S
M
T
W
T
F
S
26
61°
43°
27
74°
39°
28
73°
51°
29
62°
49°
30
52°
40°
1
53°
36°
2
46°
34°
3
59°
34°
4
72°
49°
5
73°
57°
6
57°
47°
7
61°
37°
8
62°
40°
9
68°
49°
10
64°
48°
11
63°
39°
12
69°
40°
13
68°
48°
14
57°
42°
15
68°
39°
16
72°
51°
17
82°
60°
18
87°
66°
19
87°
65°
20
75°
50°
21
64°
47°
22
64°
52°
23
73°
53°
24
74°
57°
25
76°
61°
26
85°
65°
27
72°
58°
28
77°
50°
29
78°
53°
30
76°
47°
31
73°
47°
1
75°
49°
2
77°
50°
3
73°
55°
4
76°
54°
5
83°
60°
6
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in South Wheeling
South Wheeling's May 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 47° and 65°. The average high for May is 77° with an average low of 54°. 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 South Wheeling. See also: June | July | August.