S
M
T
W
T
F
S
30
81°
55°
31
77°
61°
1
73°
54°
2
77°
48°
3
77°
57°
4
86°
63°
5
73°
57°
6
75°
46°
7
81°
46°
8
90°
52°
9
64°
46°
10
66°
51°
11
65°
46°
12
71°
46°
13
72°
54°
14
70°
49°
15
73°
52°
16
71°
51°
17
66°
48°
18
68°
47°
19
71°
48°
20
71°
49°
21
72°
51°
22
64°
46°
23
67°
45°
24
68°
50°
25
66°
49°
26
60°
43°
27
58°
44°
28
64°
46°
29
65°
41°
30
55°
41°
1
55°
40°
2
56°
39°
3
56°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Petershausen
Petershausen's September 2026 forecast shows daily high temperatures ranging from 55° to 73°, with overnight lows between 39° and 54°. The average high for September is 65° with an average low of 46°. 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 Petershausen. See also: October | November | December.