S
M
T
W
T
F
S
26
80°
59°
27
80°
59°
28
81°
60°
29
75°
61°
30
79°
61°
1
78°
62°
2
83°
62°
3
83°
63°
4
82°
56°
5
79°
53°
6
74°
54°
7
75°
55°
8
77°
57°
9
80°
59°
10
82°
58°
11
78°
60°
12
84°
63°
13
85°
65°
14
85°
64°
15
84°
64°
16
83°
65°
17
84°
65°
18
86°
64°
19
86°
66°
20
83°
66°
21
79°
64°
22
80°
60°
23
81°
61°
24
82°
62°
25
89°
63°
26
83°
63°
27
87°
64°
28
88°
67°
29
89°
68°
30
90°
64°
31
89°
64°
1
90°
66°
2
91°
64°
3
85°
63°
4
85°
63°
5
86°
65°
6
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brandon
Brandon's May 2026 forecast shows daily high temperatures ranging from 74° to 91°, with overnight lows between 53° and 68°. The average high for May is 83° 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 May weather will actually feel in Brandon. See also: June | July | August.