S
M
T
W
T
F
S
26
49°
39°
27
44°
40°
28
51°
33°
29
53°
29°
30
49°
29°
1
54°
29°
2
69°
32°
3
70°
44°
4
60°
37°
5
45°
30°
6
42°
29°
7
60°
26°
8
70°
36°
9
57°
41°
10
56°
37°
11
68°
34°
12
67°
49°
13
74°
37°
14
79°
52°
15
79°
48°
16
73°
47°
17
61°
47°
18
55°
40°
19
48°
36°
20
59°
43°
21
63°
45°
22
72°
54°
23
71°
53°
24
74°
54°
25
69°
52°
26
72°
56°
27
73°
56°
28
71°
50°
29
64°
52°
30
66°
49°
31
66°
47°
1
67°
47°
2
67°
56°
3
71°
58°
4
76°
60°
5
78°
58°
6
78°
58°
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 48° to 79°, with overnight lows between 36° and 60°. The average high for May is 68° with an average low of 51°. 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.