Snowdonia National Park Weather Forecast

    • 6
    • 11

    Heavy rain

    • 4
    • 11

    Heavy rain shower

    • 3
    • 11

    Cloudy

    • 8
    • 11

    Cloudy

    • 6
    • 11

    Cloudy

    • 10
    • 12

    Light rain

    • 10
    • 13

    Heavy rain

Today 13 May Wales

A chilly feeling day. There will be some bright spells, but it'll often be cloudy with blustery, locally heavy showers and a risk of hail. Driest in the south and west. A brisk northerly wind adding to the colder feel. Maximum temperature 12 °C.

Tonight 13 May Wales

Showers easing but persisting overnight with the brisk northerly wind continuing. Rather chilly, but the wind and cloud preventing a frost. Minimum temperature 6 °C.

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Snowdonia National Park Temperature Statistics

May Temperature

Capel Curig Saws (26km)

  • Lowest 11 May, 2026

    1.9 °C

  • Average May

    9 °C

  • Highest 2 May, 2026

    15 °C

Climate (2021–Present)

Capel Curig Saws (26km)

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  • Average Low 2021–2026

    6.9 °C

  • Average 2021–2026

    9.9 °C

  • Average High 2021–2026

    12.7 °C
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