Pontnewynydd Weather Forecast

    • 2
    • 8

    Partly cloudy

    • 0
    • 4

    Sunny day

    • -2
    • 5

    Sunny day

    • 0
    • 5

    Partly cloudy

    • 4
    • 8

    Heavy rain

    • 2
    • 7

    Partly cloudy

    • 2
    • 7

    Partly cloudy

Today 18 Nov Wales

Some early bright spells and a frost slowly clearing. Clouding over from the northwest with showery outbreaks of rain developing for the remainder of the day, the rain turning locally heavy. Continuing to feel chilly as northerly winds gradually strengthen. Maximum Temperature 9C.

Tonight 18 Nov Wales

Showers continuing through the evening and overnight, turning wintry on higher ground from the north. Lower levels could see sleet through the early hours. Brisk winds, strongest in the west. Minimum Temperature 1C.

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Pontnewynydd Temperature Statistics

November Temperature

St-athan (43km)

  • Lowest 17 November, 2025

    4.5 °C

  • Average November

    11.9 °C

  • Highest 5 November, 2025

    15.9 °C

Climate (2020–Present)

St-athan (43km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    11.7 °C

  • Average High 2020–2025

    14.5 °C
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