S
M
T
W
T
F
S
26
79°
57°
27
77°
56°
28
79°
57°
29
75°
54°
30
75°
60°
31
76°
58°
1
78°
59°
2
81°
61°
3
81°
62°
4
80°
60°
5
78°
57°
6
75°
55°
7
81°
60°
8
82°
59°
9
80°
61°
10
81°
59°
11
77°
55°
12
80°
60°
13
81°
60°
14
80°
54°
15
73°
53°
16
73°
52°
17
74°
57°
18
73°
60°
19
75°
60°
20
75°
59°
21
77°
59°
22
77°
58°
23
74°
56°
24
81°
51°
25
78°
58°
26
81°
56°
27
80°
57°
28
79°
58°
29
72°
51°
30
71°
50°
31
72°
55°
1
75°
57°
2
70°
58°
3
79°
58°
4
79°
57°
5
78°
53°
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 70° to 82°, with overnight lows between 50° and 62°. The average high for August is 77° with an average low of 57°. 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.