Caerau Weather Forecast

    • 16
    • 17

    Overcast

    • 13
    • 18

    Light rain

    • 12
    • 18

    Cloudy

    • 13
    • 19

    Sunny day

    • 14
    • 20

    Partly cloudy

    • 13
    • 18

    Cloudy

    • 14
    • 19

    Cloudy

Today 18 Sep Wales

Dry and bright at first for all, but turning increasingly cloudy through the morning. Outbreaks of rain then spread east during the afternoon, turning heavy for a time. Becoming rather windy with gales along northwestern coasts. Maximum temperature 17 °C.

Tonight 18 Sep Wales

A rather cloudy night follows with the rain easing and turning dry for a time. Remaining rather windy, keeping the temperatures from falling away. Minimum temperature 13 °C.

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Caerau Temperature Statistics

September Temperature

St-athan (14km)

  • Lowest 10 September, 2026

    10.1 °C

  • Average September

    16.9 °C

  • Highest 6 September, 2026

    25.1 °C

Climate (2021–2026)

St-athan (14km)

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  • Average Low 2021–2026

    9.1 °C

  • Average 2021–2026

    12 °C

  • Average High 2021–2026

    14.8 °C
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