Geneva weather in August 2025

Expect 24°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Geneva in August. Check more long-term weather averages for Geneva in August before you book your next holiday to Switzerland in 2025/2026.

  • 24°C maximum daytime temperature in August in Geneva24
    24°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in August in Geneva14
    14 days with some rainfall
  • 12°C minimum night-time temperature in August in Geneva12
    12°C min night temperature
  • 14 hours of daylight per day in August in Geneva14
    14 hours of daylight per day
  • No heat & humidity in August in Geneva0
    No heat & humidity
  • 90 mm monthly rainfall in August in Geneva90
    90 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in Geneva7
    7 (High) UV index

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The August weather guide for Switzerland (Geneva) 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 Switzerland

How hot is it in Geneva in August?

Daytime temperatures usually reach 24°C in Geneva in August, falling to 12°C at night.

How sunny is it in Geneva in August?

There are normally 7 hours of bright sunshine each day in Geneva in August - that's 52% of daylight hours.

Does it rain in Geneva in August?

There are usually 14 days with some rain in Geneva in August and the average monthly rainfall is 90mm.

Geneva August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:17 20:05
Saturday, 16th August 2025 05:36 19:43
Sunday, 31st August 2025 05:55 19:16

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