S
M
T
W
T
F
S
30
95°
72°
31
95°
73°
1
96°
72°
2
99°
74°
3
97°
75°
4
95°
74°
5
90°
76°
6
97°
73°
7
89°
72°
8
92°
70°
9
90°
72°
10
86°
70°
11
84°
72°
12
84°
70°
13
88°
69°
14
89°
68°
15
87°
67°
16
89°
66°
17
86°
66°
18
87°
63°
19
83°
62°
20
84°
64°
21
82°
61°
22
86°
65°
23
86°
66°
24
85°
65°
25
85°
65°
26
84°
64°
27
86°
65°
28
85°
65°
29
84°
64°
30
84°
64°
1
83°
63°
2
82°
61°
3
75°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Opelika
Opelika's September 2026 forecast shows daily high temperatures ranging from 75° to 92°, with overnight lows between 58° and 72°. The average high for September is 85° with an average low of 66°. 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 Opelika. See also: October | November | December.
