S
M
T
W
T
F
S
26
91°
70°
27
84°
72°
28
81°
63°
29
81°
56°
30
88°
59°
31
77°
64°
1
70°
64°
2
77°
63°
3
81°
56°
4
84°
64°
5
79°
67°
6
80°
65°
7
85°
67°
8
82°
64°
9
75°
60°
10
84°
69°
11
81°
69°
12
83°
68°
13
78°
66°
14
80°
69°
15
83°
69°
16
86°
68°
17
81°
65°
18
82°
62°
19
76°
59°
20
81°
55°
21
71°
60°
22
78°
60°
23
75°
57°
24
76°
52°
25
80°
54°
26
83°
66°
27
81°
61°
28
83°
58°
29
77°
66°
30
87°
70°
31
89°
70°
1
88°
70°
2
92°
67°
3
84°
63°
4
84°
63°
5
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Muskego
Muskego's August 2026 forecast shows daily high temperatures ranging from 77° to 92°, with overnight lows between 60° and 70°. The average high for August is 85° with an average low of 66°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Muskego. See also: September | October | November.