S
M
T
W
T
F
S
30
73°
57°
31
70°
54°
1
70°
56°
2
69°
61°
3
72°
61°
4
67°
51°
5
67°
54°
6
72°
54°
7
67°
52°
8
67°
54°
9
67°
53°
10
64°
51°
11
65°
51°
12
65°
50°
13
66°
52°
14
64°
49°
15
65°
52°
16
62°
48°
17
62°
52°
18
65°
52°
19
65°
51°
20
60°
49°
21
63°
52°
22
64°
52°
23
65°
48°
24
61°
46°
25
63°
46°
26
62°
49°
27
63°
48°
28
63°
50°
29
62°
51°
30
63°
51°
1
64°
50°
2
63°
50°
3
63°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Belper
Belper's September 2026 forecast shows daily high temperatures ranging from 60° to 72°, with overnight lows between 46° and 61°. The average high for September is 65° 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 Belper. See also: October | November | December.