Current conditions in Swansea: 18°C, with a high of 18°C and a low of 14°C today.

WeatherDom
WeatherDomThe Dominant Weather Forecast

Swansea Weather

7-day weather forecast

Current Weather

Swansea

51.62°N, -3.94°E

Last updated

Sep 15, 2026, 3:35 PM

18°
17°

Mostly cloudy

High: 18°Low: 14°
08:5021:32
Wind26-41km/h
Humidity54%
Visibility10,000 m
UV Index5
Daily Forecast

Today

Sep 15

14°/18°
28-43km/h

Wed

Sep 16

10°/16°
24-44km/h

Thu

Sep 17

12°/15°
44-59km/h

Fri

Sep 18

10°/16°
35-52km/h

Sat

Sep 19

14°/18°
37-52km/h

Sun

Sep 20

11°/18°
20-30km/h

Mon

Sep 21

13°/21°
13-20km/h
Hourly Forecast
15 Tue00:0018°
0.1-0.8mm
20-39km/h
88%
01:0018°
22-41km/h
88%
02:0017°
26-41km/h
87%
03:0018°
28-37km/h
86%
04:0018°
28-39km/h
87%
05:0017°
0.1mm
30-43km/h
88%
06:0017°
0.1-1.2mm
30-44km/h
89%
07:0016°
0.6mm
22-41km/h
89%
08:0016°
0.6mm
19-39km/h
88%
09:0015°
0.6-2.8mm
19-35km/h
88%
10:0016°
0.1mm
20-33km/h
83%
UV 1
11:0016°
0.1mm
20-33km/h
78%
UV 1
12:0017°
0.1-0.6mm
22-31km/h
73%
UV 2
13:0017°
24-35km/h
66%
UV 3
14:0018°
24-37km/h
60%
UV 4
15:0018°
26-41km/h
53%
UV 5
● 16:0018°
26-41km/h
54%
UV 5
17:0018°
28-43km/h
56%
UV 5
18:0018°
28-43km/h
57%
UV 5
19:0017°
26-41km/h
59%
UV 3
20:0017°
24-39km/h
60%
UV 2
21:0016°
22-37km/h
62%
22:0015°
22-39km/h
67%
23:0014°
24-43km/h
72%
16 Wed00:0013°
24-44km/h
77%
01:0013°
24-44km/h
78%
02:0012°
22-43km/h
80%
03:0012°
22-43km/h
81%
04:0012°
22-43km/h
83%
05:0011°
22-41km/h
84%
06:0011°
22-41km/h
86%
07:0011°
20-39km/h
86%
08:0010°
19-35km/h
87%
09:0010°
17-33km/h
87%
10:0011°
17-31km/h
83%
UV 1
11:0013°
19-28km/h
78%
UV 2
12:0014°
0.1-0.6mm
19-26km/h
74%
UV 3
13:0015°
17-24km/h
71%
UV 3
14:0015°
17-24km/h
68%
UV 3
15:0016°
15-22km/h
65%
UV 3
16:0016°
22-31km/h
67%
17:0016°
24-37km/h
66%
18:0016°
28-41km/h
66%
19:0015°
26-37km/h
67%
20:0015°
22-33km/h
68%
21:0014°
20-30km/h
69%
22:0014°
22-31km/h
70%
23:0013°
0.1mm
22-33km/h
70%
17 Thu00:0013°
0.1mm
24-35km/h
71%
01:0013°
0.1mm
28-41km/h
74%
02:0014°
0.1mm
33-46km/h
76%
03:0014°
0.1mm
37-52km/h
79%
04:0014°
0.1mm
39-54km/h
81%
05:0015°
0.1mm
39-54km/h
84%
06:0015°
0.8mm
44-59km/h
91%
07:0015°
0.7mm
41-57km/h
89%
08:0015°
0.7mm
39-54km/h
88%
09:0015°
0.7mm
37-52km/h
86%
10:0015°
35-50km/h
82%
11:0015°
31-46km/h
77%
12:0015°
30-44km/h
73%
13:0015°
30-44km/h
71%
14:0015°
31-46km/h
70%
15:0015°
0.2mm
31-46km/h
68%
16:0015°
31-46km/h
67%
17:0015°
33-48km/h
67%
18:0015°
33-48km/h
66%
19:0015°
0.1mm
33-48km/h
67%
20:0014°
0.1mm
35-50km/h
69%
21:0014°
0.1mm
35-50km/h
70%
22:0013°
33-48km/h
70%
23:0012°
33-48km/h
71%
18 Fri00:0011°
31-46km/h
71%
01:0011°
30-43km/h
71%
02:0010°
28-41km/h
71%
03:0010°
26-37km/h
71%
04:0010°
24-35km/h
72%
05:0010°
24-33km/h
72%
06:0010°
22-31km/h
73%
07:0010°
22-33km/h
72%
08:0010°
24-33km/h
71%
09:0010°
0.1mm
24-35km/h
70%
10:0012°
26-37km/h
71%
11:0013°
