S
M
T
W
T
F
S
30
86°
67°
31
89°
65°
1
85°
60°
2
87°
64°
3
87°
71°
4
86°
66°
5
86°
65°
6
76°
66°
7
81°
66°
8
82°
66°
9
78°
57°
10
80°
52°
11
84°
62°
12
72°
52°
13
69°
47°
14
59°
45°
15
71°
49°
16
74°
46°
17
72°
55°
18
60°
57°
19
60°
55°
20
63°
53°
21
60°
49°
22
66°
43°
23
68°
44°
24
66°
53°
25
69°
56°
26
60°
56°
27
68°
54°
28
72°
52°
29
65°
60°
30
73°
60°
1
65°
46°
2
61°
39°
3
70°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Shorewood
Shorewood's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Shorewood. See also: October | November | December.