Barmouth Weather Forecast

    • 8
    • 10

    Light rain

    • 8
    • 10

    Partly cloudy

    • 8
    • 12

    Cloudy

    • 5
    • 11

    Light rain

    • 5
    • 10

    Cloudy

    • 6
    • 9

    Cloudy

    • 6
    • 9

    Light rain shower

Today 29 Mar Wales

Showery rain developing after a dry start, with persistent and heavy rain early afternoon, probably becoming more showery by the evening. Becoming windy with coastal gales possible for a time. Maximum temperature 11 °C.

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Barmouth Temperature Statistics

March Temperature

Lake Vyrnwy Saws (39km)

  • Lowest 25 March, 2026

    0.1 °C

  • Average March

    6.2 °C

  • Highest 18 March, 2026

    14.5 °C

Climate (2021–Present)

Lake Vyrnwy Saws (39km)

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  • Average Low 2021–2026

    6.2 °C

  • Average 2021–2026

    8.9 °C

  • Average High 2021–2026

    11.8 °C
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