S
M
T
W
T
F
S
27
26°
1°
28
21°
2°
29
25°
1°
30
23°
5°
31
25°
14°
1
37°
12°
2
36°
5°
3
32°
-1°
4
21°
1°
5
25°
11°
6
31°
14°
7
35°
11°
8
39°
-3°
9
39°
-2°
10
18°
8°
11
24°
1°
12
27°
1°
13
22°
-3°
14
23°
-8°
15
18°
-2°
16
16°
4°
17
24°
6°
18
26°
8°
19
36°
-4°
20
35°
-3°
21
15°
5°
22
22°
9°
23
31°
10°
24
34°
12°
25
33°
11°
26
32°
12°
27
34°
12°
28
35°
10°
29
38°
11°
30
36°
10°
31
Hist. Avg.
28°
3°
1
Hist. Avg.
28°
3°
2
Hist. Avg.
28°
3°
3
Hist. Avg.
28°
3°
4
Hist. Avg.
28°
3°
5
Hist. Avg.
29°
3°
6
Hist. Avg.
29°
3°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Gilman
Gilman's January 2027 forecast shows daily high temperatures ranging from 15° to 39°, with overnight lows between -8° and 14°. The average high for January is 28° with an average low of 5°. 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 Gilman. See also: February | March | April.