S
M
T
W
T
F
S
30
102°
73°
31
102°
73°
1
102°
75°
2
100°
75°
3
90°
77°
4
100°
73°
5
100°
73°
6
102°
73°
7
102°
75°
8
102°
76°
9
99°
76°
10
94°
74°
11
92°
75°
12
99°
75°
13
100°
75°
14
100°
74°
15
94°
68°
16
92°
67°
17
91°
66°
18
91°
66°
19
86°
61°
20
84°
62°
21
85°
61°
22
90°
68°
23
89°
67°
24
87°
67°
25
79°
66°
26
83°
66°
27
84°
65°
28
86°
66°
29
83°
65°
30
83°
56°
1
75°
53°
2
74°
52°
3
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Colbert
Colbert's September 2026 forecast shows daily high temperatures ranging from 73° to 102°, with overnight lows between 51° and 76°. The average high for September is 88° 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 Colbert. See also: October | November | December.