Current conditions in Cardiff: 34°C, with a high of 34°C and a low of 25°C today.

WeatherDom
WeatherDomThe Dominant Weather Forecast

Cardiff Weather

7-day weather forecast

Current Weather

Cardiff

51.48°N, -3.18°E

Last updated

Aug 12, 2026, 5:33 PM

34°
34°

Clear sky

High: 34°Low: 25°
07:5322:42
Wind13-20km/h
Humidity25%
Visibility10,000 m
UV Index7
Daily Forecast

Today

Aug 12

25°/34°
13-20km/h

Thu

Aug 13

17°/36°
19-28km/h

Fri

Aug 14

17°/26°
24-35km/h

Sat

Aug 15

14°/26°
19-28km/h

Sun

Aug 16

10°/25°
17-30km/h

Mon

Aug 17

11°/21°
22-35km/h

Tue

Aug 18

16°/20°
31-54km/h
Hourly Forecast
12 Wed00:0018°
6-11km/h
66%
01:0017°
2-11km/h
67%
02:0016°
4-13km/h
67%
03:0017°
4-9km/h
56%
04:0016°
6-11km/h
62%
05:0015°
7-13km/h
68%
06:0014°
9-15km/h
74%
07:0015°
7-13km/h
73%
08:0015°
7-13km/h
73%
UV 1
09:0016°
6-11km/h
72%
UV 1
10:0019°
6-11km/h
61%
UV 3
11:0022°
6-11km/h
51%
UV 4
12:0025°
6-11km/h
40%
UV 6
13:0027°
4-11km/h
35%
UV 7
14:0030°
4-9km/h
31%
UV 7
15:0032°
4-9km/h
26%
UV 8
16:0033°
6-13km/h
26%
UV 8
17:0033°
9-17km/h
25%
UV 7
● 18:0034°
13-20km/h
25%
UV 7
19:0034°
13-20km/h
26%
UV 5
20:0033°
11-19km/h
26%
UV 4
21:0033°
11-19km/h
27%
UV 2
22:0029°
7-17km/h
37%
UV 1
23:0025°
6-15km/h
48%
UV 1
13 Thu00:0021°
7-13km/h
58%
01:0020°
7-13km/h
62%
02:0019°
6-11km/h
66%
03:0018°
6-11km/h
70%
04:0018°
6-11km/h
69%
05:0017°
7-13km/h
68%
06:0017°
7-13km/h
67%
07:0018°
7-13km/h
63%
08:0018°
6-11km/h
59%
UV 1
09:0019°
6-11km/h
55%
UV 1
10:0022°
6-11km/h
46%
UV 3
11:0026°
6-11km/h
36%
UV 4
12:0029°
6-11km/h
27%
UV 6
13:0031°
2-11km/h
25%
UV 7
14:0032°
2-11km/h
22%
UV 7
15:0034°
6-11km/h
20%
UV 8
16:0035°
7-15km/h
21%
UV 8
17:0035°
9-17km/h
21%
UV 7
18:0036°
13-20km/h
22%
UV 7
19:0034°
15-22km/h
28%
UV 5
20:0033°
17-26km/h
34%
UV 4
21:0031°
19-28km/h
40%
UV 2
22:0027°
15-22km/h
56%
UV 1
23:0023°
9-17km/h
71%
UV 1
14 Fri00:0019°
6-11km/h
87%
01:0019°
6-11km/h
90%
02:0018°
7-13km/h
93%
03:0018°
7-13km/h
96%
04:0018°
9-17km/h
95%
05:0017°
11-17km/h
95%
06:0017°
11-19km/h
95%
07:0017°
11-20km/h
94%
08:0017°
11-20km/h
94%
09:0017°
11-22km/h
93%
10:0018°
15-24km/h
87%
11:0020°
17-28km/h
80%
12:0021°
20-30km/h
74%
13:0023°
20-31km/h
65%
14:0024°
22-31km/h
55%
15:0026°
22-33km/h
46%
16:0025°
22-33km/h
49%
17:0025°
24-35km/h
52%
18:0024°
24-35km/h
55%
19:0024°
20-33km/h
55%
20:0024°
19-30km/h
54%
21:0024°
19-28km/h
54%
22:0022°
17-28km/h
60%
23:0019°
15-26km/h
67%
15 Sat00:0017°
13-26km/h
73%
01:0016°
11-20km/h
76%
02:0016°
7-17km/h
80%
03:0015°
6-11km/h
83%
04:0015°
6-11km/h
85%
05:0014°
6-11km/h
88%
06:0014°
6-11km/h
90%
07:0014°
6-11km/h
88%
08:0014°
7-13km/h
85%
09:0014°
7-13km/h
83%
10:0016°
9-15km/h
71%
11:0018°
9-17km/h
59%
12:0020°
