S
M
T
W
T
F
S
26
82°
57°
27
86°
63°
28
64°
54°
29
66°
48°
30
68°
43°
1
69°
45°
2
68°
44°
3
82°
58°
4
82°
63°
5
68°
47°
6
64°
44°
7
68°
48°
8
77°
55°
9
76°
54°
10
77°
60°
11
78°
58°
12
76°
57°
13
77°
57°
14
76°
55°
15
79°
60°
16
76°
61°
17
81°
61°
18
79°
60°
19
82°
62°
20
82°
62°
21
80°
61°
22
75°
58°
23
75°
58°
24
79°
62°
25
77°
60°
26
76°
54°
27
74°
57°
28
77°
58°
29
77°
62°
30
83°
64°
31
84°
64°
1
85°
65°
2
84°
65°
3
85°
64°
4
79°
62°
5
78°
58°
6
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Grove
Grove's May 2026 forecast shows daily high temperatures ranging from 64° to 85°, with overnight lows between 44° and 65°. The average high for May is 77° with an average low of 58°. 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 Grove. See also: June | July | August.