S
M
T
W
T
F
S
26
53°
45°
27
64°
49°
28
60°
48°
29
54°
48°
30
58°
46°
1
61°
45°
2
57°
44°
3
58°
45°
4
61°
49°
5
62°
52°
6
62°
51°
7
61°
50°
8
62°
49°
9
61°
51°
10
62°
50°
11
63°
48°
12
63°
52°
13
64°
52°
14
64°
49°
15
63°
49°
16
63°
50°
17
61°
49°
18
63°
49°
19
68°
56°
20
68°
52°
21
65°
50°
22
66°
51°
23
65°
50°
24
66°
53°
25
69°
59°
26
74°
55°
27
67°
53°
28
67°
53°
29
70°
59°
30
76°
61°
31
77°
58°
1
74°
60°
2
77°
63°
3
79°
64°
4
79°
62°
5
78°
57°
6
71°
56°
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 53° to 79°, with overnight lows between 44° and 64°. The average high for May is 66° 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.