Vannes weather in August 2025

Expect 72°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Vannes in August. Check more long-term weather averages for Vannes in August before you book your next holiday to France in 2025/2026.

  • 72°F maximum daytime temperature in August in Vannes72
    72°F max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in Vannes12
    12 days with some rainfall
  • 57°F minimum night-time temperature in August in Vannes57
    57°F min night temperature
  • 14 hours of daylight per day in August in Vannes14
    14 hours of daylight per day
  • No heat & humidity in August in Vannes0
    No heat & humidity
  • 2.0 inches monthly rainfall in August in Vannes2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 6 (High) in August in Vannes6
    6 (High) UV index
  • 64°F sea temperature in August in Vannes64
    64°F sea temperature

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The August weather guide for France (Vannes) 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)  |  Imperial (°F)

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More about France

How hot is it in Vannes in August?

Daytime temperatures usually reach 72°F in Vannes in August, falling to 57°F at night.

How sunny is it in Vannes in August?

There are normally 7 hours of bright sunshine each day in Vannes in August - that's 50% of daylight hours.

How warm is the sea around Vannes in August?

The average sea temperature around Vannes in August is 64°F.

Does it rain in Vannes in August?

There are usually 12 days with some rain in Vannes in August and the average monthly rainfall is 2.0 inches.

Vannes August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:49 20:45
Saturday, 16th August 2025 06:08 20:21
Sunday, 31st August 2025 06:28 19:53

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