S
M
T
W
T
F
S
31
65°
57°
1
63°
55°
2
63°
52°
3
60°
52°
4
58°
44°
5
58°
48°
6
60°
53°
7
61°
54°
8
62°
52°
9
64°
51°
10
66°
52°
11
63°
52°
12
65°
53°
13
67°
54°
14
63°
47°
15
62°
48°
16
63°
53°
17
63°
50°
18
64°
49°
19
63°
50°
20
63°
53°
21
64°
54°
22
64°
54°
23
65°
53°
24
64°
53°
25
64°
51°
26
63°
52°
27
64°
50°
28
63°
51°
29
64°
54°
30
65°
53°
1
65°
51°
2
66°
55°
3
65°
55°
4
66°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Glyn-Neath
Glyn-Neath's June 2026 forecast shows daily high temperatures ranging from 58° to 67°, with overnight lows between 44° 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 Glyn-Neath. See also: July | August | September.