S
M
T
W
T
F
S
29
52°
33°
30
54°
35°
1
53°
42°
2
55°
46°
3
61°
47°
4
63°
47°
5
59°
48°
6
65°
40°
7
70°
37°
8
53°
39°
9
52°
45°
10
56°
45°
11
59°
44°
12
64°
47°
13
67°
49°
14
68°
39°
15
67°
31°
16
54°
31°
17
51°
32°
18
54°
34°
19
50°
36°
20
49°
42°
21
54°
39°
22
63°
37°
23
57°
33°
24
50°
31°
25
50°
34°
26
55°
38°
27
53°
35°
28
57°
30°
29
52°
29°
30
48°
29°
31
47°
25°
1
47°
25°
2
46°
24°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Addison
Addison's December 2026 forecast shows daily high temperatures ranging from 46° to 70°, with overnight lows between 24° and 49°. The average high for December is 56° with an average low of 37°. 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 Addison. See also: January | February | March.
