S
M
T
W
T
F
S
28
30°
19°
29
40°
31°
30
35°
20°
31
40°
25°
1
37°
34°
2
36°
30°
3
32°
25°
4
32°
25°
5
32°
27°
6
31°
27°
7
30°
22°
8
33°
27°
9
28°
22°
10
28°
9°
11
17°
-1°
12
35°
21°
13
41°
35°
14
42°
27°
15
47°
31°
16
51°
41°
17
37°
29°
18
41°
29°
19
38°
22°
20
39°
19°
21
35°
19°
22
31°
19°
23
25°
15°
24
28°
22°
25
28°
26°
26
32°
27°
27
31°
28°
28
30°
29°
29
31°
27°
30
29°
26°
31
29°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Munster
Munster's January 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. 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 Munster. See also: February | March | April.
