Carmarthen Weather Forecast

    • 6
    • 12

    Light rain

    • 3
    • 10

    Partly cloudy

    • 9
    • 13

    Partly cloudy

    • 8
    • 17

    Partly cloudy

    • 8
    • 14

    Partly cloudy

    • 6
    • 11

    Cloudy

Today 4 Apr Wales

A chilly start on Saturday and soon clouding over from the west with outbreaks of rain arriving. Turning increasingly windy as Storm Dave arrives with gales developing from mid-afternoon. Maximum temperature 13 °C.

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Carmarthen Temperature Statistics

April Temperature

Pembrey Sands Samos (16km)

  • Lowest 2 April, 2026

    4.4 °C

  • Average April

    7.9 °C

  • Highest 1 April, 2026

    11.8 °C

Climate (2021–Present)

Pembrey Sands Samos (16km)

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  • Average Low 2021–2026

    8.3 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.4 °C
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