S
M
T
W
T
F
S
26
72°
59°
27
71°
59°
28
73°
58°
29
74°
59°
30
73°
59°
1
74°
59°
2
75°
61°
3
77°
59°
4
76°
59°
5
N/A
6
80°
60°
7
79°
49°
8
73°
44°
9
76°
49°
10
77°
53°
11
76°
59°
12
74°
57°
13
74°
57°
14
73°
58°
15
76°
60°
16
76°
59°
17
75°
58°
18
72°
57°
19
72°
59°
20
73°
60°
21
75°
60°
22
74°
59°
23
71°
57°
24
71°
59°
25
72°
59°
26
70°
58°
27
71°
60°
28
71°
59°
29
75°
58°
30
75°
57°
31
73°
58°
1
70°
58°
2
71°
57°
3
71°
57°
4
72°
56°
5
72°
58°
6
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Brookfield
Brookfield's May 2026 forecast shows daily high temperatures ranging from 70° to 80°, with overnight lows between 44° and 60°. The average high for May is 74° 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 May weather will actually feel in Brookfield. See also: June | July | August.