S
M
T
W
T
F
S
26
62°
47°
27
62°
48°
28
63°
47°
29
65°
48°
30
61°
49°
1
62°
49°
2
63°
48°
3
62°
45°
4
61°
44°
5
61°
44°
6
63°
45°
7
64°
48°
8
67°
51°
9
66°
50°
10
66°
48°
11
65°
46°
12
62°
47°
13
62°
46°
14
63°
47°
15
64°
47°
16
65°
48°
17
66°
49°
18
67°
49°
19
68°
48°
20
67°
49°
21
69°
51°
22
68°
52°
23
69°
58°
24
72°
59°
25
77°
58°
26
77°
57°
27
72°
60°
28
79°
61°
29
80°
55°
30
79°
53°
31
71°
54°
1
70°
53°
2
73°
54°
3
74°
59°
4
80°
61°
5
79°
61°
6
74°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in North Merrick
North Merrick's May 2026 forecast shows daily high temperatures ranging from 61° to 80°, with overnight lows between 44° and 61°. The average high for May is 68° with an average low of 51°. 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 North Merrick. See also: June | July | August.