S
M
T
W
T
F
S
30
92°
63°
31
86°
63°
1
86°
68°
2
88°
69°
3
88°
68°
4
91°
69°
5
91°
69°
6
90°
67°
7
89°
66°
8
88°
65°
9
86°
64°
10
87°
63°
11
87°
64°
12
88°
65°
13
89°
67°
14
81°
59°
15
80°
58°
16
Hist. Avg.
83°
60°
17
Hist. Avg.
83°
60°
18
Hist. Avg.
83°
59°
19
Hist. Avg.
82°
59°
20
Hist. Avg.
82°
59°
21
Hist. Avg.
82°
58°
22
Hist. Avg.
81°
58°
23
Hist. Avg.
81°
57°
24
Hist. Avg.
81°
57°
25
Hist. Avg.
80°
57°
26
Hist. Avg.
80°
56°
27
Hist. Avg.
80°
56°
28
Hist. Avg.
79°
56°
29
Hist. Avg.
79°
55°
30
Hist. Avg.
79°
55°
1
Hist. Avg.
78°
55°
2
Hist. Avg.
78°
54°
3
Hist. Avg.
78°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cooter
Cooter's September 2026 forecast shows daily high temperatures ranging from 80° to 92°, with overnight lows between 58° and 69°. The average high for September is 87° with an average low of 65°. 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 Cooter. See also: October | November | December.