S
M
T
W
T
F
S
30
68°
63°
31
72°
59°
1
68°
57°
2
72°
54°
3
72°
61°
4
68°
57°
5
64°
52°
6
69°
55°
7
78°
61°
8
67°
53°
9
65°
51°
10
64°
53°
11
65°
54°
12
64°
52°
13
64°
51°
14
65°
50°
15
63°
51°
16
65°
50°
17
62°
51°
18
64°
49°
19
66°
53°
20
67°
52°
21
66°
51°
22
66°
51°
23
65°
52°
24
66°
51°
25
66°
52°
26
65°
51°
27
64°
51°
28
63°
50°
29
64°
51°
30
62°
47°
1
57°
46°
2
57°
43°
3
56°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Appel
Appel's September 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 43° and 61°. The average high for September is 65° 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 Appel. See also: October | November | December.