S
M
T
W
T
F
S
30
76°
52°
31
66°
49°
1
66°
51°
2
64°
48°
3
65°
45°
4
63°
47°
5
63°
45°
6
61°
46°
7
64°
36°
8
62°
38°
9
63°
37°
10
64°
38°
11
60°
39°
12
64°
38°
13
61°
40°
14
66°
39°
15
71°
44°
16
72°
47°
17
73°
46°
18
72°
49°
19
73°
48°
20
73°
48°
21
71°
47°
22
72°
47°
23
70°
38°
24
64°
35°
25
62°
39°
26
61°
40°
27
60°
39°
28
66°
37°
29
60°
41°
30
64°
39°
1
65°
41°
2
64°
43°
3
68°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Academy
Academy's September 2026 forecast shows daily high temperatures ranging from 60° to 76°, with overnight lows between 35° and 52°. The average high for September is 66° with an average low of 43°. 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 Academy. See also: October | November | December.