S
M
T
W
T
F
S
30
73°
54°
31
69°
50°
1
68°
48°
2
67°
47°
3
68°
50°
4
69°
47°
5
66°
47°
6
66°
45°
7
65°
47°
8
65°
51°
9
66°
48°
10
65°
48°
11
66°
49°
12
68°
49°
13
66°
50°
14
67°
47°
15
63°
52°
16
67°
46°
17
62°
48°
18
66°
51°
19
69°
51°
20
67°
50°
21
67°
51°
22
69°
51°
23
70°
50°
24
69°
46°
25
64°
49°
26
66°
50°
27
67°
42°
28
58°
45°
29
57°
48°
30
61°
47°
1
64°
48°
2
66°
48°
3
60°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Obersteina
Obersteina's September 2026 forecast shows daily high temperatures ranging from 57° to 73°, with overnight lows between 38° and 54°. The average high for September is 66° 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 Obersteina. See also: October | November | December.