Llanynis Weather Forecast

    • 11
    • 17

    Overcast

    • 11
    • 18

    Cloudy

    • 7
    • 13

    Cloudy

    • 9
    • 13

    Partly cloudy

    • 10
    • 16

    Light rain

    • 8
    • 13

    Partly cloudy

    • 10
    • 14

    Cloudy

Today 5 Oct Wales

A dull day throughout. Overcast with spells of drizzle for most but particularly over the mountains in the north. A brisk southwesterly breeze, especially for northwestern coasts. Feeling mild. Maximum temperature 20 °C.

Tonight 5 Oct Wales

Generally mild and cloudy, and spells of drizzle still for northern mountains. Clear spells in the east bring a risk of fog before dawn. Winds easing for a light breeze. Minimum temperature 11 °C.

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Llanynis Temperature Statistics

October Temperature

Sennybridge (14 km)

  • Lowest 4 October, 2026

    1.2 °C

  • Average October

    10.2 °C

  • Highest 3 October, 2026

    17.5 °C

Climate (2021–2026)

Sennybridge (14 km)

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  • Average Low 2021–2026

    5.7 °C

  • Average 2021–2026

    9.5 °C

  • Average High 2021–2026

    13 °C
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