S
M
T
W
T
F
S
26
82°
53°
27
79°
52°
28
82°
56°
29
76°
57°
30
80°
57°
1
80°
58°
2
83°
58°
3
84°
57°
4
84°
58°
5
83°
50°
6
76°
50°
7
77°
51°
8
78°
52°
9
81°
57°
10
84°
56°
11
81°
56°
12
83°
59°
13
85°
61°
14
84°
61°
15
82°
60°
16
84°
61°
17
86°
61°
18
87°
62°
19
85°
63°
20
85°
63°
21
80°
62°
22
81°
62°
23
82°
60°
24
83°
62°
25
89°
64°
26
86°
64°
27
88°
60°
28
87°
64°
29
90°
66°
30
88°
64°
31
88°
62°
1
90°
62°
2
92°
61°
3
90°
61°
4
85°
60°
5
86°
61°
6
90°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Seaboard
Seaboard's May 2026 forecast shows daily high temperatures ranging from 76° to 92°, with overnight lows between 50° and 66°. The average high for May is 84° with an average low of 59°. 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 Seaboard. See also: June | July | August.