Pontnewydd Weather Forecast

    • 14
    • 19

    Light rain

    • 12
    • 20

    Sunny day

    • 16
    • 20

    Cloudy

    • 15
    • 21

    Cloudy

    • 16
    • 21

    Cloudy

    • 11
    • 19

    Sunny day

    • 13
    • 18

    Partly cloudy

Today 10 Sep Wales

Early sunshine is likely in the east on Thursday. However, cloud and patchy rain will spread from the west, heralding an increasingly wet and breezy afternoon. Heavier rain arriving later. Maximum temperature 19 °C.

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Pontnewydd Temperature Statistics

September Temperature

St-athan (40km)

  • Lowest 9 September, 2026

    11.9 °C

  • Average September

    16.9 °C

  • Highest 6 September, 2026

    25.1 °C

Climate (2021–2026)

St-athan (40km)

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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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