Cardiff weather live forecast

Today's maximum temperature in Cardiff is expected to be 31°C. Select a day from the live weather forecast for Cardiff, Wales, UK for more weather parameters.

Sunday
12th Jul
31

18

12

7
Monday
13th Jul
29

15

15

7
Tuesday
14th Jul
32

15

11

7
Wednesday
15th Jul
32

19

12

5
Thursday
16th Jul
28

19

12

6

5-day weather forecast updated at 04:00 on Sunday 12th July 2026 GMT

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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 Sunday 12th July 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

31
°C maximum temperature
18
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from NE

Cardiff weather for Monday 13th July 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north-east.

29
°C maximum temperature
15
°C minimum temperature
scattered clouds
15
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
29
kph wind from NE

Cardiff weather for Tuesday 14th July 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.

32
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
25
kph wind from NE

Cardiff weather for Wednesday 15th July 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

32
°C maximum temperature
19
°C minimum temperature
scattered clouds
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NE

Cardiff weather for Thursday 16th July 2026

Expect scattered clouds in Cardiff, Wales with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.