Verdict: Tough month
Geneva Weather in December
December is properly cold in Geneva, with highs of only 6°C (43°F). It's also the wet side of the calendar: rain falls on about 15 days, so build flexibility into plans. If your dates are flexible, most travelers will have a better time in Geneva outside December.
Average high
6°C / 43°F
Average low
1°C / 34°F
Rain days
~15
Precipitation
154 mm
What to pack for Geneva in December
- A proper warm jacket, and a hat for mornings
- Rain gear is non-negotiable — expect rain on roughly 15 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
December 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)