S
M
T
W
T
F
S
26
67°
26°
27
74°
29°
28
67°
30°
29
66°
30°
30
51°
41°
1
53°
28°
2
49°
28°
3
46°
27°
4
64°
27°
5
80°
32°
6
57°
43°
7
55°
30°
8
N/A
9
58°
43°
10
62°
34°
11
57°
30°
12
52°
30°
13
55°
36°
14
57°
40°
15
60°
43°
16
66°
42°
17
68°
42°
18
67°
43°
19
68°
44°
20
69°
47°
21
70°
39°
22
62°
37°
23
63°
39°
24
67°
44°
25
71°
46°
26
72°
46°
27
70°
39°
28
63°
38°
29
64°
39°
30
67°
44°
31
73°
48°
1
73°
48°
2
70°
43°
3
72°
49°
4
74°
50°
5
75°
51°
6
74°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Groveton
Groveton's May 2026 forecast shows daily high temperatures ranging from 52° to 75°, with overnight lows between 30° and 51°. The average high for May is 66° with an average low of 42°. 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 Groveton. See also: June | July | August.