Walton-on-Thames Weather Forecast

    • 16
    • 22

    Cloudy

    • 15
    • 24

    Sunny day

    • 12
    • 20

    Light rain

    • 9
    • 16

    Cloudy

    • 10
    • 16

    Partly cloudy

    • 11
    • 16

    Partly cloudy

Today 18 Sep London and South East England

Mainly dry with plenty of low cloud at first. The cloud slowly lifting through the morning to leave some brighter spells later on. Gusty winds developing, particularly along the coast. Maximum Temperature 22C.

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Walton-on-Thames Temperature Statistics

September Temperature

Heathrow (10km)

  • Lowest 14 September, 2025

    8.7 °C

  • Average September

    15.9 °C

  • Highest 7 September, 2025

    24.9 °C

Climate (2020–Present)

Heathrow (10km)

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  • Average Low 2020–2025

    8.5 °C

  • Average 2020–2025

    12.2 °C

  • Average High 2020–2025

    16.1 °C
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