S
M
T
W
T
F
S
30
81°
66°
31
77°
64°
1
77°
57°
2
79°
55°
3
81°
57°
4
90°
68°
5
81°
63°
6
81°
54°
7
90°
66°
8
90°
63°
9
77°
59°
10
72°
50°
11
72°
52°
12
74°
55°
13
69°
57°
14
72°
56°
15
78°
53°
16
66°
48°
17
66°
50°
18
59°
49°
19
62°
51°
20
65°
51°
21
63°
50°
22
64°
51°
23
63°
50°
24
68°
52°
25
69°
51°
26
62°
47°
27
59°
52°
28
63°
46°
29
65°
43°
30
57°
44°
1
56°
43°
2
57°
42°
3
58°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wilhelmsfeld
Wilhelmsfeld's September 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 42° and 57°. The average high for September is 65° 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 Wilhelmsfeld. See also: October | November | December.