S
M
T
W
T
F
S
26
84°
66°
27
83°
62°
28
82°
61°
29
83°
66°
30
84°
62°
31
84°
64°
1
86°
67°
2
86°
62°
3
83°
61°
4
81°
59°
5
82°
61°
6
82°
62°
7
84°
60°
8
82°
60°
9
84°
64°
10
86°
65°
11
87°
66°
12
85°
66°
13
86°
65°
14
87°
66°
15
89°
60°
16
87°
59°
17
82°
59°
18
82°
64°
19
86°
58°
20
81°
57°
21
80°
58°
22
81°
60°
23
86°
62°
24
88°
63°
25
87°
62°
26
87°
57°
27
81°
56°
28
80°
57°
29
80°
62°
30
83°
62°
31
83°
61°
1
86°
62°
2
85°
60°
3
82°
61°
4
83°
61°
5
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Brownstown
Brownstown's August 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 56° and 67°. The average high for August is 84° 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 August weather will actually feel in Brownstown. See also: September | October | November.