S
M
T
W
T
F
S
30
70°
57°
31
75°
57°
1
75°
56°
2
76°
54°
3
72°
55°
4
73°
56°
5
74°
52°
6
73°
53°
7
71°
54°
8
73°
54°
9
70°
53°
10
68°
52°
11
67°
48°
12
67°
49°
13
66°
49°
14
66°
53°
15
67°
54°
16
70°
52°
17
69°
54°
18
70°
50°
19
71°
47°
20
65°
52°
21
66°
50°
22
66°
48°
23
67°
48°
24
64°
50°
25
65°
52°
26
66°
50°
27
68°
47°
28
66°
45°
29
64°
45°
30
64°
46°
1
63°
43°
2
62°
45°
3
64°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Selling
Selling's September 2026 forecast shows daily high temperatures ranging from 62° to 76°, with overnight lows between 43° and 57°. The average high for September is 68° with an average low of 51°. 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 Selling. See also: October | November | December.