La Rochelle weather in August 2025

Expect 24°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in La Rochelle in August based on long-term weather averages. There is usually 11 days with some rainfall and 57 mm of average monthly rainfall in August.

  • 24°C maximum daytime temperature in August in La Rochelle24
    24°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in August in La Rochelle11
    11 days with some rainfall
  • 15°C minimum night-time temperature in August in La Rochelle15
    15°C min night temperature
  • 14 hours of daylight per day in August in La Rochelle14
    14 hours of daylight per day
  • No heat & humidity in August in La Rochelle0
    No heat & humidity
  • 57 mm monthly rainfall in August in La Rochelle57
    57 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in La Rochelle7
    7 (High) UV index
  • 20°C sea temperature in August in La Rochelle20
    20°C sea temperature

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The August weather guide for France (La Rochelle) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about France

How hot is it in La Rochelle in August?

Daytime temperatures usually reach 24°C in La Rochelle in August, falling to 15°C at night.

How sunny is it in La Rochelle in August?

There are normally 9 hours of bright sunshine each day in La Rochelle in August - that's 62% of daylight hours.

How warm is the sea around La Rochelle in August?

The average sea temperature around La Rochelle in August is 20°C.

Does it rain in La Rochelle in August?

There are usually 11 days with some rain in La Rochelle in August and the average monthly rainfall is 57mm.

La Rochelle August sunrise & sunset times

Browse the sunrise and sunset times for La Rochelle in August 2025. Select a month to view La Rochelle sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:47 20:34
Saturday, 16th August 2025 06:05 20:12
Sunday, 31st August 2025 06:24 19:45

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