S
M
T
W
T
F
S
30
79°
63°
31
75°
61°
1
75°
55°
2
77°
52°
3
79°
55°
4
88°
63°
5
77°
57°
6
77°
50°
7
86°
55°
8
86°
59°
9
63°
43°
10
67°
41°
11
66°
45°
12
69°
44°
13
71°
48°
14
72°
48°
15
74°
51°
16
70°
51°
17
67°
50°
18
67°
48°
19
69°
49°
20
68°
50°
21
66°
53°
22
66°
52°
23
67°
52°
24
68°
51°
25
68°
52°
26
67°
47°
27
62°
45°
28
62°
44°
29
63°
44°
30
64°
51°
1
61°
46°
2
58°
45°
3
62°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rudersberg
Rudersberg's September 2026 forecast shows daily high temperatures ranging from 58° to 86°, with overnight lows between 41° and 59°. The average high for September is 67° with an average low of 48°. 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 Rudersberg. See also: October | November | December.