S
M
T
W
T
F
S
30
89°
65°
31
90°
66°
1
90°
66°
2
89°
65°
3
90°
65°
4
90°
66°
5
89°
65°
6
89°
62°
7
88°
58°
8
79°
62°
9
80°
64°
10
79°
63°
11
86°
62°
12
85°
63°
13
87°
62°
14
86°
56°
15
84°
59°
16
75°
53°
17
76°
53°
18
77°
57°
19
79°
51°
20
75°
51°
21
74°
53°
22
75°
56°
23
79°
58°
24
82°
59°
25
82°
59°
26
83°
57°
27
82°
58°
28
80°
54°
29
79°
53°
30
79°
53°
1
78°
52°
2
81°
55°
3
72°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Montevallo Township
Montevallo Township's September 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 46° and 66°. The average high for September is 82° with an average low of 58°. 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 Montevallo Township. See also: October | November | December.