Mertyn Weather Forecast

    • 6
    • 11

    Partly cloudy

    • 8
    • 12

    Cloudy

    • 8
    • 13

    Cloudy

    • 11
    • 13

    Light rain

    • 12
    • 16

    Light rain shower

    • 11
    • 17

    Cloudy

Today 15 May Wales

The odd early shower is possible, otherwise a dry day ahead with light winds and plenty of sunshine by the afternoon. Feeling less chilly in lighter winds. Maximum temperature 13 °C.

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Mertyn Temperature Statistics

May Temperature

Rhyl (16km)

  • Lowest 12 May, 2026

    2.9 °C

  • Average May

    10 °C

  • Highest 1 May, 2026

    15.6 °C

Climate (2021–Present)

Rhyl (16km)

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  • Average Low 2021–2026

    8 °C

  • Average 2021–2026

    11 °C

  • Average High 2021–2026

    14.1 °C
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