S
M
T
W
T
F
S
26
81°
65°
27
85°
66°
28
83°
68°
29
80°
64°
30
84°
59°
31
86°
64°
1
79°
68°
2
76°
65°
3
80°
61°
4
82°
58°
5
84°
63°
6
86°
67°
7
84°
70°
8
86°
70°
9
87°
68°
10
89°
73°
11
78°
67°
12
70°
63°
13
84°
64°
14
81°
68°
15
83°
70°
16
86°
73°
17
82°
69°
18
80°
62°
19
78°
67°
20
81°
65°
21
83°
64°
22
82°
65°
23
78°
60°
24
76°
52°
25
78°
57°
26
82°
61°
27
80°
59°
28
80°
59°
29
82°
63°
30
84°
66°
31
78°
60°
1
81°
60°
2
77°
56°
3
79°
58°
4
81°
58°
5
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Brookville
Brookville's August 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 52° and 66°. The average high for August is 80° 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 Brookville. See also: September | October | November.