S
M
T
W
T
F
S
26
88°
72°
27
90°
73°
28
90°
74°
29
83°
68°
30
69°
62°
1
62°
50°
2
75°
49°
3
79°
46°
4
81°
50°
5
79°
63°
6
80°
61°
7
74°
56°
8
72°
60°
9
75°
64°
10
86°
66°
11
75°
64°
12
84°
60°
13
88°
56°
14
90°
60°
15
89°
66°
16
88°
66°
17
89°
71°
18
87°
75°
19
88°
65°
20
81°
65°
21
79°
69°
22
88°
69°
23
78°
67°
24
83°
66°
25
89°
66°
26
86°
66°
27
83°
70°
28
84°
69°
29
91°
67°
30
92°
71°
31
92°
71°
1
95°
71°
2
93°
70°
3
88°
69°
4
82°
70°
5
88°
68°
6
89°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Grant
Grant's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Grant. See also: June | July | August.