Best year time to visit Château-d'Olonne

General weather information about Château-d'Olonne

Average annual temperature is 14.3 °C

Absolute maximum temperature: 34.2 °C

Absolute minimum temperature: -1.8 °C

Number of sunny days: 134 days

Number of rainy days: 231 days

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* Weather data for Château-d'Olonne France is based on climate observations for 2026 year

Château-d'Olonne air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.415.015.919.626.928.429.134.232.125.917.515.7
Average daytime temperature (°C)9.610.211.914.419.824.022.123.224.120.114.012.1
Average temperature (°C)7.96.89.711.616.120.719.420.220.616.711.810.1
Average night temperature (°C)6.04.07.28.612.317.216.316.917.313.69.57.9
Absolute minimum temperature (°C)-1.8-1.7-0.93.38.115.011.211.711.38.82.1-0.4

Château-d'Olonne monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.311.913.615.015.815.414.112.610.99.48.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)4.36.67.59.212.112.512.311.010.16.95.34.5
Precipitation (mm)13929148744040673476231186175
Sunny days92010121516610111249
Rainy days22821181614252119192622
Snow days000000000000

Château-d'Olonne - weather forecast by months

Château-d'Olonne weather in januaryChâteau-d'Olonne weather in februaryChâteau-d'Olonne weather in marchChâteau-d'Olonne weather in aprilChâteau-d'Olonne weather in mayChâteau-d'Olonne weather in juneChâteau-d'Olonne weather in julyChâteau-d'Olonne weather in augustChâteau-d'Olonne weather in septemberChâteau-d'Olonne weather in octoberChâteau-d'Olonne weather in novemberChâteau-d'Olonne weather in december

Best time to visit Château-d'Olonne:

The best time to visit Château-d'Olonne during the most sunny months:

  • May — 12.1(h)
  • June — 12.5(h)
  • July — 12.3(h)
  • August — 11.0(h)

Months with the longest average daylight duration in Château-d'Olonne:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Château-d'Olonne is at

  • January — 139(mm)
  • March — 148(mm)
  • October — 231(mm)
  • November — 186(mm)
  • December — 175(mm)

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    Frequently asked questions

    When is the best time to visit Château-d'Olonne?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Château-d'Olonne.
    What is the weather like in Château-d'Olonne?
    See average temperature, rainfall and daylight hours for Château-d'Olonne by month in the table above.
    How many sunny days does Château-d'Olonne have?
    The monthly weather statistics above show sunshine and rainfall patterns for Château-d'Olonne throughout the year.