S
M
T
W
T
F
S
30
90°
71°
31
91°
70°
1
94°
70°
2
95°
70°
3
98°
73°
4
95°
73°
5
94°
72°
6
94°
72°
7
89°
70°
8
88°
71°
9
91°
70°
10
92°
69°
11
93°
70°
12
94°
71°
13
91°
69°
14
89°
67°
15
88°
66°
16
95°
63°
17
82°
65°
18
79°
66°
19
79°
66°
20
80°
65°
21
81°
65°
22
84°
64°
23
84°
64°
24
83°
65°
25
80°
65°
26
81°
63°
27
81°
56°
28
75°
54°
29
74°
53°
30
76°
53°
1
75°
56°
2
76°
58°
3
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cullman
Cullman's September 2026 forecast shows daily high temperatures ranging from 74° to 98°, with overnight lows between 53° and 73°. The average high for September is 85° 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 Cullman. See also: October | November | December.
