Cardiff weather live forecast

Today's maximum temperature in Cardiff is expected to be 14°C. Select a day from the live weather forecast for Cardiff, Wales, UK for more weather parameters.

Saturday
18th Apr
14

5

8

3
Sunday
19th Apr
14

3

7

3
Monday
20th Apr
14

5

6

3
Tuesday
21st Apr
13

5

4

2
Wednesday
22nd Apr
16

5

10

4

5-day weather forecast updated at 04:00 on Saturday 18th April 2026 GMT

More about Cardiff

Cardiff by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Wales

Spabreaks.com promo code: 8% off bookings & vouchers

Exclusive

Save 8% on spa breaks, spa days & gift vouchers
Check out latest offers on over 550 spas across the UK
A guaranteed experience to suit your budget & occasion

Show discount code

******SB8

Redeem Spabreaks.com discount code >>

Expires at 23:59 on Thursday 31st Dec 2026 · View all Spabreaks.com offers

Spa break finder

Destination

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

Cardiff weather forecast by day

Below are the detailed weather forecasts for Cardiff for the next 5 days.

Cardiff weather for Saturday 18th April 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

14
°C maximum temperature
5
°C minimum temperature
scattered clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from W

Cardiff weather for Sunday 19th April 2026

Expect broken clouds in Cardiff, Wales with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

14
°C maximum temperature
3
°C minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
11
kph wind from NE

Cardiff weather for Monday 20th April 2026

Expect sunshine and showers in Cardiff, Wales with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 14 kph from the east.

14
°C maximum temperature
5
°C minimum temperature
sunshine and showers
6
hours of sunshine
3
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
14
°C wind chill
14
kph wind from E

Cardiff weather for Tuesday 21st April 2026

Expect mostly cloudy with light rain in Cardiff, Wales with a maximum temperature of 13°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a moderate breeze of 25 kph from the east.

13
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
9
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
25
kph wind from E

Cardiff weather for Wednesday 22nd April 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.