S
M
T
W
T
F
S
26
59°
38°
27
69°
37°
28
66°
37°
29
66°
48°
30
65°
47°
1
66°
44°
2
63°
47°
3
61°
44°
4
75°
44°
5
85°
55°
6
73°
58°
7
67°
50°
8
69°
45°
9
73°
49°
10
80°
47°
11
61°
46°
12
68°
41°
13
77°
49°
14
68°
51°
15
68°
50°
16
84°
45°
17
89°
63°
18
97°
59°
19
98°
72°
20
97°
69°
21
69°
60°
22
66°
53°
23
55°
51°
24
61°
58°
25
71°
61°
26
77°
63°
27
80°
64°
28
81°
56°
29
79°
53°
30
78°
51°
31
77°
54°
1
78°
54°
2
77°
57°
3
79°
57°
4
76°
55°
5
78°
56°
6
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Groveville
Groveville's May 2026 forecast shows daily high temperatures ranging from 55° to 81°, with overnight lows between 51° and 64°. The average high for May is 75° with an average low of 56°. 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 Groveville. See also: June | July | August.