City of London Weather Forecast

    • 13
    • 20

    Partly cloudy

    • 15
    • 22

    Sunny day

    • 15
    • 23

    Partly cloudy

    • 11
    • 22

    Cloudy

    • 13
    • 19

    Sunny day

    • 13
    • 21

    Sunny day

Today 20 Sep London and South East England

Sunday will be fine and dry with variable amounts of cloud and bright or sunny spells. Feeling warm in the sunshine, with light winds. Maximum temperature 21 °C.

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  • Temperature Forecast Met Office

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City of London Temperature Statistics

September Temperature

Northolt (23km)

  • Lowest 18 September, 2026

    10.4 °C

  • Average September

    17.5 °C

  • Highest 6 September, 2026

    27.9 °C

Climate (2021–2026)

Northolt (23km)

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  • Average Low 2021–2026

    8.1 °C

  • Average 2021–2026

    12.2 °C

  • Average High 2021–2026

    16.4 °C
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