S
M
T
W
T
F
S
26
55°
48°
27
59°
45°
28
57°
46°
29
64°
45°
30
N/A
1
58°
49°
2
58°
48°
3
53°
45°
4
55°
42°
5
54°
41°
6
53°
39°
7
53°
44°
8
54°
46°
9
56°
47°
10
58°
47°
11
59°
48°
12
58°
49°
13
54°
47°
14
55°
45°
15
58°
51°
16
58°
50°
17
56°
50°
18
58°
51°
19
57°
51°
20
56°
50°
21
56°
50°
22
57°
48°
23
56°
46°
24
56°
48°
25
57°
46°
26
56°
47°
27
59°
51°
28
58°
53°
29
61°
52°
30
58°
48°
31
57°
47°
1
56°
47°
2
57°
48°
3
57°
47°
4
56°
47°
5
57°
48°
6
57°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Capel Coch
Capel Coch's May 2026 forecast shows daily high temperatures ranging from 53° to 61°, with overnight lows between 39° and 53°. The average high for May is 57° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Capel Coch. See also: June | July | August.