Snowdonia National Park Weather Forecast

    • 9
    • 15

    Cloudy

    • 6
    • 14

    Cloudy

    • 5
    • 11

    Cloudy

    • 6
    • 10

    Cloudy

    • 6
    • 11

    Cloudy

    • 7
    • 12

    Cloudy

    • 7
    • 13

    Cloudy

Today 3 May Wales

Cloudy start with rain clearing to the north. Brightening up, with sunny spells but also the risk of showers developing. These likely to be heavy, perhaps with thunder and hail in the south. Maximum temperature 17 °C.

Tonight 3 May Wales

Showers gradually easing during the evening but lingering for much of the night in places. Remaining largely cloudy and generally mild. Minimum temperature 6 °C.

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Snowdonia National Park Temperature Statistics

May Temperature

Capel Curig Saws (26km)

  • Lowest 1 May, 2026

    9.1 °C

  • Average May

    10.5 °C

  • Highest 1 May, 2026

    14.2 °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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