S
M
T
W
T
F
S
30
67°
41°
31
66°
52°
1
69°
42°
2
67°
43°
3
69°
43°
4
68°
44°
5
67°
45°
6
67°
50°
7
66°
50°
8
71°
44°
9
73°
42°
10
70°
47°
11
72°
48°
12
71°
48°
13
72°
50°
14
72°
49°
15
71°
50°
16
71°
48°
17
72°
40°
18
69°
37°
19
58°
35°
20
58°
38°
21
Hist. Avg.
62°
41°
22
Hist. Avg.
62°
40°
23
Hist. Avg.
62°
40°
24
Hist. Avg.
61°
40°
25
Hist. Avg.
61°
39°
26
Hist. Avg.
61°
39°
27
Hist. Avg.
60°
39°
28
Hist. Avg.
60°
38°
29
Hist. Avg.
59°
38°
30
Hist. Avg.
59°
38°
1
Hist. Avg.
59°
37°
2
Hist. Avg.
58°
37°
3
Hist. Avg.
58°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Ostenfeld
Ostenfeld's September 2026 forecast shows daily high temperatures ranging from 58° to 73°, with overnight lows between 35° and 52°. The average high for September is 68° with an average low of 45°. 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 Ostenfeld. See also: October | November | December.