S
M
T
W
T
F
S
30
75°
57°
31
72°
55°
1
73°
54°
2
73°
50°
3
72°
52°
4
81°
59°
5
N/A
6
74°
53°
7
81°
55°
8
80°
55°
9
67°
46°
10
66°
46°
11
64°
52°
12
64°
49°
13
62°
47°
14
64°
49°
15
66°
49°
16
67°
51°
17
64°
50°
18
64°
49°
19
65°
51°
20
67°
50°
21
65°
52°
22
66°
52°
23
68°
51°
24
68°
51°
25
69°
49°
26
66°
45°
27
62°
43°
28
61°
42°
29
62°
42°
30
62°
50°
1
61°
47°
2
60°
44°
3
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Herbstein
Herbstein's September 2026 forecast shows daily high temperatures ranging from 60° to 81°, with overnight lows between 42° and 55°. 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 Herbstein. See also: October | November | December.