Geneva weather in May
May in Geneva: nice, rainy, with clean air — an excellent time to visit.
#5 of 12 months in Geneva · #286 of 604 destinations to visit in May · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Geneva climate normals — May
| Daytime high | 18°C / 65°F | 😎 nice |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Feels like (high) | 18°C / 64°F | |
| Rainfall | 137 mm / 5.4 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 10°C / 51°F | |
| Sunshine | 11.1 h/day | |
| Daylight | 15 h | |
| Wind | 12 km/h / 7 mph | |
| Snowfall | 0.5 cm / 0.2 in | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Geneva in May — FAQ
- Is May a good time to visit Geneva?
- May in Geneva: nice, rainy, with clean air — an excellent time to visit. It ranks #5 of 12 months for Geneva on SeasonMap's comfort score (82/100).
- What is the weather like in Geneva in May?
- In May, Geneva averages a daily high of 18.1°C and a low of 9.1°C, with about 137.1 mm of rain over roughly 14 rainy days.
- What is the air quality in Geneva in May?
- Geneva has a mean US Air Quality Index of about 43 in May.