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