Llantrisant (Rhondda Cynon Taf) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 17° Celsius;
Maximum daytime temperature: 17° Celsius;
8 day forecast for Llantrisant
Today (17 May 2025)
| Time |
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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
9°
|
9°
|
10°
|
11°
|
13°
|
15°
|
16°
|
17°
|
18°
|
19°
|
19°
|
20°
|
20°
|
19°
|
17°
|
14°
|
13°
|
13°
|
| Feels like temperature (°C) |
7°
|
7°
|
8°
|
10°
|
11°
|
13°
|
14°
|
15°
|
16°
|
17°
|
18°
|
18°
|
19°
|
18°
|
17°
|
13°
|
12°
|
12°
|
| Wind direction and speed |
ENE
7
|
ENE
8
|
ENE
8
|
ENE
8
|
ENE
8
|
E
8
|
E
8
|
ESE
7
|
ESE
7
|
ESE
6
|
ESE
5
|
SE
4
|
SE
4
|
SSE
4
|
W
5
|
NW
5
|
N
6
|
N
6
|
| Wind gust (mph) |
19
|
19
|
19
|
18
|
18
|
18
|
18
|
17
|
16
|
14
|
12
|
9
|
8
|
9
|
11
|
12
|
12
|
12
|
| Visibility |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
76%
|
75%
|
71%
|
65%
|
63%
|
58%
|
55%
|
54%
|
42%
|
40%
|
40%
|
40%
|
42%
|
65%
|
71%
|
71%
|
70%
|
| UV | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Sunday (18 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
11°
|
10°
|
9°
|
9°
|
11°
|
13°
|
14°
|
15°
|
17°
|
18°
|
19°
|
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
17°
|
14°
|
13°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
10°
|
12°
|
13°
|
15°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
13°
|
12°
|
12°
|
| Wind direction and speed (mph) |
NNE
6
|
NNE
6
|
NNE
6
|
NNE
6
|
NNE
6
|
NNE
5
|
NNE
4
|
NE
4
|
E
4
|
E
5
|
E
5
|
ESE
5
|
E
6
|
E
6
|
SE
6
|
S
6
|
S
6
|
SSW
6
|
SW
6
|
WSW
6
|
W
5
|
NW
5
|
N
5
|
NNE
5
|
| Wind gust (mph) |
12
|
12
|
13
|
14
|
14
|
13
|
9
|
8
|
12
|
13
|
13
|
14
|
15
|
15
|
16
|
16
|
15
|
14
|
13
|
11
|
10
|
10
|
11
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
70%
|
69%
|
69%
|
74%
|
78%
|
82%
|
84%
|
79%
|
74%
|
70%
|
64%
|
58%
|
50%
|
45%
|
44%
|
42%
|
41%
|
41%
|
45%
|
53%
|
65%
|
73%
|
73%
|
71%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 7 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Monday (19 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 |
<5%
|
<5%
|
10%
|
10%
|
<5%
|
20%
|
20%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
12°
|
10°
|
10°
|
14°
|
18°
|
19°
|
18°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
9°
|
9°
|
13°
|
16°
|
17°
|
17°
|
12°
|
| Wind direction and speed (mph) |
NE
6
|
ENE
6
|
NE
5
|
ENE
6
|
E
10
|
E
8
|
E
8
|
NNE
7
|
N
5
|
| Wind gust (mph) |
12
|
12
|
15
|
21
|
20
|
19
|
18
|
14
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
VG
|
| Humidity |
69%
|
74%
|
82%
|
77%
|
64%
|
43%
|
42%
|
46%
|
64%
|
| UV | - | - | - | 1 | 4 | 6 | 3 | 1 | - |
Tuesday (20 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
10°
|
11°
|
16°
|
19°
|
20°
|
19°
|
14°
|
| Feels like temperature (°C) |
10°
|
8°
|
10°
|
15°
|
18°
|
18°
|
17°
|
13°
|
| Wind direction and speed (mph) |
NNE
6
|
NNE
6
|
NNE
5
|
E
6
|
E
6
|
WNW
6
|
WNW
7
|
NNW
5
|
| Wind gust (mph) |
14
|
14
|
15
|
16
|
15
|
14
|
14
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
E
|
E
|
VG
|
VG
|
| Humidity |
66%
|
73%
|
70%
|
53%
|
42%
|
40%
|
49%
|
