S
M
T
W
T
F
S
30
79°
60°
31
81°
64°
1
85°
65°
2
85°
64°
3
84°
62°
4
83°
65°
5
84°
63°
6
82°
63°
7
78°
62°
8
76°
63°
9
81°
57°
10
78°
56°
11
76°
63°
12
81°
61°
13
82°
61°
14
77°
62°
15
82°
61°
16
74°
58°
17
73°
60°
18
Hist. Avg.
75°
53°
19
Hist. Avg.
75°
53°
20
Hist. Avg.
74°
52°
21
Hist. Avg.
74°
52°
22
Hist. Avg.
73°
52°
23
Hist. Avg.
73°
51°
24
Hist. Avg.
73°
51°
25
Hist. Avg.
72°
50°
26
Hist. Avg.
72°
50°
27
Hist. Avg.
71°
49°
28
Hist. Avg.
71°
49°
29
Hist. Avg.
70°
49°
30
Hist. Avg.
70°
48°
1
Hist. Avg.
70°
48°
2
Hist. Avg.
69°
47°
3
Hist. Avg.
69°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Mount Airy
Mount Airy's September 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 56° and 65°. The average high for September is 80° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Mount Airy. See also: October | November | December.