Lower Cwm Weather Forecast

    • 11
    • 16

    Light rain

    • 8
    • 16

    Light rain

    • 7
    • 14

    Overcast

    • 5
    • 13

    Cloudy

    • 4
    • 12

    Cloudy

    • 4
    • 12

    Cloudy

Today 2 May Wales

A rather cloudy start but some bright spells will develop. A few showers developing from lunchtime, with a band of heavier rain arriving from the south later in the day. Maximum temperature 16 °C.

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Lower Cwm Temperature Statistics

May Temperature

St-athan (42km)

  • Lowest 1 May, 2026

    12.3 °C

  • Average May

    13.5 °C

  • Highest 1 May, 2026

    15.7 °C

Climate (2021–Present)

St-athan (42km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.6 °C
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