S
M
T
W
T
F
S
26
81°
61°
27
63°
54°
28
73°
54°
29
75°
67°
30
72°
62°
1
69°
60°
2
65°
55°
3
69°
60°
4
75°
57°
5
79°
63°
6
80°
64°
7
82°
65°
8
77°
60°
9
74°
58°
10
79°
61°
11
80°
64°
12
81°
66°
13
81°
68°
14
82°
67°
15
82°
68°
16
81°
68°
17
82°
69°
18
80°
69°
19
79°
68°
20
83°
70°
21
84°
70°
22
83°
69°
23
83°
71°
24
84°
71°
25
83°
70°
26
82°
71°
27
83°
71°
28
82°
72°
29
80°
72°
30
81°
71°
31
82°
72°
1
84°
72°
2
83°
71°
3
84°
73°
4
85°
72°
5
81°
69°
6
79°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wadmalaw Island
Wadmalaw Island's May 2026 forecast shows daily high temperatures ranging from 65° to 85°, with overnight lows between 55° and 73°. The average high for May is 80° with an average low of 67°. 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 Wadmalaw Island. See also: June | July | August.