Cilfrew Weather Forecast

    • 11
    • 12

    Heavy rain

    • 12
    • 14

    Light rain shower

    • 13
    • 14

    Overcast

    • 13
    • 17

    Partly cloudy

    • 13
    • 18

    Partly cloudy

    • 13
    • 17

    Partly cloudy

Today 18 May Wales

A day of sunny spells and scattered showers, with some heavier showers possible. Cloud building later with some wet and windy weather arriving by evening. Maximum temperature 16 °C.

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  • Temperature Real-Time

Cilfrew Temperature Statistics

May Temperature

St-athan (39km)

  • Lowest 15 May, 2026

    4.7 °C

  • Average May

    11.4 °C

  • Highest 9 May, 2026

    19.1 °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

    14.6 °C
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