Weather in Twin Falls: December
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Average day temperature: | 37.7°F |
| Average night temperature: | 28.8°F | |
 |
Number of sunny days: | 13 days |
| Day length: | 9.1 - 9.3 hours | |
 |
Number of rainy days: | 1 day |
| Precipitation totals: | 0.9 in. | |
| more information | ||
14 days
forecast
forecast
| Twin Falls |
weather in
January
January
| Twin Falls |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 63°F. At the same time the lowest night temperature was 20°F. Daily and nightly averages during December were 49.1°F and 35.9°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 Twin Falls in December is 0.9 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 8.0 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: 4.8.
Best time for vacation in Twin Falls
Twin Falls on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Twin Falls
Local time: 20:22
January 09, friday
2100
30°F
NE
6 mph
6 mph
January 10, saturday
0000
30°F
NE
6 mph
6 mph
0300
28°F
N
6 mph
6 mph
0600
25°F
N
6 mph
6 mph
0900
19°F
N
4 mph
4 mph
1200
28°F
NW
2 mph
2 mph
1500
36°F
SW
3 mph
3 mph
1800
34°F
SW
6 mph
6 mph
