S
M
T
W
T
F
S
30
64°
57°
31
66°
57°
1
72°
50°
2
70°
48°
3
73°
61°
4
70°
59°
5
66°
52°
6
71°
54°
7
82°
62°
8
67°
53°
9
65°
51°
10
66°
51°
11
66°
53°
12
67°
52°
13
66°
49°
14
65°
50°
15
67°
54°
16
66°
52°
17
64°
51°
18
66°
52°
19
66°
52°
20
64°
51°
21
64°
52°
22
65°
53°
23
66°
53°
24
67°
52°
25
66°
51°
26
62°
49°
27
61°
46°
28
59°
44°
29
60°
45°
30
58°
50°
1
61°
49°
2
61°
46°
3
62°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cloppenburg
Cloppenburg's September 2026 forecast shows daily high temperatures ranging from 58° to 82°, with overnight lows between 44° and 62°. 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 Cloppenburg. See also: October | November | December.