S
M
T
W
T
F
S
26
65°
48°
27
79°
41°
28
77°
54°
29
69°
49°
30
58°
38°
1
58°
33°
2
56°
30°
3
63°
28°
4
74°
48°
5
74°
59°
6
64°
49°
7
62°
37°
8
72°
35°
9
72°
52°
10
71°
52°
11
69°
47°
12
73°
39°
13
74°
48°
14
62°
41°
15
71°
34°
16
73°
46°
17
86°
61°
18
89°
57°
19
89°
64°
20
74°
50°
21
70°
59°
22
70°
64°
23
78°
65°
24
75°
60°
25
76°
61°
26
75°
65°
27
77°
61°
28
79°
63°
29
78°
59°
30
79°
61°
31
82°
62°
1
76°
54°
2
77°
59°
3
76°
58°
4
71°
54°
5
71°
53°
6
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wellston
Wellston's May 2026 forecast shows daily high temperatures ranging from 70° to 89°, with overnight lows between 50° and 65°. The average high for May is 76° with an average low of 60°. 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 Wellston. See also: June | July | August.