S
M
T
W
T
F
S
26
91°
71°
27
84°
70°
28
81°
58°
29
82°
55°
30
86°
54°
31
77°
60°
1
69°
64°
2
78°
59°
3
81°
56°
4
81°
64°
5
75°
59°
6
80°
56°
7
82°
62°
8
82°
65°
9
81°
66°
10
82°
62°
11
80°
63°
12
78°
60°
13
81°
59°
14
78°
60°
15
80°
59°
16
75°
62°
17
84°
63°
18
83°
64°
19
85°
63°
20
81°
62°
21
82°
62°
22
83°
63°
23
83°
62°
24
81°
62°
25
79°
61°
26
81°
61°
27
78°
58°
28
76°
60°
29
80°
59°
30
81°
60°
31
81°
60°
1
80°
59°
2
76°
59°
3
79°
58°
4
79°
59°
5
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in East Troy
East Troy's August 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 56° and 66°. The average high for August is 80° with an average low of 61°. 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 East Troy. See also: September | October | November.