S
M
T
W
T
F
S
31
65°
57°
1
63°
54°
2
63°
52°
3
63°
51°
4
59°
45°
5
60°
48°
6
61°
50°
7
66°
52°
8
65°
52°
9
64°
53°
10
64°
52°
11
66°
53°
12
67°
54°
13
69°
55°
14
64°
49°
15
63°
48°
16
64°
54°
17
64°
51°
18
65°
49°
19
64°
50°
20
64°
52°
21
65°
54°
22
65°
55°
23
66°
55°
24
67°
54°
25
65°
52°
26
64°
51°
27
65°
50°
28
64°
51°
29
65°
56°
30
66°
55°
1
66°
51°
2
67°
56°
3
67°
55°
4
66°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Porth
Porth's June 2026 forecast shows daily high temperatures ranging from 59° to 69°, with overnight lows between 45° and 56°. The average high for June is 65° 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 Porth. See also: July | August | September.