S
M
T
W
T
F
S
26
68°
45°
27
76°
55°
28
68°
46°
29
65°
45°
30
61°
44°
1
59°
42°
2
55°
38°
3
61°
42°
4
64°
45°
5
63°
46°
6
63°
44°
7
64°
43°
8
62°
41°
9
63°
42°
10
63°
42°
11
64°
46°
12
68°
54°
13
68°
53°
14
69°
52°
15
65°
47°
16
64°
45°
17
64°
45°
18
65°
48°
19
63°
48°
20
64°
47°
21
66°
46°
22
67°
50°
23
68°
54°
24
72°
56°
25
70°
50°
26
67°
47°
27
68°
54°
28
69°
57°
29
69°
57°
30
70°
58°
31
71°
57°
1
70°
57°
2
70°
58°
3
72°
57°
4
76°
57°
5
81°
53°
6
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wintersville
Wintersville's May 2026 forecast shows daily high temperatures ranging from 55° to 81°, with overnight lows between 38° and 59°. The average high for May is 67° with an average low of 49°. 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 Wintersville. See also: June | July | August.