S
M
T
W
T
F
S
30
73°
52°
31
74°
53°
1
73°
56°
2
71°
53°
3
67°
51°
4
67°
53°
5
65°
51°
6
65°
49°
7
66°
49°
8
72°
50°
9
72°
52°
10
71°
51°
11
72°
53°
12
67°
48°
13
68°
51°
14
64°
49°
15
64°
52°
16
65°
53°
17
67°
54°
18
66°
53°
19
68°
47°
20
67°
46°
21
62°
44°
22
62°
44°
23
61°
45°
24
61°
45°
25
62°
48°
26
61°
45°
27
60°
44°
28
61°
50°
29
60°
52°
30
66°
47°
1
66°
44°
2
59°
44°
3
59°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rothenberg
Rothenberg's September 2026 forecast shows daily high temperatures ranging from 59° to 74°, with overnight lows between 43° and 56°. 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 Rothenberg. See also: October | November | December.