S
M
T
W
T
F
S
26
52°
47°
27
62°
38°
28
60°
35°
29
59°
52°
30
66°
48°
1
59°
44°
2
61°
46°
3
60°
41°
4
66°
52°
5
70°
58°
6
68°
61°
7
67°
48°
8
61°
47°
9
69°
52°
10
74°
48°
11
65°
38°
12
60°
43°
13
67°
57°
14
67°
49°
15
67°
47°
16
72°
46°
17
79°
65°
18
87°
66°
19
83°
67°
20
83°
64°
21
65°
55°
22
60°
56°
23
68°
62°
24
65°
62°
25
70°
61°
26
71°
60°
27
73°
59°
28
69°
60°
29
73°
59°
30
73°
60°
31
75°
67°
1
75°
62°
2
72°
63°
3
71°
63°
4
73°
62°
5
73°
63°
6
72°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Assateague State Park
Assateague State Park's May 2026 forecast shows daily high temperatures ranging from 60° to 87°, with overnight lows between 55° and 67°. The average high for May is 73° with an average low of 62°. 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 Assateague State Park. See also: June | July | August.