Verdict: Excellent month
Geneva Weather in May
May hits the sweet spot in Geneva — highs around 19°C (66°F), ideal for a full day on foot. Expect showers on roughly 13 days of the month — rarely trip-ruining, worth planning around. Overall, May is one of the best months of the year to be in Geneva.
Average high
19°C / 66°F
Average low
10°C / 50°F
Rain days
~13
Precipitation
115 mm
What to pack for Geneva in May
- Layers — t-shirts under a light jacket or sweater
- Rain gear is non-negotiable — expect rain on roughly 13 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
May against the rest of the year
Warmest in Geneva: Jul (27°C / 81°F) · Coolest: Jan (6°C / 43°F) · Wettest: Dec (~15 rain days)
6°
0°
Jan
9°
1°
Feb
12°
3°
Mar
15°
5°
Apr
19°
10°
May
24°
15°
Jun
27°
17°
Jul
27°
17°
Aug
22°
13°
Sep
17°
9°
Oct
10°
4°
Nov
6°
1°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)