S
M
T
W
T
F
S
30
83°
63°
31
84°
62°
1
86°
63°
2
86°
66°
3
88°
65°
4
85°
65°
5
84°
66°
6
82°
61°
7
84°
60°
8
83°
61°
9
86°
63°
10
87°
64°
11
88°
64°
12
87°
63°
13
86°
62°
14
85°
63°
15
87°
62°
16
79°
63°
17
80°
63°
18
Hist. Avg.
82°
58°
19
Hist. Avg.
81°
57°
20
Hist. Avg.
81°
57°
21
Hist. Avg.
80°
56°
22
Hist. Avg.
80°
56°
23
Hist. Avg.
80°
56°
24
Hist. Avg.
79°
55°
25
Hist. Avg.
79°
55°
26
Hist. Avg.
79°
54°
27
Hist. Avg.
78°
54°
28
Hist. Avg.
78°
53°
29
Hist. Avg.
78°
53°
30
Hist. Avg.
77°
52°
1
Hist. Avg.
77°
52°
2
Hist. Avg.
77°
52°
3
Hist. Avg.
76°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Calhoun
Calhoun's September 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 60° and 66°. The average high for September is 85° with an average low of 63°. 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 Calhoun. See also: October | November | December.