Wales weather live forecast

Today's maximum temperature in Wales is expected to be 27°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 Saturday 16th 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 Saturday 16th August 2025

Expect scattered clouds in Wales with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the East21
    kph wind from E

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Wales weather for Sunday 17th August 2025

Expect scattered clouds in Wales with a maximum temperature of 26°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 20 kph from the East20
    kph wind from E

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Wales weather for Monday 18th August 2025

Expect broken clouds in Wales with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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Wales weather for Tuesday 19th August 2025

Expect broken clouds in Wales with a maximum temperature of 25°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours 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
  • Moderate breeze of 22 kph from the North-East22
    kph wind from NE

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Wales weather for Wednesday 20th August 2025

Expect scattered clouds in Wales with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

  • 24°C maximum temperature24
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Moderate breeze of 20 kph from the North-East20
    kph wind from NE

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

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