Pontprennau Weather Forecast

    • 18
    • 23

    Overcast

    • 12
    • 20

    Cloudy

    • 15
    • 19

    Sunny day

    • 17
    • 23

    Sunny day

    • 14
    • 19

    Cloudy

    • 13
    • 18

    Light rain shower

    • 13
    • 17

    Cloudy

Today 3 Sep Wales

Low cloud and hill fog lifting on Thursday morning to leave a mostly dry day with some sunshine, especially in the southeast. However, cloud will increase during the afternoon, with patchy rain developing in the north. A warm, humid day. Maximum temperature 23 °C.

Tonight 3 Sep Wales

Early evening bright spells will give way to thickening cloud and rain from the northwest during the evening and overnight. Some of the rain turning heavy. Staying warm and humid. Minimum temperature 16 °C.

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Pontprennau Temperature Statistics

September Temperature

St-athan (25km)

  • Lowest 1 September, 2026

    13 °C

  • Average September

    16.8 °C

  • Highest 1 September, 2026

    20.1 °C

Climate (2021–2026)

St-athan (25km)

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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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