S
M
T
W
T
F
S
29
33°
12°
30
34°
20°
1
35°
20°
2
34°
18°
3
34°
21°
4
33°
19°
5
35°
21°
6
34°
12°
7
35°
7°
8
25°
15°
9
24°
14°
10
31°
11°
11
28°
15°
12
25°
17°
13
29°
17°
14
32°
10°
15
32°
6°
16
26°
13°
17
25°
5°
18
25°
13°
19
24°
14°
20
29°
15°
21
30°
14°
22
29°
9°
23
28°
4°
24
20°
10°
25
23°
12°
26
27°
12°
27
30°
9°
28
25°
4°
29
21°
10°
30
21°
-3°
31
26°
-7°
1
29°
-7°
2
9°
-4°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Morris
Morris's December 2026 forecast shows daily high temperatures ranging from 9° to 35°, with overnight lows between -7° and 21°. The average high for December is 28° with an average low of 11°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Morris. See also: January | February | March.