Geneva weather in May 2025

Expect daytime maximum temperatures of 18°C in Geneva, Switzerland in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 86 mm of rainfall in the month.

  • 18°C maximum daytime temperature in May in Geneva18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Geneva16
    16 days with some rainfall
  • 7°C minimum night-time temperature in May in Geneva7
    7°C min night temperature
  • 15 hours of daylight per day in May in Geneva15
    15 hours of daylight per day
  • No heat & humidity in May in Geneva0
    No heat & humidity
  • 86 mm monthly rainfall in May in Geneva86
    86 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Geneva7
    7 (High) UV index

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The May 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 May?

Daytime temperatures usually reach 18°C in Geneva in May, falling to 7°C at night.

How sunny is it in Geneva in May?

There are normally 6 hours of bright sunshine each day in Geneva in May - that's 39% of daylight hours.

Does it rain in Geneva in May?

There are usually 16 days with some rain in Geneva in May and the average monthly rainfall is 86mm.

Geneva May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:22 19:44
Friday, 16th May 2025 05:01 20:03
Saturday, 31st May 2025 04:48 20:19

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