Weather in Casper: December
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Average day temperature: | 33.2°F |
| Average night temperature: | 23.6°F | |
 |
Number of sunny days: | 17 days |
| Day length: | 9.0 - 9.3 hours | |
 |
Number of rainy days: | 0 days |
| Precipitation totals: | 0.2 in. | |
| more information | ||
14 days
forecast
forecast
| Casper |
weather in
January
January
| Casper |
Air temperature in December, °F
Show year:
2023
2022
2021
The highest day temperature during December of 2023 was 48°F. At the same time the lowest night temperature was 5°F. Day and night temperature averages during December were 36.7°F and 25.1°F.
Sunny, partly cloudy and cloudy days
Mostly all days in December are sunny but cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Casper in December is 0.2 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 13.3 mph It makes December most windy month 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: 6.1.
Best time for vacation in Casper
Casper on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Casper
Local time: 11:19
November 21, thursday
1200
45°F
NE
16 mph
16 mph
1500
48°F
NE
17 mph
17 mph
1800
41°F
NE
11 mph
11 mph
2100
36°F
NE
11 mph
11 mph
November 22, friday
0000
32°F
NE
11 mph
11 mph
0300
32°F
NE
10 mph
10 mph
0600
32°F
NE
11 mph
11 mph
0900
37°F
NE
8 mph
8 mph
