S
M
T
W
T
F
S
31
61°
55°
1
59°
55°
2
63°
55°
3
61°
55°
4
61°
54°
5
59°
52°
6
64°
53°
7
59°
50°
8
59°
48°
9
57°
46°
10
57°
50°
11
59°
52°
12
60°
51°
13
62°
51°
14
63°
54°
15
66°
52°
16
65°
50°
17
66°
51°
18
67°
53°
19
63°
54°
20
63°
53°
21
62°
52°
22
62°
52°
23
63°
54°
24
63°
54°
25
64°
53°
26
63°
50°
27
63°
50°
28
64°
51°
29
63°
55°
30
64°
55°
1
64°
54°
2
65°
54°
3
64°
52°
4
65°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Portmeirion
Portmeirion's June 2026 forecast shows daily high temperatures ranging from 57° to 67°, with overnight lows between 46° and 55°. The average high for June is 63° 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 Portmeirion. See also: July | August | September.
