Wales weather live forecast

Today's maximum temperature in Wales is expected to be 14°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 Thursday 19th March 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.

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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 Friday 20th March 2026

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

  • 14°C maximum temperature14
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the East11
    kph wind from E

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Wales weather for Saturday 21st March 2026

Expect clear skies in Wales with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

  • 15°C maximum temperature15
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Light breeze of 10 kph from the East10
    kph wind from E

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Wales weather for Sunday 22nd March 2026

Expect broken clouds in Wales with a maximum temperature of 11°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Wales weather for Monday 23rd March 2026

Expect overcast skies in Wales with a maximum temperature of 11°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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Wales weather for Tuesday 24th March 2026

Expect mostly cloudy with light rain in Wales with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a light breeze of 12 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 55% chance of some rain55
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Light breeze of 12 kph from the South-West12
    kph wind from SW

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

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