S
M
T
W
T
F
S
30
79°
58°
31
79°
51°
1
78°
55°
2
83°
58°
3
85°
49°
4
79°
49°
5
80°
52°
6
81°
54°
7
83°
51°
8
74°
42°
9
72°
43°
10
69°
41°
11
69°
42°
12
70°
43°
13
71°
42°
14
73°
38°
15
67°
37°
16
66°
38°
17
66°
39°
18
65°
38°
19
65°
39°
20
66°
39°
21
70°
46°
22
74°
46°
23
75°
45°
24
72°
48°
25
73°
40°
26
70°
41°
27
65°
44°
28
68°
40°
29
62°
37°
30
62°
43°
1
64°
34°
2
60°
43°
3
61°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Flasher
Flasher's September 2026 forecast shows daily high temperatures ranging from 60° to 85°, with overnight lows between 34° and 58°. The average high for September is 71° with an average low of 44°. 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 Flasher. See also: October | November | December.