Verdict: Tough month
Lucerne Weather in December
December is properly cold in Lucerne, with highs of only 6°C (43°F). It's also the wet side of the calendar: rain falls on about 17 days, so build flexibility into plans. If your dates are flexible, most travelers will have a better time in Lucerne outside December.
Average high
6°C / 43°F
Average low
0°C / 32°F
Rain days
~17
Precipitation
161 mm
What to pack for Lucerne in December
- A proper warm jacket, and a hat for mornings
- Rain gear is non-negotiable — expect rain on roughly 17 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
December against the rest of the year
Warmest in Lucerne: Jul (25°C / 77°F) · Coolest: Jan (5°C / 41°F) · Wettest: May (~18 rain days)
5°
0°
Jan
9°
1°
Feb
11°
2°
Mar
14°
4°
Apr
18°
9°
May
23°
14°
Jun
25°
16°
Jul
24°
16°
Aug
21°
13°
Sep
16°
9°
Oct
9°
4°
Nov
6°
0°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)