S
M
T
W
T
F
S
30
84°
68°
31
87°
69°
1
88°
73°
2
89°
72°
3
79°
69°
4
88°
68°
5
77°
64°
6
75°
59°
7
78°
59°
8
77°
59°
9
82°
67°
10
78°
59°
11
79°
58°
12
82°
63°
13
67°
48°
14
70°
45°
15
73°
62°
16
70°
58°
17
66°
60°
18
67°
60°
19
66°
61°
20
63°
58°
21
62°
54°
22
61°
46°
23
64°
46°
24
69°
49°
25
69°
47°
26
67°
44°
27
N/A
28
N/A
29
76°
47°
30
65°
59°
1
65°
56°
2
64°
42°
3
67°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Muskego
Muskego'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 Muskego. See also: October | November | December.
