S
M
T
W
T
F
S
31
65°
55°
1
67°
55°
2
65°
56°
3
63°
54°
4
62°
49°
5
63°
49°
6
64°
54°
7
63°
52°
8
63°
48°
9
63°
51°
10
64°
51°
11
67°
50°
12
69°
53°
13
66°
53°
14
66°
52°
15
67°
53°
16
64°
52°
17
70°
53°
18
71°
52°
19
65°
52°
20
65°
51°
21
69°
52°
22
69°
52°
23
70°
51°
24
70°
53°
25
69°
53°
26
71°
54°
27
71°
53°
28
70°
53°
29
72°
54°
30
72°
54°
1
70°
53°
2
71°
54°
3
71°
54°
4
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Sealand
Sealand's June 2026 forecast shows daily high temperatures ranging from 62° to 72°, with overnight lows between 48° and 54°. The average high for June is 68° with an average low of 52°. 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 Sealand. See also: July | August | September.