S
M
T
W
T
F
S
30
70°
61°
31
66°
57°
1
68°
54°
2
68°
55°
3
72°
57°
4
79°
61°
5
68°
54°
6
75°
56°
7
87°
60°
8
82°
57°
9
69°
49°
10
68°
48°
11
70°
52°
12
71°
54°
13
71°
54°
14
74°
57°
15
76°
58°
16
67°
53°
17
65°
52°
18
66°
50°
19
65°
50°
20
68°
51°
21
68°
54°
22
69°
54°
23
70°
53°
24
70°
53°
25
71°
51°
26
68°
47°
27
65°
45°
28
66°
44°
29
65°
44°
30
65°
52°
1
64°
48°
2
61°
46°
3
65°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Oberwesel
Oberwesel's September 2026 forecast shows daily high temperatures ranging from 61° to 87°, with overnight lows between 44° and 60°. The average high for September is 69° 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 Oberwesel. See also: October | November | December.