S
M
T
W
T
F
S
26
58°
38°
27
70°
35°
28
64°
36°
29
65°
48°
30
65°
48°
1
65°
42°
2
61°
42°
3
60°
44°
4
72°
57°
5
84°
60°
6
74°
58°
7
66°
45°
8
64°
45°
9
63°
47°
10
68°
51°
11
69°
49°
12
67°
50°
13
66°
49°
14
69°
52°
15
72°
53°
16
78°
56°
17
79°
55°
18
79°
56°
19
78°
56°
20
76°
57°
21
78°
56°
22
75°
50°
23
72°
49°
24
70°
50°
25
71°
50°
26
72°
52°
27
72°
50°
28
73°
52°
29
72°
51°
30
72°
52°
31
73°
60°
1
79°
59°
2
75°
54°
3
75°
59°
4
80°
60°
5
78°
57°
6
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marlton
Marlton's May 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 42° and 60°. The average high for May is 73° with an average low of 53°. 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 Marlton. See also: June | July | August.