S
M
T
W
T
F
S
26
58°
47°
27
59°
48°
28
61°
49°
29
59°
49°
30
58°
48°
1
62°
47°
2
60°
48°
3
59°
44°
4
61°
52°
5
65°
51°
6
61°
50°
7
61°
49°
8
65°
47°
9
62°
48°
10
62°
55°
11
67°
50°
12
62°
48°
13
63°
55°
14
71°
56°
15
65°
53°
16
65°
53°
17
66°
55°
18
70°
58°
19
74°
54°
20
73°
50°
21
64°
50°
22
66°
54°
23
67°
53°
24
71°
59°
25
75°
61°
26
76°
58°
27
68°
57°
28
69°
60°
29
69°
59°
30
70°
57°
31
69°
60°
1
76°
61°
2
76°
61°
3
77°
61°
4
78°
62°
5
79°
61°
6
80°
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 58° to 80°, with overnight lows between 44° and 62°. The average high for May is 67° 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 Wantagh. See also: June | July | August.