Saint-Denis-d'Oléron Sea Temperature

(Today) 2025

18.6°C / 65.5°F

The water will feel medium. The water will feel a bit chilly in just bathers / swimming costume. If you plan on wearing a wetsuit 4/3mm should be thick enough.

Current weather

21°C / 70°F
(clear sky)
Partly cloudy
Wind
10 mph
Humidity
67%

The measurements for the water temperature in Saint-Denis-d'Oléron, Poitou-Charentes are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

The graph below shows the range of monthly Saint-Denis-d'Oléron water temperature derived from many years of historical sea surface temperature data.

Saint-Denis-d'Oléron average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Saint-Denis-d'Oléron
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 9.9 9.1 8.7 10.3 13.2 15.7 17 18.3 17.6 15.3 13.5 10.9
Max °C 12 11.7 12.6 15.5 18.1 21 21.3 21.5 21.2 20.4 18.1 15.7
Min °F 50.6 49.4 49.2 52.6 57.7 62.3 64.3 66.2 65.1 61.5 58.1 53.5
Max °F 52.7 52 53.1 57.8 62.6 67.6 68.6 69.4 68.7 66.6 62.7 58.3

The warmest water temperature is in August with an average around 67.8°F / 19.9°C. The coldest month is February with an average water temperature of 50.7°F / 10.4°C.

7 day tide forecast for Saint-Denis-d'Oléron

MonTueWedThuFriSatSun
  • Low 3:07am
    (1.15m)
  • High 8:35am
    (4.51m)
  • Low 3:25pm
    (1.33m)
  • High 8:53pm
    (4.72m)
  • Low 3:55am
    (1.21m)
  • High 9:23am
    (4.39m)
  • Low 4:14pm
    (1.4m)
  • High 9:45pm
    (4.6m)
  • Low 4:46am
    (1.28m)
  • High 10:25am
    (4.29m)
  • Low 5:07pm
    (1.46m)
  • High 10:53pm
    (4.5m)
  • Low 5:42am
    (1.32m)
  • High 11:47am
    (4.26m)
  • Low 6:07pm
    (1.48m)
  • High 12:18am
    (4.47m)
  • Low 6:42am
    (1.33m)
  • High 1:11pm
    (4.35m)
  • Low 7:10pm
    (1.43m)
  • High 1:38am
    (4.55m)
  • Low 7:46am
    (1.28m)
  • High 2:18pm
    (4.54m)
  • Low 8:16pm
    (1.3m)
  • High 2:43am
    (4.69m)
  • Low 8:50am
    (1.16m)
  • High 3:14pm
    (4.76m)
  • Low 9:21pm
    (1.09m)
7 day tide times for Saint-Denis-d'Oléron

*These tide times are estimates based on the nearest accurate location (La Rochelle-La Pallice, France) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.