S
M
T
W
T
F
S
26
56°
40°
27
65°
41°
28
63°
43°
29
60°
47°
30
60°
47°
1
62°
44°
2
61°
50°
3
59°
44°
4
64°
54°
5
67°
56°
6
59°
55°
7
60°
47°
8
59°
51°
9
59°
51°
10
66°
53°
11
64°
52°
12
65°
51°
13
66°
53°
14
65°
51°
15
68°
54°
16
68°
55°
17
70°
53°
18
73°
58°
19
72°
58°
20
73°
57°
21
70°
57°
22
71°
54°
23
67°
51°
24
65°
53°
25
67°
52°
26
67°
56°
27
68°
53°
28
68°
54°
29
69°
53°
30
68°
53°
31
69°
61°
1
73°
61°
2
72°
57°
3
71°
60°
4
75°
62°
5
74°
61°
6
72°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Seaford
Seaford's May 2026 forecast shows daily high temperatures ranging from 59° to 75°, with overnight lows between 47° and 62°. The average high for May is 68° with an average low of 55°. 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 Seaford. See also: June | July | August.
