Upper Cwmbran Weather Forecast

    • 17
    • 26

    Sunny day

    • 18
    • 30

    Sunny day

    • 16
    • 29

    Thunder shower

    • 14
    • 25

    Sunny day

    • 14
    • 25

    Sunny day

    • 13
    • 23

    Partly cloudy

    • 14
    • 22

    Cloudy

Today 24 May Wales

A sunny start with temperatures rising quickly through the morning. Staying dry through the day with plenty of hot sunshine and light winds, feeling rather humid. Maximum temperature 25 °C.

Tonight 24 May Wales

Dry this evening with some late evening sunshine. Staying dry and rather warm tonight with clear skies across the region. Minimum temperature 14 °C.

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Upper Cwmbran Temperature Statistics

May Temperature

St-athan (39km)

  • Lowest 15 May, 2026

    4.7 °C

  • Average May

    12 °C

  • Highest 21 May, 2026

    21.7 °C

Climate (2021–Present)

St-athan (39km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.7 °C
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