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