Wales weather live forecast

Today's maximum temperature in Wales is expected to be 15°C. Select a day from the live weather forecast for Wales (Cardiff), UK for more weather parameters.

Tuesday
19th May
15

11

3

UV3
Wednesday
20th May
15

11

6

UV2
Thursday
21st May
20

11

3

UV4
Friday
22nd May
23

10

7

UV5
Saturday
23rd May
22

14

7

UV6

5-day weather forecast updated at 04:00 on Tuesday 19th May 2026 GMT

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Destination

The 5-day weather forecast for Wales (Cardiff) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Wales destinations

Below are temperatures expected today at popular countries, regions and places in Wales. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Wales regions

Pembrokeshire

All Wales destinations

Wales weather forecast by day

Below are the detailed weather forecasts for Wales for the next 5 days. The forecasts shown are for Cardiff and may not represent the whole of Wales. Browse more destinations in Wales to view more weather forecasts.

Wales weather for Tuesday 19th May 2026

Expect mostly cloudy with rain in Wales with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 95% chance of some rain and a moderate breeze of 22 kph from the south-west.

15
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
UV3
UV index (Moderate)
95
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Wales weather for Wednesday 20th May 2026

Expect mostly cloudy with light rain in Wales with a maximum temperature of 15°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 23 kph from the west.

15
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
UV2
UV index (Low)
30
% chance of some rain
<5
mm of rainfall expected
15
°C wind chill
23
kph wind from W

Wales weather for Thursday 21st May 2026

Expect broken clouds in Wales with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

20
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
UV4
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
14
kph wind from S

Wales weather for Friday 22nd May 2026

Expect sunshine and showers in Wales with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 9 kph from the south.

23
°C maximum temperature
10
°C minimum temperature
sunshine and showers
7
hours of sunshine
UV5
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
9
kph wind from S

Wales weather for Saturday 23rd May 2026

Expect broken clouds in Wales with a maximum temperature of 22°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.