S
M
T
W
T
F
S
30
71°
54°
31
76°
56°
1
76°
56°
2
75°
57°
3
76°
51°
4
74°
49°
5
72°
49°
6
69°
52°
7
67°
50°
8
66°
51°
9
67°
50°
10
66°
55°
11
66°
54°
12
72°
54°
13
72°
53°
14
71°
54°
15
Hist. Avg.
67°
48°
16
Hist. Avg.
66°
47°
17
Hist. Avg.
66°
47°
18
Hist. Avg.
65°
47°
19
Hist. Avg.
65°
46°
20
Hist. Avg.
65°
46°
21
Hist. Avg.
64°
46°
22
Hist. Avg.
64°
46°
23
Hist. Avg.
64°
45°
24
Hist. Avg.
63°
45°
25
Hist. Avg.
63°
45°
26
Hist. Avg.
63°
45°
27
Hist. Avg.
62°
44°
28
Hist. Avg.
62°
44°
29
Hist. Avg.
62°
44°
30
Hist. Avg.
61°
44°
1
Hist. Avg.
61°
43°
2
Hist. Avg.
60°
43°
3
Hist. Avg.
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Oberschleißheim
Oberschleißheim's September 2026 forecast shows daily high temperatures ranging from 66° to 76°, with overnight lows between 49° and 57°. The average high for September is 71° with an average low of 53°. 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 Oberschleißheim. See also: October | November | December.