Cardiff Weather Forecast

    • 21
    • 33

    Sunny day

    • 19
    • 30

    Sunny day

    • 17
    • 24

    Cloudy

    • 15
    • 23

    Sunny day

    • 17
    • 21

    Partly cloudy

    • 17
    • 21

    Cloudy

    • 17
    • 21

    Light rain shower

Today 12 Aug Wales

Dry with lots of strong sunshine, temperatures rising rapidly during the morning. High level cloud will make the skies a little hazy at times. Feeling very warm and locally hot. Maximum temperature 31 °C.

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  • Temperature Forecast Met Office

  • Temperature Real-Time

Cardiff Temperature Statistics

August Temperature

St-athan (20km)

  • Lowest 7 August, 2026

    9.6 °C

  • Average August

    18.2 °C

  • Highest 3 August, 2026

    27.5 °C

Climate (2021–2026)

St-athan (20km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.9 °C

  • Average High 2021–2026

    14.8 °C
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