S
M
T
W
T
F
S
26
55°
35°
27
67°
37°
28
65°
47°
29
62°
48°
30
65°
44°
1
59°
44°
2
58°
42°
3
60°
43°
4
67°
49°
5
68°
51°
6
67°
55°
7
69°
49°
8
63°
46°
9
60°
49°
10
66°
49°
11
65°
48°
12
66°
51°
13
66°
49°
14
67°
47°
15
65°
46°
16
63°
47°
17
63°
46°
18
65°
46°
19
70°
54°
20
71°
49°
21
67°
48°
22
68°
47°
23
67°
48°
24
69°
52°
25
76°
57°
26
75°
50°
27
69°
50°
28
69°
51°
29
71°
55°
30
77°
58°
31
79°
58°
1
77°
57°
2
80°
60°
3
81°
61°
4
81°
60°
5
80°
54°
6
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Matawan
Matawan's May 2026 forecast shows daily high temperatures ranging from 58° to 81°, with overnight lows between 42° and 61°. The average high for May is 69° with an average low of 50°. 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 Matawan. See also: June | July | August.