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