S
M
T
W
T
F
S
30
75°
64°
31
70°
60°
1
72°
58°
2
74°
55°
3
73°
58°
4
80°
64°
5
68°
45°
6
72°
52°
7
81°
59°
8
73°
54°
9
67°
47°
10
67°
48°
11
65°
53°
12
65°
50°
13
64°
49°
14
65°
50°
15
66°
52°
16
68°
52°
17
67°
49°
18
65°
46°
19
65°
52°
20
66°
51°
21
65°
52°
22
66°
53°
23
67°
52°
24
68°
52°
25
68°
48°
26
66°
45°
27
62°
44°
28
61°
43°
29
62°
43°
30
62°
50°
1
61°
46°
2
59°
44°
3
63°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Allendorf
Allendorf's September 2026 forecast shows daily high temperatures ranging from 59° to 81°, with overnight lows between 43° and 59°. The average high for September is 66° with an average low of 49°. 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 Allendorf. See also: October | November | December.
