S
M
T
W
T
F
S
30
73°
57°
31
74°
57°
1
74°
56°
2
73°
57°
3
73°
56°
4
72°
54°
5
67°
53°
6
71°
50°
7
69°
49°
8
69°
53°
9
68°
50°
10
65°
49°
11
65°
51°
12
64°
48°
13
64°
52°
14
65°
50°
15
63°
52°
16
65°
47°
17
65°
47°
18
62°
45°
19
62°
48°
20
63°
45°
21
62°
45°
22
63°
46°
23
63°
48°
24
62°
47°
25
61°
46°
26
61°
52°
27
61°
51°
28
Hist. Avg.
61°
46°
29
Hist. Avg.
60°
46°
30
Hist. Avg.
60°
45°
1
Hist. Avg.
60°
45°
2
Hist. Avg.
59°
45°
3
Hist. Avg.
59°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Detmold
Detmold's September 2026 forecast shows daily high temperatures ranging from 61° to 74°, with overnight lows between 45° and 57°. The average high for September is 66° with an average low of 50°. 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 Detmold. See also: October | November | December.