S
M
T
W
T
F
S
29
46°
36°
30
48°
37°
1
50°
38°
2
49°
36°
3
50°
34°
4
45°
29°
5
48°
34°
6
49°
35°
7
45°
32°
8
39°
29°
9
38°
27°
10
37°
25°
11
35°
33°
12
38°
32°
13
38°
31°
14
33°
23°
15
36°
25°
16
36°
27°
17
38°
29°
18
36°
30°
19
41°
28°
20
38°
19°
21
36°
20°
22
32°
22°
23
29°
25°
24
33°
23°
25
35°
24°
26
34°
18°
27
31°
15°
28
28°
14°
29
28°
11°
30
29°
25°
31
37°
24°
1
44°
19°
2
33°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Montgomery
Montgomery's December 2026 forecast shows daily high temperatures ranging from 28° to 50°, with overnight lows between 11° and 38°. The average high for December is 38° with an average low of 26°. 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 Montgomery. See also: January | February | March.