S
M
T
W
T
F
S
26
63°
44°
27
62°
47°
28
56°
45°
29
63°
42°
30
70°
44°
1
65°
45°
2
61°
46°
3
60°
50°
4
58°
46°
5
58°
44°
6
55°
43°
7
59°
43°
8
60°
46°
9
60°
47°
10
57°
43°
11
53°
42°
12
N/A
13
52°
43°
14
52°
39°
15
53°
35°
16
53°
43°
17
55°
43°
18
57°
47°
19
59°
48°
20
62°
49°
21
63°
47°
22
64°
48°
23
67°
47°
24
66°
49°
25
60°
48°
26
59°
49°
27
59°
48°
28
60°
48°
29
63°
50°
30
64°
50°
31
60°
49°
1
61°
50°
2
63°
50°
3
65°
49°
4
63°
48°
5
60°
47°
6
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Cefn-Brith
Cefn-Brith's May 2026 forecast shows daily high temperatures ranging from 52° to 67°, with overnight lows between 35° and 50°. The average high for May is 60° with an average low of 47°. 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 Cefn-Brith. See also: June | July | August.