S
M
T
W
T
F
S
26
60°
49°
27
69°
41°
28
64°
48°
29
65°
54°
30
69°
48°
1
68°
39°
2
62°
37°
3
64°
36°
4
76°
46°
5
81°
48°
6
70°
60°
7
63°
43°
8
70°
37°
9
77°
43°
10
83°
44°
11
64°
40°
12
73°
38°
13
76°
48°
14
62°
41°
15
73°
37°
16
84°
47°
17
91°
55°
18
93°
60°
19
94°
62°
20
93°
59°
21
84°
56°
22
57°
53°
23
55°
50°
24
72°
54°
25
80°
65°
26
81°
68°
27
84°
66°
28
85°
57°
29
79°
52°
30
81°
48°
31
75°
58°
1
83°
54°
2
77°
48°
3
79°
51°
4
85°
58°
5
86°
65°
6
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brookville
Brookville's May 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 48° and 65°. The average high for May is 81° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Brookville. See also: June | July | August.