Heathrow Airport Weather Forecast

    • 18
    • 31

    Partly cloudy

    • 14
    • 26

    Partly cloudy

    • 13
    • 24

    Cloudy

    • 15
    • 25

    Partly cloudy

    • 17
    • 27

    Sunny day

    • 15
    • 27

    Sunny day

    • 16
    • 26

    Sunny day

Today 4 Aug London and South East England

Generally fine at first with some very warm spells of sunshine developing. However, as cloud increases heading into the afternoon one or two showers are possible. Feeling hot and humid. Maximum temperature 30 °C.

Graph Plots Open in Graphs

  • Temperature Forecast Met Office

  • Temperature Real-Time

Heathrow Airport Temperature Statistics

August Temperature

Heathrow (0km)

  • Lowest 1 August, 2026

    14.4 °C

  • Average August

    20.6 °C

  • Highest 2 August, 2026

    27.4 °C

Climate (2021–2026)

Heathrow (0km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    16.5 °C
Get WillyWeather+ to remove ads