Cardiff Weather Forecast

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    Sunny day

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    Sunny day

    • 17
    • 29

    Sunny day

    • 18
    • 27

    Cloudy

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    Sunny day

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    Sunny day

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    Sunny day

Today 10 Jul Wales

Early mist and low cloud will quickly burn away to leave a sunny day. Dry for many, but there is a small chance of the odd thunderstorm developing later in the day. Feeling hot with high levels of UV expected. Maximum temperature 34 °C.

Tonight 10 Jul Wales

Remaining dry this evening with plenty of late evening sunshine. Overnight may see a few mist patches reform but most remaining clear. Staying warm with temperatures only slowly falling away. Minimum temperature 16 °C.

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Cardiff Temperature Statistics

July Temperature

St-athan (19km)

  • Lowest 3 July, 2026

    11.1 °C

  • Average July

    17.7 °C

  • Highest 8 July, 2026

    27.2 °C

Climate (2021–2026)

St-athan (19km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.9 °C

  • Average High 2021–2026

    14.7 °C
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