Wales weather live forecast

Today's maximum temperature in Wales is expected to be 19°C. Select a day from the live weather forecast for Wales (Cardiff), UK for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 31st August 2025 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.

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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.

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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 31st August 2025

Expect sunshine and showers in Wales with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 24 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 45% chance of some rain45
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Moderate breeze of 24 kph from the South-West24
    kph wind from SW

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Wales weather for Monday 1st September 2025

Expect mostly cloudy with light rain in Wales with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 77% chance of some rain and a moderate breeze of 24 kph from the west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 77% chance of some rain77
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the West24
    kph wind from W

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Wales weather for Tuesday 2nd September 2025

Expect mostly cloudy with rain in Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 15 kph from the west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 73% chance of some rain73
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 15 kph from the West15
    kph wind from W

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Wales weather for Wednesday 3rd September 2025

Expect isolated thunderstorms in Wales with a maximum temperature of 19°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 75% chance of some rain75
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Wales weather for Thursday 4th September 2025

Expect sunshine and showers in Wales with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a moderate breeze of 26 kph from the south-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 69% chance of some rain69
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 17°C wind chill17
    °C wind chill
  • Moderate breeze of 26 kph from the South-West26
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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