News
Wind and rain marking a change in the UK weather
Warnings have been issued as the weather across the UK becomes increasingly mild but wet and windy.
Read moreLlanrumney (Cardiff) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
7 day forecast for Llanrumney
Today (22 May 2025)
| Time |
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
 |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
19°
|
20°
|
20°
|
20°
|
19°
|
18°
|
16°
|
15°
|
14°
|
13°
|
12°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
16°
|
15°
|
14°
|
13°
|
13°
|
12°
|
12°
|
| Wind direction and speed |
WNW
8
|
WNW
9
|
NW
10
|
NNW
11
|
NNE
11
|
NNE
12
|
NE
12
|
NE
10
|
ENE
8
|
ENE
5
|
NE
4
|
| Wind gust (mph) |
24
|
26
|
27
|
26
|
26
|
25
|
21
|
16
|
13
|
10
|
7
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
51%
|
47%
|
46%
|
47%
|
49%
|
52%
|
56%
|
61%
|
64%
|
67%
|
69%
|
| UV | 7 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Friday (23 May 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
40%
|
60%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
10°
|
10°
|
9°
|
9°
|
11°
|
12°
|
13°
|
15°
|
16°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
17°
|
16°
|
15°
|
14°
|
14°
|
13°
|
| Feels like temperature (°C) |
11°
|
11°
|
10°
|
10°
|
9°
|
9°
|
9°
|
10°
|
12°
|
13°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
12°
|
12°
|
| Wind direction and speed (mph) |
NE
4
|
NE
3
|
NE
3
|
NNE
3
|
NE
3
|
NNE
3
|
N
3
|
NNW
3
|
SE
3
|
SSW
4
|
S
5
|
S
6
|
S
7
|
SW
9
|
WSW
11
|
WSW
13
|
W
14
|
W
14
|
W
14
|
W
13
|
W
12
|
W
11
|
W
10
|
WSW
9
|
| Wind gust (mph) |
6
|
6
|
6
|
6
|
6
|
6
|
5
|
5
|
8
|
12
|
16
|
19
|
23
|
24
|
26
|
27
|
28
|
27
|
26
|
25
|
23
|
20
|
20
|
20
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
74%
|
75%
|
77%
|
79%
|
81%
|
81%
|
76%
|
74%
|
71%
|
62%
|
56%
|
53%
|
48%
|
43%
|
43%
|
46%
|
53%
|
56%
|
65%
|
73%
|
81%
|
84%
|
87%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 7 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Saturday (24 May 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
 |
|
|
|
|
| Chance of precipitation |
80%
|
≥95%
|
80%
|
50%
|
50%
|
50%
|
70%
|
70%
|
90%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
15°
|
15°
|
15°
|
15°
|
14°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
11°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Wind direction and speed (mph) |
WSW
9
|
WSW
9
|
WSW
11
|
W
11
|
WSW
13
|
WSW
14
|
WSW
15
|
WSW
14
|
WSW
11
|
| Wind gust (mph) |
19
|
20
|
24
|
25
|
28
|
30
|
28
|
25
|
27
|
| Visibility (description) |
VG
|
G
|
M
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
89%
|
93%
|
97%
|
97%
|
93%
|
89%
|
90%
|
93%
|
93%
|
| UV | - | - | - | 1 | 2 | 3 | 2 | 1 | - |
Sunday (25 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
 |
|
|
|
|
|
|
| Chance of precipitation |
80%
|
70%
|
50%
|
40%
|
40%
|
50%
|
50%
|
60%
|
| Temperature (°C) |
14°
|
13°
|
12°
|
14°
|
15°
|
15°
|
13°
|
12°
|
| Feels like temperature (°C) |
12°
|
10°
|
10°
|
11°
|
11°
|
11°
|
10°
|
9°
|
| Wind direction and speed (mph) |
SW
12
|
WSW
13
|
W
12
|
W
16
|
W
19
|
W
20
|
W
18
|
WSW
12
|
| Wind gust (mph) |
27
|
26
|
33
|
42
|
43
|
41
|
37
|
28
|
| Visibility (description) |
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
92%
|
88%
|
84%
|
60%
|
49%
|
52%
|
63%
|
72%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
Monday (26 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
50%
|
50%
|
70%
|
60%
|
40%
|
40%
|
40%
|
| Temperature (°C) |
10°
|
9°
|
10°
|
13°
|
14°
|
15°
|
14°
|
13°
|
| Feels like temperature (°C) |
8°
|
8°
|
9°
|
10°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
WSW
10
|
W
8
|
W
8
|
WSW
13
|
WSW
15
|
WSW
16
|
WSW
15
|
SW
12
|
| Wind gust (mph) |
26
|
18
|
26
|
31
|
31
|
32
|
29
|
27
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
| Humidity |
76%
|
77%
|
76%
|
66%
|
65%
|
67%
|
75%
|
82%
|
| UV | - | - | 1 | 3 | 5 | 2 | 1 | - |
Tuesday (27 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
60%
|
60%
|
60%
|
60%
|
60%
|
40%
|
40%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
14°
|
16°
|
16°
|
15°
|
15°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
12°
|
13°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
SW
12
|
SW
11
|
SW
11
|
WSW
14
|
WSW
15
|
WSW
15
|
WSW
16
|
WSW
11
|
| Wind gust (mph) |
26
|
24
|
27
|
29
|
32
|
32
|
30
|
25
|
| Visibility (description) |
VG
|
G
|
G
|
M
|
M
|
G
|
G
|
G
|
| Humidity |
87%
|
91%
|
91%
|
89%
|
85%
|
85%
|
87%
|
91%
|
| UV | - | - | 1 | 3 | 4 | 2 | 1 | - |
Wednesday (28 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
30%
|
20%
|
30%
|
30%
|
30%
|
20%
|
30%
|
| Temperature (°C) |
14°
|
14°
|
13°
|
15°
|
17°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
13°
|
14°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
WSW
12
|
WSW
10
|
WSW
10
|
WSW
13
|
WSW
13
|
WSW
14
|
WSW
13
|
SW
9
|
| Wind gust (mph) |
22
|
21
|
23
|
25
|
26
|
25
|
23
|
16
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
G
|
VG
|
G
|
VG
|
| Humidity |
91%
|
91%
|
89%
|
81%
|
74%
|
73%
|
79%
|
86%
|
| UV | - | - | 1 | 3 | 5 | 3 | 1 | - |
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Wales weather forecast
Headline:
Dry with warm sunny spells today. Light winds.
Today:
Early mist and fog patches will soon clear to leave a fine and dry day, with warm sunny spells The sunshine perhaps turning a little hazy in the afternoon as medium to high level cloud increases. Light winds. Maximum temperature 21 °C.
Tonight:
Staying dry with lengthy clear spells overnight. Perhaps one or two mist and fog patches forming by dawn. Turning locally chilly, especially in prone rural spots. Light winds. Minimum temperature 1 °C.
Friday:
After a chilly start it will be another fine and dry day, with some warm sunny spells. Cloud increasing from the west later in the day. Light winds. Maximum temperature 21 °C.
Outlook for Saturday to Monday:
Unsettled, with spells of rain or showers on Saturday. Rain spreading eastwards overnight, clearing to give a mixture of sunny spells and showers on Sunday and Monday. Often windy. Fresher.
Updated:
UK long range weather forecast
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