S
M
T
W
T
F
S
30
81°
56°
31
79°
55°
1
77°
62°
2
77°
55°
3
78°
53°
4
75°
62°
5
77°
64°
6
83°
56°
7
82°
54°
8
74°
54°
9
73°
57°
10
75°
58°
11
74°
57°
12
71°
59°
13
80°
59°
14
72°
50°
15
71°
48°
16
Hist. Avg.
71°
50°
17
Hist. Avg.
70°
50°
18
Hist. Avg.
70°
49°
19
Hist. Avg.
69°
49°
20
Hist. Avg.
69°
48°
21
Hist. Avg.
68°
48°
22
Hist. Avg.
68°
47°
23
Hist. Avg.
67°
47°
24
Hist. Avg.
67°
46°
25
Hist. Avg.
66°
46°
26
Hist. Avg.
66°
45°
27
Hist. Avg.
66°
45°
28
Hist. Avg.
65°
44°
29
Hist. Avg.
65°
44°
30
Hist. Avg.
64°
44°
1
Hist. Avg.
64°
43°
2
Hist. Avg.
63°
43°
3
Hist. Avg.
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Afton
Afton's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 48° and 64°. The average high for September is 76° with an average low of 56°. 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 Afton. See also: October | November | December.