Onllwyn Weather Forecast

    • 5
    • 10

    Cloudy

    • 2
    • 8

    Cloudy

    • 7
    • 12

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 6
    • 15

    Sunny day

    • 3
    • 10

    Cloudy

Today 4 Apr Wales

Cloud and light patchy rain quickly spreading northwards, some brighter spells possible from afternoon onwards. Turning increasingly windy as Storm Dave arrives with gales developing from mid-afternoon. Maximum temperature 13 °C.

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Onllwyn Temperature Statistics

April Temperature

Sennybridge (31km)

  • Lowest 2 April, 2026

    0.6 °C

  • Average April

    7.3 °C

  • Highest 1 April, 2026

    10.8 °C

Climate (2021–Present)

Sennybridge (31km)

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  • Average Low 2021–2026

    5.6 °C

  • Average 2021–2026

    9.3 °C

  • Average High 2021–2026

    12.7 °C
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