St Mary's Island Weather Forecast

    • 13
    • 23

    Sunny day

    • 13
    • 19

    Partly cloudy

    • 13
    • 21

    Cloudy

    • 15
    • 19

    Partly cloudy

    • 18
    • 24

    Sunny day

    • 15
    • 22

    Light rain shower

Today 25 Sep London and South East England

Widely clear and dry to start across the region, cloud slowly builds but a very warm day in prospect. Turning cloudier overnight with some light rain. Maximum temperature 26 °C.

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St Mary's Island Temperature Statistics

September Temperature

Shoeburyness (25km)

  • Lowest 21 September, 2026

    6.6 °C

  • Average September

    17.8 °C

  • Highest 3 September, 2026

    25.9 °C

Climate (2021–2026)

Shoeburyness (25km)

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  • Average Low 2021–2026

    8.5 °C

  • Average 2021–2026

    12 °C

  • Average High 2021–2026

    15.4 °C
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