Weather in Ann Arbor: December
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Average day temperature: | 34.9°F |
| Average night temperature: | 30.2°F | |
 |
Number of sunny days: | 5 days |
| Day length: | 9.1 - 9.3 hours | |
 |
Number of rainy days: | 1 day |
| Precipitation totals: | 0.6 in. | |
| more information | ||
14 days
forecast
forecast
| Ann Arbor |
weather in
January
January
| Ann Arbor |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 51°F. At the same time the lowest night temperature was 5°F. Daily and nightly averages during December were 29.7°F and 23.5°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 Ann Arbor in December is 0.6 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 10.0 mph
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: 3.0.
Best time for vacation in Ann Arbor
Ann Arbor on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Ann Arbor
Local time: 10:07
December 31, wednesday
1200
25°F
E
14 mph
14 mph
1500
27°F
E
15 mph
15 mph
1800
27°F
E
17 mph
17 mph
2100
21°F
SE
17 mph
17 mph
January 01, thursday
0000
16°F
SE
14 mph
14 mph
0300
14°F
SE
12 mph
12 mph
0600
14°F
E
9 mph
9 mph
0900
14°F
E
11 mph
11 mph
