River Neath - M4 Bridge Weather Forecast

    • 9
    • 15

    Cloudy

    • 9
    • 12

    Cloudy

    • 9
    • 13

    Cloudy

    • 11
    • 15

    Cloudy

    • 11
    • 16

    Cloudy

    • 10
    • 15

    Cloudy

Today 5 May Wales

Dry with sunny spells at first. Cloud will build through the afternoon, perhaps with the odd spot of light rain. Temperatures around average. Maximum temperature 15 °C.

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River Neath - M4 Bridge Temperature Statistics

May Temperature

St-athan (36km)

  • Lowest 2 May, 2026

    7.3 °C

  • Average May

    12.1 °C

  • Highest 2 May, 2026

    16.1 °C

Climate (2021–Present)

St-athan (36km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.6 °C
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