Weather in St Moritz: December
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Average day temperature: | 24.2°F |
| Average night temperature: | 11.5°F | |
 |
Number of sunny days: | 10 days |
| Day length: | 8.6 - 8.9 hours | |
 |
Number of days with precipitation: | 4 days |
| Precipitation totals: | 2.8 in. | |
| more information | ||
14 days
forecast
forecast
| St Moritz |
weather in
January
January
| St Moritz |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 37°F. At the same time the lowest night temperature was 1°F. Daily and nightly averages during December were 31.7°F and 15.5°F.
Sunny, partly cloudy and cloudy days
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in St Moritz in December is 3.4 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 6.0 mph The wind's strength is relatively same during the whole year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.6.
Best time for vacation in St Moritz
St Moritz on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
St Moritz
Local time: 08:05
October 29, thursday
0900
37°F
SW
2 mph
2 mph
1200
45°F
SE
3 mph
3 mph
1500
43°F
S
6 mph
6 mph
1800
25°F
S
4 mph
4 mph
2100
25°F
SW
2 mph
2 mph
October 30, friday
0000
25°F
SW
0 mph
0 mph
0300
25°F
NE
2 mph
2 mph
0600
25°F
NW
1 mph
1 mph
