S
M
T
W
T
F
S
30
73°
59°
31
73°
59°
1
72°
54°
2
70°
52°
3
70°
55°
4
77°
61°
5
68°
54°
6
74°
54°
7
80°
60°
8
73°
55°
9
66°
51°
10
64°
49°
11
66°
53°
12
67°
52°
13
68°
55°
14
70°
54°
15
72°
56°
16
66°
53°
17
65°
50°
18
64°
51°
19
65°
52°
20
64°
51°
21
63°
52°
22
65°
53°
23
67°
53°
24
67°
52°
25
66°
50°
26
63°
46°
27
61°
44°
28
59°
44°
29
60°
45°
30
58°
50°
1
60°
47°
2
60°
45°
3
62°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Höxter
Höxter's September 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 44° and 60°. The average high for September is 66° with an average low of 51°. 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 Höxter. See also: October | November | December.