Horsham Weather Forecast

    • 16
    • 24

    Sunny day

    • 16
    • 23

    Cloudy

    • 15
    • 24

    Cloudy

    • 12
    • 22

    Cloudy

    • 11
    • 21

    Partly cloudy

    • 12
    • 21

    Partly cloudy

Today 17 Aug London and South East England

A warm or very warm day for most with good sunny spells and remaining dry. Areas of cloud likely across parts of Kent and the Thames Valley at times, but more widely sunny elsewhere. Generally light or gentle winds. Maximum Temperature 26C.

Tonight 17 Aug London and South East England

Areas of cloud likely to spread further west overnight, although still with a few breaks. Remaining dry with a light or gentle breeze. Minimum Temperature 15C.

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Horsham Temperature Statistics

August Temperature

Charlwood (11km)

  • Lowest 6 August, 2025

    7.2 °C

  • Average August

    18.3 °C

  • Highest 12 August, 2025

    32.7 °C

Climate (2020–Present)

Charlwood (11km)

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  • Average Low 2020–2025

    6.7 °C

  • Average 2020–2025

    11.2 °C

  • Average High 2020–2025

    15.4 °C
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