Snowdonia National Park Weather Forecast

    • 4
    • 13

    Partly cloudy

    • 2
    • 12

    Sunny day

    • 7
    • 12

    Cloudy

    • 6
    • 10

    Heavy rain shower

    • 4
    • 10

    Light rain shower

    • 5
    • 11

    Cloudy

    • 7
    • 11

    Light rain

Today 10 May Wales

After a chilly and cloudy start, there will be plenty of dry and bright weather around by Sunday afternoon. Breezy near southern coasts, but winds easing during the day. Cooler than Saturday with temperatures below average for early to mid-May. Maximum temperature 16 °C.

Tonight 10 May Wales

A bright evening to end Sunday, however cloud will build from the north with showery outbreaks of rain reaching North Wales by dawn. Chilly under the clearest skies. Minimum temperature 2 °C.

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Snowdonia National Park Temperature Statistics

May Temperature

Capel Curig Saws (26km)

  • Lowest 6 May, 2026

    2.1 °C

  • Average May

    9.5 °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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