26-37km/h
72%
12:0015°
28-39km/h
73%
13:0015°
28-41km/h
73%
14:0016°
28-43km/h
74%
15:0016°
30-44km/h
74%
16:0016°
31-46km/h
74%
17:0016°
33-48km/h
75%
18:0016°
35-50km/h
75%
19:0016°
0.9mm
35-50km/h
81%
20:0015°
0.9mm
35-52km/h
88%
21:0015°
0.9mm
37-52km/h
94%
22:0015°
31-50km/h
94%
23:0016°
30-48km/h
93%
19 Sat00:0016°
31-46km/h
93%
01:0016°
0.2mm
31-46km/h
93%
02:0016°
0.2mm
33-48km/h
92%
03:0016°
0.2mm
33-48km/h
92%
04:0016°
35-50km/h
92%
05:0016°
35-50km/h
91%
06:0016°
37-52km/h
91%
07:0016°
0.2mm
37-52km/h
92%
08:0016°
0.2mm
35-50km/h
92%
09:0016°
0.2mm
35-50km/h
93%
10:0016°
33-48km/h
93%
11:0017°
31-46km/h
94%
12:0017°
30-44km/h
94%
13:0017°
30-44km/h
94%
14:0018°
30-44km/h
94%
15:0018°
0.3mm
30-44km/h
94%
16:0018°
30-44km/h
91%
17:0017°
30-44km/h
88%
18:0017°
30-44km/h
85%
19:0017°
28-41km/h
84%
20:0016°
24-35km/h
84%
21:0016°
22-31km/h
83%
22:0015°
22-31km/h
83%
23:0014°
20-30km/h
83%
20 Sun00:0013°
20-30km/h
83%
01:0013°
17-26km/h
82%
02:0012°
15-24km/h
80%
03:0012°
13-20km/h
79%
04:0012°
13-20km/h
77%
05:0011°
13-20km/h
76%
06:0011°
13-20km/h
74%
07:0011°
13-20km/h
74%
08:0012°
13-20km/h
74%
09:0012°
13-20km/h
74%
10:0013°
11-19km/h
73%
11:0014°
9-15km/h
72%
12:0015°
7-13km/h
71%
13:0016°
7-15km/h
70%
14:0017°
9-17km/h
70%
15:0018°
11-19km/h
69%
16:0018°
11-19km/h
70%
17:0018°
11-19km/h
72%
18:0018°
11-19km/h
73%
19:0017°
11-19km/h
75%
20:0016°
11-19km/h
76%
21:0015°
11-19km/h
78%
22:0014°
9-17km/h
80%
23:0014°
7-13km/h
81%
21 Mon00:0013°
6-11km/h
83%
01:0013°
6-11km/h
83%
02:0013°
4-9km/h
84%
03:0013°
4-9km/h
84%
04:0013°
4-9km/h
85%
05:0013°
6-11km/h
85%
06:0013°
6-11km/h
86%
07:0013°
6-11km/h
86%
08:0013°
7-13km/h
85%
09:0013°
7-13km/h
85%
10:0015°
6-11km/h
83%
11:0016°
4-9km/h
82%
12:0018°
2-7km/h
80%
13:0019°
2-9km/h
79%
14:0020°
6-11km/h
78%
15:0021°
7-13km/h
77%
16:0021°
7-15km/h
78%
17:0021°
9-15km/h
79%
18:0021°
9-17km/h
80%
19:0020°
9-19km/h
82%
20:0018°
11-19km/h
83%
21:0017°
13-20km/h
85%
22:0016°
11-19km/h
86%
23:0016°
9-15km/h
88%
Hour by Hour
km/h
%
<9km
UV
00:00
18°
0.1-0.8mm
20-39km/h
88%
01:00
18°
22-41km/h
88%
02:00
17°
26-41km/h
87%
03:00
18°
28-37km/h
86%
04:00
18°
28-39km/h
87%
05:00
17°
0.1mm
30-43km/h
88%
06:00
17°
0.1-1.2mm
30-44km/h
89%
07:00
16°
0.6mm
22-41km/h
89%
08:00
16°
0.6mm
19-39km/h
88%
09:00
15°
0.6-2.8mm
19-35km/h
88%
10:00
16°
0.1mm
20-33km/h
83%
UV 1
11:00
16°
0.1mm
20-33km/h
78%
UV 1
12:00
17°
0.1-0.6mm
22-31km/h
73%
UV 2
13:00
17°
24-35km/h
66%
UV 3
14:00
18°
24-37km/h
60%
UV 4
15:00
18°
26-41km/h
53%
UV 5
16:00
Current
18°
26-41km/h
54%
UV 5
17:00
18°
28-43km/h
56%
UV 5
18:00
18°
28-43km/h
57%
UV 5
19:00
17°
26-41km/h
59%
UV 3
20:00
17°
24-39km/h
60%
UV 2
21:00
16°
22-37km/h
62%
22:00
15°
22-39km/h
67%
23:00
14°
24-43km/h
72%

Latest Model Run: 2026-09-15 00:00 UTC

Last updated: Sep 15, 2026, 3:35 PM

Frequently asked questions