S
M
T
W
T
F
S
26
86°
62°
27
91°
64°
28
90°
65°
29
90°
61°
30
87°
67°
1
90°
68°
2
87°
65°
3
81°
63°
4
86°
60°
5
88°
60°
6
93°
61°
7
91°
66°
8
92°
66°
9
94°
68°
10
93°
71°
11
94°
71°
12
88°
71°
13
90°
67°
14
89°
64°
15
94°
60°
16
97°
71°
17
95°
68°
18
94°
70°
19
92°
70°
20
93°
69°
21
92°
72°
22
92°
72°
23
91°
71°
24
90°
70°
25
88°
71°
26
89°
70°
27
90°
73°
28
88°
71°
29
89°
71°
30
90°
72°
31
89°
71°
1
88°
73°
2
88°
73°
3
89°
72°
4
89°
73°
5
90°
73°
6
89°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Grand Hampton
Grand Hampton's May 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 69° and 74°. The average high for May is 90° with an average low of 72°. 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 Grand Hampton. See also: June | July | August.