Rhos-y-llan Weather Forecast

    • 11
    • 15

    Cloudy

    • 10
    • 13

    Cloudy

    • 9
    • 13

    Partly cloudy

    • 9
    • 12

    Heavy rain

    • 8
    • 12

    Light rain shower

    • 8
    • 10

    Partly cloudy

Today 20 Oct Wales

A windy start with coastal gales in the south. Sunny spells and frequent scattered blustery showers, these heavy at times with a risk of hail and thunder. Winds easing slowly. Temperatures around average. Maximum Temperature 15C.

Tonight 20 Oct Wales

Showers easing for a time this evening with occasional clear spells. Further showers arriving from the west but not as heavy as on Monday. Breezy. Minimum Temperature 8C.

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Rhos-y-llan Temperature Statistics

October Temperature

Aberdaron (15km)

  • Lowest 17 October, 2025

    7.5 °C

  • Average October

    12.5 °C

  • Highest 3 October, 2025

    16.6 °C

Climate (2020–Present)

Aberdaron (15km)

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  • Average Low 2020–2025

    9.1 °C

  • Average 2020–2025

    11 °C

  • Average High 2020–2025

    12.9 °C
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