S
M
T
W
T
F
S
31
77°
44°
1
78°
51°
2
74°
50°
3
81°
51°
4
89°
60°
5
88°
66°
6
89°
68°
7
86°
67°
8
84°
66°
9
82°
59°
10
80°
64°
11
83°
65°
12
84°
64°
13
81°
61°
14
82°
62°
15
83°
60°
16
76°
59°
17
76°
59°
18
78°
61°
19
79°
62°
20
81°
64°
21
80°
66°
22
79°
66°
23
78°
67°
24
79°
67°
25
81°
65°
26
80°
65°
27
85°
69°
28
86°
68°
29
81°
66°
30
80°
63°
1
80°
63°
2
81°
67°
3
83°
69°
4
86°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Seaford
Seaford's June 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 50° and 69°. The average high for June is 82° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Seaford. See also: July | August | September.