Weather in Mannheim: December
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Average day temperature: | 42.4°F |
| Average night temperature: | 38.3°F | |
 |
Number of sunny days: | 6 days |
| Day length: | 8.1 - 8.5 hours | |
 |
Number of rainy days: | 3 days |
| Precipitation totals: | 1.6 in. | |
| more information | ||
14 days
forecast
forecast
| Mannheim |
weather in
January
January
| Mannheim |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 53°F. At the same time the lowest night temperature was 30°F. Daily and nightly averages during December were 43.7°F and 39.5°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 Mannheim in December is 1.5 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 6.6 mph It makes December one of the most windy months of the 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: 3.1.
Best time for vacation in Mannheim
Mannheim on a weather map
Places in Germany:
Name
°F
24 Hours Forecast
Mannheim
Local time: 11:35
February 25, wednesday
1200
57°F
NW
5 mph
5 mph
1500
59°F
NW
5 mph
5 mph
1800
55°F
W
4 mph
4 mph
2100
52°F
W
2 mph
2 mph
February 26, thursday
0000
50°F
NW
3 mph
3 mph
0300
46°F
NW
4 mph
4 mph
0600
46°F
NW
5 mph
5 mph
0900
48°F
N
5 mph
5 mph
