S
M
T
W
T
F
S
30
87°
69°
31
87°
69°
1
89°
74°
2
90°
71°
3
79°
70°
4
81°
69°
5
78°
69°
6
80°
66°
7
76°
64°
8
72°
65°
9
76°
61°
10
75°
61°
11
74°
58°
12
72°
58°
13
74°
60°
14
75°
57°
15
77°
62°
16
78°
63°
17
76°
62°
18
75°
62°
19
77°
63°
20
78°
62°
21
78°
62°
22
77°
61°
23
77°
61°
24
76°
60°
25
77°
61°
26
77°
60°
27
76°
59°
28
76°
59°
29
75°
58°
30
74°
58°
1
73°
57°
2
74°
58°
3
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cudahy
Cudahy's September 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 57° and 74°. The average high for September is 77° with an average low of 62°. 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 Cudahy. See also: October | November | December.