Shelf Weather Forecast

    • 6
    • 14

    Partly cloudy

    • 7
    • 17

    Cloudy

    • 8
    • 18

    Sunny day

    • 9
    • 18

    Sunny day

    • 9
    • 16

    Cloudy

    • 8
    • 15

    Cloudy

    • 8
    • 15

    Sunny day

Today 21 Apr Wales

Dry with spells of cloudy weather interspersed with periods of sunshine, these most prolonged during the afternoon. Feeling warm in the sunshine, though increasingly breezy with an easterly wind developing. Maximum temperature 15 °C.

Tonight 21 Apr Wales

Dry overnight with variable amounts of cloud, strong and gusty winds persisting, particularly across the high ground. Chilly with a touch of frost possible in some sheltered rural spots. Minimum temperature 2 °C.

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Shelf Temperature Statistics

April Temperature

St-athan (13km)

  • Lowest 6 April, 2026

    1.8 °C

  • Average April

    9.9 °C

  • Highest 7 April, 2026

    20.3 °C

Climate (2021–Present)

St-athan (13km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.6 °C
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