S
M
T
W
T
F
S
30
89°
61°
31
88°
63°
1
88°
65°
2
89°
60°
3
85°
59°
4
84°
60°
5
84°
60°
6
88°
64°
7
88°
64°
8
87°
61°
9
87°
64°
10
88°
63°
11
87°
62°
12
87°
64°
13
86°
62°
14
86°
61°
15
83°
58°
16
82°
60°
17
85°
57°
18
81°
55°
19
84°
57°
20
83°
61°
21
84°
59°
22
81°
58°
23
84°
56°
24
82°
59°
25
82°
55°
26
81°
58°
27
80°
56°
28
82°
56°
29
83°
56°
30
Hist. Avg.
79°
52°
1
Hist. Avg.
79°
52°
2
Hist. Avg.
78°
51°
3
Hist. Avg.
78°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Shelby
Shelby's September 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 55° and 65°. The average high for September is 85° with an average low of 60°. 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 Shelby. See also: October | November | December.