S
M
T
W
T
F
S
30
72°
53°
31
73°
54°
1
72°
53°
2
71°
52°
3
72°
52°
4
73°
53°
5
74°
55°
6
73°
56°
7
71°
54°
8
72°
52°
9
71°
50°
10
70°
49°
11
72°
49°
12
72°
51°
13
73°
51°
14
69°
53°
15
75°
57°
16
77°
57°
17
76°
56°
18
76°
47°
19
74°
46°
20
68°
47°
21
66°
52°
22
68°
54°
23
73°
53°
24
71°
54°
25
72°
44°
26
71°
42°
27
63°
43°
28
62°
44°
29
63°
44°
30
62°
42°
1
Hist. Avg.
63°
46°
2
Hist. Avg.
63°
46°
3
Hist. Avg.
62°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Bend
West Bend's September 2026 forecast shows daily high temperatures ranging from 62° to 77°, with overnight lows between 42° and 57°. The average high for September is 71° 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 West Bend. See also: October | November | December.