Deauville weather in August 2025

Expect 21°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Deauville in August. Check more long-term weather averages for Deauville in August before you book your next holiday to France in 2025/2026.

  • 21°C maximum daytime temperature in August in Deauville21
    21°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in Deauville12
    12 days with some rainfall
  • 13°C minimum night-time temperature in August in Deauville13
    13°C min night temperature
  • 14 hours of daylight per day in August in Deauville14
    14 hours of daylight per day
  • No heat & humidity in August in Deauville0
    No heat & humidity
  • 49 mm monthly rainfall in August in Deauville49
    49 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Deauville6
    6 (High) UV index
  • 19°C sea temperature in August in Deauville19
    19°C sea temperature

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The August weather guide for France (Deauville) 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 Deauville in August?

Daytime temperatures usually reach 21°C in Deauville in August, falling to 13°C at night.

How sunny is it in Deauville in August?

There are normally 7 hours of bright sunshine each day in Deauville in August - that's 49% of daylight hours.

How warm is the sea around Deauville in August?

The average sea temperature around Deauville in August is 19°C.

Does it rain in Deauville in August?

There are usually 12 days with some rain in Deauville in August and the average monthly rainfall is 49mm.

Deauville August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:32 20:40
Saturday, 16th August 2025 05:53 20:14
Sunday, 31st August 2025 06:14 19:44

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