64%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
Wednesday (21 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
12°
|
11°
|
12°
|
16°
|
17°
|
17°
|
16°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
11°
|
15°
|
15°
|
15°
|
14°
|
12°
|
| Wind direction and speed (mph) |
NNW
5
|
N
5
|
NNW
4
|
W
6
|
WSW
9
|
W
10
|
WNW
10
|
NW
8
|
| Wind gust (mph) |
9
|
8
|
12
|
16
|
19
|
17
|
16
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
75%
|
72%
|
58%
|
55%
|
58%
|
58%
|
73%
|
| UV | - | - | 1 | 4 | 4 | 3 | 1 | - |
Thursday (22 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
12°
|
10°
|
12°
|
15°
|
17°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
10°
|
9°
|
10°
|
13°
|
15°
|
15°
|
14°
|
12°
|
| Wind direction and speed (mph) |
NW
7
|
NNW
7
|
NE
8
|
NNE
9
|
NW
10
|
WNW
11
|
NW
10
|
N
8
|
| Wind gust (mph) |
9
|
5
|
11
|
17
|
18
|
18
|
16
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
80%
|
85%
|
80%
|
64%
|
52%
|
48%
|
53%
|
71%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
Friday (23 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
14°
|
15°
|
16°
|
15°
|
13°
|
| Feels like temperature (°C) |
10°
|
9°
|
10°
|
12°
|
14°
|
14°
|
13°
|
12°
|
| Wind direction and speed (mph) |
N
8
|
NE
8
|
NE
7
|
SSW
9
|
SW
10
|
WSW
12
|
WSW
11
|
WSW
8
|
| Wind gust (mph) |
10
|
8
|
12
|
15
|
16
|
17
|
17
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
G
|
| Humidity |
81%
|
86%
|
83%
|
75%
|
71%
|
63%
|
71%
|
84%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
Saturday (24 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
30%
|
40%
|
40%
|
40%
|
30%
|
30%
|
| Temperature (°C) |
12°
|
11°
|
12°
|
14°
|
16°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) |
11°
|
10°
|
11°
|
13°
|
14°
|
15°
|
14°
|
13°
|
| Wind direction and speed (mph) |
WSW
7
|
WSW
7
|
SW
7
|
WSW
9
|
SW
11
|
SW
11
|
WSW
10
|
SW
8
|
| Wind gust (mph) |
9
|
7
|
11
|
17
|
19
|
18
|
15
|
10
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
90%
|
92%
|
90%
|
83%
|
78%
|
79%
|
82%
|
87%
|
| UV | - | - | 1 | 3 | 5 | 2 | 1 | - |
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Wales weather forecast
Headline:
Settled this weekend. A few showers early next week.
Today:
A cloudy and cool start for some but sunnier in western areas. Brightening up in the east of Wales with plenty of strong sunshine across all of Wales by this afternoon. Feeling warm with light winds. Maximum temperature 21 °C.
Tonight:
Largely sunny and warm this evening, but quickly cooling down after dark under clear skies. Patchy cloud and mist may develop by the morning. Turning chilly with localised rural frost. Minimum temperature 3 °C.
Sunday:
Any early mist or patchy cloud soon clearing to leave another sunny day. It will feel warm in the light winds and strong sunshine with high UV levels. Maximum temperature 22 °C.
Outlook for Monday to Wednesday:
Mostly dry early next week but cloudier than of late with a few heavy, perhaps thundery showers possible on Monday and Tuesday. Dry and sunny again on Wednesday, staying warm.
Updated:
UK long range weather forecast
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