Average temperatures, rainfall and packing tips for Geneva, Switzerland in May
May in Geneva is typically mild, with average daytime highs around 18°C and nights near 10°C. Temperature-wise it sits mid-range for Geneva (the 5th warmest month).
May is typically the wettest month of the year in Geneva, with around 163 mm of rain - plan around showers.
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In May, Geneva averages a daytime high of about 18°C and a night-time low of around 10°C, based on recent historical data.
May is typically the wettest month of the year in Geneva, with around 163 mm of rain - plan around showers.
May is one of the most comfortable months to visit Geneva - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.