11-19km/h
47%
13:0021°
11-19km/h
42%
14:0023°
11-19km/h
37%
15:0024°
11-19km/h
32%
16:0025°
9-17km/h
30%
17:0025°
9-17km/h
29%
18:0026°
9-15km/h
27%
19:0025°
13-19km/h
31%
20:0023°
15-24km/h
35%
21:0022°
19-28km/h
39%
22:0019°
17-26km/h
50%
23:0016°
13-22km/h
60%
16 Sun00:0013°
11-20km/h
71%
01:0012°
9-17km/h
74%
02:0011°
7-15km/h
78%
03:0010°
6-11km/h
81%
04:0010°
6-11km/h
83%
05:0010°
6-11km/h
84%
06:0010°
6-11km/h
86%
07:0010°
7-13km/h
83%
08:0011°
9-17km/h
81%
09:0011°
11-19km/h
78%
10:0014°
11-19km/h
66%
11:0016°
11-20km/h
55%
12:0019°
13-20km/h
43%
13:0020°
9-19km/h
39%
14:0022°
7-15km/h
35%
15:0023°
7-13km/h
31%
16:0024°
4-15km/h
30%
17:0024°
6-15km/h
30%
18:0025°
9-17km/h
29%
19:0024°
4-17km/h
32%
20:0023°
6-19km/h
35%
21:0022°
11-19km/h
38%
22:0020°
13-24km/h
45%
23:0018°
17-30km/h
53%
17 Mon00:0016°
22-35km/h
60%
01:0015°
17-28km/h
65%
02:0014°
13-20km/h
71%
03:0013°
7-13km/h
76%
04:0012°
7-13km/h
80%
05:0012°
6-11km/h
83%
06:0011°
6-11km/h
87%
07:0012°
4-9km/h
85%
08:0012°
4-9km/h
84%
09:0013°
2-7km/h
82%
10:0015°
2-7km/h
74%
11:0016°
2-9km/h
67%
12:0018°
4-9km/h
59%
13:0019°
4-11km/h
56%
14:0019°
6-11km/h
52%
15:0020°
7-13km/h
49%
16:0020°
9-15km/h
47%
17:0021°
11-19km/h
44%
18:0021°
13-20km/h
42%
19:0020°
13-20km/h
47%
20:0019°
15-22km/h
53%
21:0018°
15-22km/h
58%
22:0017°
15-24km/h
65%
23:0017°
13-28km/h
72%
18 Tue00:0016°
13-30km/h
79%
01:0016°
17-33km/h
83%
02:0016°
19-35km/h
86%
03:0016°
22-39km/h
90%
04:0016°
22-43km/h
92%
05:0017°
24-44km/h
94%
06:0017°
24-48km/h
96%
07:0017°
0.1mm
26-50km/h
96%
08:0018°
0.1mm
28-50km/h
96%
09:0018°
0.1mm
30-52km/h
96%
10:0018°
31-52km/h
95%
11:0019°
31-54km/h
94%
12:0019°
33-54km/h
93%
13:0019°
33-54km/h
91%
14:0019°
35-52km/h
90%
15:0019°
35-52km/h
88%
16:0019°
33-50km/h
84%
17:0020°
31-46km/h
81%
18:0020°
30-44km/h
77%
19:0020°
26-43km/h
75%
20:0019°
24-41km/h
72%
21:0019°
22-39km/h
70%
22:0018°
17-30km/h
77%
23:0016°
11-20km/h
84%
Hour by Hour
km/h
%
<9km
UV
00:00
18°
6-11km/h
66%
01:00
17°
2-11km/h
67%
02:00
16°
4-13km/h
67%
03:00
17°
4-9km/h
56%
04:00
16°
6-11km/h
62%
05:00
15°
7-13km/h
68%
06:00
14°
9-15km/h
74%
07:00
15°
7-13km/h
73%
08:00
15°
7-13km/h
73%
UV 1
09:00
16°
6-11km/h
72%
UV 1
10:00
19°
6-11km/h
61%
UV 3
11:00
22°
6-11km/h
51%
UV 4
12:00
25°
6-11km/h
40%
UV 6
13:00
27°
4-11km/h
35%
UV 7
14:00
30°
4-9km/h
31%
UV 7
15:00
32°
4-9km/h
26%
UV 8
16:00
33°
6-13km/h
26%
UV 8
17:00
33°
9-17km/h
25%
UV 7
18:00
Current
34°
13-20km/h
25%
UV 7
19:00
34°
13-20km/h
26%
UV 5
20:00
33°
11-19km/h
26%
UV 4
21:00
33°
11-19km/h
27%
UV 2
22:00
29°
7-17km/h
37%
UV 1
23:00
25°
6-15km/h
48%
UV 1

Latest Model Run: 2026-08-12 00:00 UTC

Last updated: Aug 12, 2026, 5:33 PM

Frequently asked questions