S
M
T
W
T
F
S
27
43°
26°
28
47°
41°
29
56°
34°
30
Hist. Avg.
49°
32°
31
Hist. Avg.
49°
32°
1
Hist. Avg.
49°
32°
2
Hist. Avg.
49°
32°
3
Hist. Avg.
49°
32°
4
Hist. Avg.
49°
32°
5
Hist. Avg.
49°
31°
6
Hist. Avg.
49°
31°
7
Hist. Avg.
49°
31°
8
Hist. Avg.
49°
31°
9
Hist. Avg.
49°
31°
10
Hist. Avg.
49°
31°
11
Hist. Avg.
49°
31°
12
Hist. Avg.
49°
31°
13
Hist. Avg.
49°
31°
14
Hist. Avg.
49°
31°
15
Hist. Avg.
49°
31°
16
Hist. Avg.
49°
31°
17
Hist. Avg.
49°
31°
18
Hist. Avg.
49°
31°
19
Hist. Avg.
49°
31°
20
Hist. Avg.
50°
31°
21
Hist. Avg.
50°
31°
22
Hist. Avg.
50°
31°
23
Hist. Avg.
50°
31°
24
Hist. Avg.
50°
31°
25
Hist. Avg.
50°
32°
26
Hist. Avg.
50°
32°
27
Hist. Avg.
50°
32°
28
Hist. Avg.
50°
32°
29
Hist. Avg.
51°
32°
30
Hist. Avg.
51°
32°
31
Hist. Avg.
51°
32°
1
Hist. Avg.
51°
32°
2
Hist. Avg.
51°
32°
3
Hist. Avg.
52°
33°
4
Hist. Avg.
52°
33°
5
Hist. Avg.
52°
33°
6
Hist. Avg.
52°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Helena
Helena's January 2027 forecast shows daily high temperatures ranging from 43° to 56°, with overnight lows between 26° and 41°. The average high for January is 49° with an average low of 34°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Helena. See also: February | March | April.
