Wales weather live forecast

Today's maximum temperature in Wales is expected to be 25°C. Select a day from the live weather forecast for Wales (Cardiff), UK for more weather parameters.

Sunday
16th Aug
25

15

3

5
Monday
17th Aug
23

15

3

5
Tuesday
18th Aug
23

15

1

3
Wednesday
19th Aug
20

13

9

4
Thursday
20th Aug
21

12

5

4

5-day weather forecast updated at 04:00 on Sunday 16th August 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 Sunday 16th August 2026

Expect broken clouds in Wales with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

25
°C maximum temperature
15
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
17
kph wind from W

Wales weather for Monday 17th August 2026

Expect broken clouds in Wales with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

23
°C maximum temperature
15
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from W

Wales weather for Tuesday 18th August 2026

Expect mostly cloudy with light rain in Wales with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a fresh breeze of 30 kph from the west.

23
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
33
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
30
kph wind from W

Wales weather for Wednesday 19th August 2026

Expect sunshine and showers in Wales with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 22 kph from the west.

20
°C maximum temperature
13
°C minimum temperature
sunshine and showers
9
hours of sunshine
4
UV index (Moderate)
43
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
22
kph wind from W

Wales weather for Thursday 20th August 2026

Expect broken clouds in Wales with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.