S
M
T
W
T
F
S
30
60°
44°
31
60°
44°
1
62°
49°
2
64°
53°
3
61°
55°
4
69°
55°
5
72°
52°
6
69°
44°
7
61°
43°
8
60°
43°
9
64°
42°
10
62°
46°
11
62°
45°
12
58°
43°
13
64°
50°
14
67°
50°
15
67°
49°
16
58°
48°
17
57°
49°
18
59°
48°
19
62°
41°
20
57°
45°
21
63°
39°
22
59°
37°
23
55°
37°
24
55°
38°
25
56°
42°
26
54°
37°
27
54°
37°
28
55°
40°
29
51°
35°
30
52°
36°
1
52°
39°
2
58°
34°
3
51°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fayston
Fayston's September 2026 forecast shows daily high temperatures ranging from 51° to 72°, with overnight lows between 34° and 55°. The average high for September is 60° 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 Fayston. See also: October | November | December.