S
M
T
W
T
F
S
29
51°
38°
30
59°
37°
1
56°
39°
2
57°
38°
3
59°
37°
4
47°
32°
5
54°
36°
6
53°
35°
7
52°
31°
8
45°
29°
9
44°
26°
10
43°
28°
11
42°
28°
12
42°
27°
13
44°
26°
14
39°
20°
15
41°
23°
16
42°
30°
17
46°
31°
18
44°
33°
19
50°
25°
20
48°
17°
21
42°
18°
22
37°
19°
23
39°
25°
24
39°
24°
25
51°
23°
26
40°
20°
27
40°
17°
28
38°
16°
29
38°
18°
30
42°
32°
31
52°
23°
1
55°
17°
2
39°
13°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Madison
Madison's December 2026 forecast shows daily high temperatures ranging from 37° to 59°, with overnight lows between 13° and 39°. The average high for December is 46° with an average low of 27°. 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 Madison. See also: January | February | March.
