S
M
T
W
T
F
S
29
50°
28°
30
48°
25°
1
49°
28°
2
49°
23°
3
47°
22°
4
45°
24°
5
48°
29°
6
55°
38°
7
59°
34°
8
60°
29°
9
59°
26°
10
46°
27°
11
52°
28°
12
53°
30°
13
50°
30°
14
44°
23°
15
44°
22°
16
43°
22°
17
43°
22°
18
44°
29°
19
45°
33°
20
46°
38°
21
56°
35°
22
58°
32°
23
55°
34°
24
55°
33°
25
58°
33°
26
55°
34°
27
54°
26°
28
52°
23°
29
43°
21°
30
42°
15°
31
41°
16°
1
36°
16°
2
40°
14°
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 36° to 60°, with overnight lows between 14° and 38°. The average high for December is 49° 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 Mount Airy. See also: January | February | March.