S
M
T
W
T
F
S
26
55°
39°
27
56°
41°
28
54°
37°
29
52°
39°
30
52°
39°
1
53°
40°
2
52°
39°
3
52°
38°
4
51°
38°
5
51°
39°
6
52°
38°
7
53°
40°
8
53°
45°
9
59°
45°
10
55°
43°
11
55°
44°
12
56°
41°
13
55°
40°
14
58°
41°
15
61°
46°
16
62°
46°
17
62°
47°
18
61°
46°
19
63°
47°
20
59°
47°
21
60°
46°
22
62°
46°
23
61°
44°
24
60°
45°
25
61°
42°
26
63°
48°
27
65°
44°
28
61°
43°
29
61°
49°
30
64°
42°
31
59°
48°
1
64°
47°
2
65°
43°
3
60°
45°
4
60°
44°
5
61°
43°
6
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Caerwys
Caerwys's May 2026 forecast shows daily high temperatures ranging from 51° to 65°, with overnight lows between 37° and 49°. The average high for May is 58° with an average low of 43°. 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 Caerwys. See also: June | July | August.