S
M
T
W
T
F
S
26
83°
61°
27
82°
64°
28
84°
61°
29
78°
60°
30
77°
59°
31
81°
64°
1
83°
64°
2
85°
65°
3
84°
65°
4
85°
62°
5
78°
62°
6
78°
64°
7
85°
63°
8
78°
64°
9
84°
62°
10
77°
60°
11
80°
62°
12
82°
63°
13
84°
61°
14
78°
57°
15
76°
56°
16
78°
61°
17
77°
62°
18
80°
63°
19
82°
60°
20
83°
62°
21
83°
58°
22
75°
55°
23
80°
61°
24
77°
60°
25
84°
61°
26
83°
59°
27
80°
52°
28
74°
51°
29
72°
50°
30
74°
53°
31
77°
58°
1
74°
60°
2
80°
53°
3
74°
49°
4
72°
50°
5
70°
49°
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 70° to 85°, with overnight lows between 49° and 65°. The average high for August is 79° with an average low of 59°. 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.