S
M
T
W
T
F
S
26
58°
48°
27
58°
46°
28
59°
49°
29
62°
46°
30
64°
44°
1
60°
44°
2
60°
43°
3
59°
44°
4
58°
47°
5
60°
46°
6
59°
46°
7
61°
47°
8
63°
53°
9
63°
47°
10
61°
46°
11
61°
47°
12
62°
48°
13
67°
56°
14
72°
53°
15
63°
53°
16
66°
56°
17
70°
53°
18
67°
51°
19
65°
50°
20
68°
58°
21
73°
57°
22
69°
54°
23
67°
52°
24
68°
52°
25
71°
56°
26
76°
60°
27
76°
57°
28
78°
54°
29
72°
53°
30
71°
58°
31
70°
57°
1
71°
57°
2
73°
55°
3
73°
53°
4
71°
56°
5
72°
58°
6
77°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wantagh
Wantagh's May 2026 forecast shows daily high temperatures ranging from 58° to 78°, with overnight lows between 43° and 63°. The average high for May is 67° with an average low of 52°. 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 Wantagh. See also: June | July | August.