Llanystumdwy Weather Forecast

    • 7
    • 14

    Partly cloudy

    • 5
    • 13

    Partly cloudy

    • 5
    • 11

    Sunny day

    • 6
    • 12

    Sunny day

    • 5
    • 12

    Sunny day

    • 5
    • 11

    Partly cloudy

    • 5
    • 10

    Cloudy

Today 31 Oct Wales

Fog and low cloud generally clearing, but perhaps lingering all day in places, but another dry day with sunny spells. Mild in the sunshine but chilly where it stays foggy. Maximum temperature 13 °C.

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Llanystumdwy Temperature Statistics

October Temperature

Capel Curig Saws (29 km)

  • Lowest 18 October, 2026

    0.7 °C

  • Average October

    10.8 °C

  • Highest 13 October, 2026

    17.2 °C

Climate (2021–2026)

Capel Curig Saws (29 km)

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  • Average Low 2021–2026

    7 °C

  • Average 2021–2026

    10 °C

  • Average High 2021–2026

    12.9 °C
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