Weather in Helena in Winter
| December | January | February | ||||
| Average day temperature: | 29.4°F | 25.6°F | 25.6°F | |||
| Average night temperature: | 20.3°F | 16.5°F | 15.2°F | |||
| Number of sunny days: | 9 days | 8 days | 8 days | |||
| Day length: | 8.6 - 8.8 h. | 8.7 - 9.6 h. | 9.7 - 11.1 h. | |||
| Number of rainy days: | 0 days | 0 days | 0 days | |||
| Precipitation totals: | 0.2 in. | 0.3 in. | 0.4 in. | |||
Day & Night air temperature, °F
December
January
February
0
5
10
15
20
25
30
35
25.6
25.6
29.4
15.2
16.5
20.3
| Day temperature | Night temperature |
Precipitation total, in.
December
January
February
0.0
0.1
0.1
0.2
0.3
0.4
0.4
0.5
0.4
0.3
0.2
Sunny, partly cloudy and cloudy days
December
January
February
0
5
10
15
20
25
30
35
12
12
10
9
11
11
8
8
9
| Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
December
January
February
0.0
0.8
1.7
2.5
3.4
4.2
5.1
5.9
5
4
4.5
Average sunny hours
December
January
February
0
6
4.9
4.5
4.4
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Helena
Helena on a weather map
Leaflet | Tiles © Esri
Places in USA:
Name
°F
24 Hours Forecast
Helena
Local time: 12:53
April 21, monday
1500
45°F
E
19 mph
19 mph
1800
41°F
E
19 mph
19 mph
2100
34°F
E
11 mph
11 mph
April 22, tuesday
0000
30°F
NE
6 mph
6 mph
0300
28°F
E
6 mph
6 mph
0600
28°F
E
6 mph
6 mph
0900
32°F
E
6 mph
6 mph
1200
41°F
E
9 mph
9 mph
