Hounslow Weather Forecast

    • 19
    • 28

    Partly cloudy

    • 16
    • 25

    Cloudy

    • 15
    • 23

    Cloudy

    • 14
    • 22

    Light rain shower

    • 13
    • 20

    Light rain shower

    • 13
    • 20

    Partly cloudy

    • 14
    • 21

    Partly cloudy

Today 17 Aug London and South East England

Any overnight showers rain quickly clearing to brighter skies, with plenty of hazy spells of sunshine developing. An isolated light shower or two may be possible during the afternoon. Feeling warm and rather muggy, with light winds. Maximum temperature 27 °C.

Tonight 17 Aug London and South East England

A fine evening to come. Cloud increasing overnight from the north, with the promise of some rain moving in during the early hours, which may be heavy in places. Minimum temperature 17 °C.

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Hounslow Temperature Statistics

August Temperature

Heathrow (6km)

  • Lowest 7 August, 2026

    11.6 °C

  • Average August

    22.5 °C

  • Highest 13 August, 2026

    36.9 °C

Climate (2021–2026)

Heathrow (6km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    16.5 °C
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