Horndean Weather Forecast

    • 9
    • 14

    Heavy rain

    • 8
    • 12

    Sunny day

    • 14
    • 16

    Heavy rain

    • 9
    • 15

    Light rain shower

    • 8
    • 15

    Partly cloudy

    • 11
    • 14

    Cloudy

    • 9
    • 14

    Cloudy

Today 24 Oct London and South East England

Cloudy but dry to start the morning, becoming wet and windy from mid-morning onwards, with some heavy and blustery outbreaks of rain possible by the afternoon, continuing into the evening. Maximum temperature 16 °C.

Tonight 24 Oct London and South East England

A wet start to the night, with strong and gusty winds. Clear spells developing later, with some showers affecting western parts, but most places should stay dry. Remaining windy. Minimum temperature 8 °C.

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Horndean Temperature Statistics

October Temperature

Thorney Island (12 km)

  • Lowest 17 October, 2026

    6.3 °C

  • Average October

    13.6 °C

  • Highest 4 October, 2026

    21.3 °C

Climate (2021–2026)

Thorney Island (12 km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    15.6 °C
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