S
M
T
W
T
F
S
29
42°
27°
30
41°
26°
1
41°
26°
2
40°
27°
3
40°
29°
4
42°
32°
5
44°
33°
6
41°
34°
7
40°
32°
8
38°
33°
9
40°
29°
10
39°
30°
11
51°
36°
12
45°
35°
13
52°
30°
14
53°
27°
15
39°
25°
16
40°
26°
17
39°
27°
18
39°
34°
19
46°
35°
20
49°
36°
21
49°
35°
22
50°
33°
23
48°
35°
24
50°
36°
25
53°
29°
26
53°
25°
27
41°
25°
28
39°
29°
29
41°
32°
30
47°
34°
31
47°
36°
1
50°
37°
2
51°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mount Airy
Mount Airy's December 2026 forecast shows daily high temperatures ranging from 38° to 53°, with overnight lows between 25° and 37°. The average high for December is 45° with an average low of 31°. 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 Mount Airy. See also: January | February | March.