sea temperature 64°F
Maximum sea temperature 70°F
Average outside temperature 67°F
Maximum outside temperature 70°F
Minimum outside temperature 65°F
Wind speed 14.9mph
Wind temperature 63°F
Precipitation 2.8in
Number of days of rain 4 jour(s)
(15%)
Humidity 80%
Visibility in kilometers 9.72km
Cloud cover 29%
Our opinion cool swimming

Chart of the tides in september 2025

Tide times in september 2025 in Ars-en-Re

Swim elsewhere on the Île de Ré in september

City Average T° Max. T° Our opinion
Saint-Martin-de-Re in september67°F70°Fcool swimming
Sainte-Marie-de-Re in september67°F70°Fcool swimming

Swim on the Île de Ré in september: sea temperature by city

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