S
M
T
W
T
F
S
26
55°
44°
27
59°
46°
28
58°
49°
29
59°
48°
30
61°
48°
1
59°
47°
2
61°
46°
3
59°
46°
4
62°
49°
5
61°
51°
6
67°
47°
7
63°
54°
8
62°
49°
9
62°
47°
10
63°
47°
11
62°
48°
12
63°
50°
13
62°
49°
14
62°
51°
15
63°
49°
16
62°
49°
17
63°
50°
18
64°
51°
19
65°
51°
20
64°
52°
21
66°
51°
22
66°
54°
23
67°
59°
24
72°
59°
25
70°
56°
26
68°
54°
27
68°
55°
28
70°
58°
29
68°
60°
30
69°
60°
31
70°
61°
1
71°
62°
2
73°
62°
3
71°
61°
4
75°
61°
5
78°
56°
6
76°
57°
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 55° to 78°, with overnight lows between 44° and 62°. The average high for May is 65° 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.