Pontnewydd Weather Forecast

    • 17
    • 20

    Heavy rain

    • 18
    • 22

    Cloudy

    • 12
    • 20

    Cloudy

    • 13
    • 19

    Sunny day

    • 14
    • 22

    Partly cloudy

    • 14
    • 20

    Cloudy

    • 13
    • 18

    Light rain shower

Today 2 Sep Wales

A rather cloudy, breezy, and wet day, with the rain heaviest and most persistent towards the north. Temperatures near average, but feeling rather cool in prolonged spells of rain. Maximum temperature 22 °C.

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Pontnewydd Temperature Statistics

September Temperature

St-athan (40km)

  • Lowest 1 September, 2026

    13 °C

  • Average September

    13.5 °C

  • Highest 1 September, 2026

    13.9 °C

Climate (2021–2026)

St-athan (40km)

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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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