Windsor Weather Forecast

    • 13
    • 22

    Cloudy

    • 14
    • 22

    Light rain

    • 12
    • 19

    Thunder shower

    • 13
    • 18

    Cloudy

    • 11
    • 18

    Light rain shower

    • 10
    • 17

    Light rain shower

    • 11
    • 18

    Partly cloudy

Today 31 May London and South East England

Sunny spells for most, but isolated showers are possible. Breezy, especially along southern coasts, and cooler than of late. Maximum temperature 24 °C.

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Windsor Temperature Statistics

May Temperature

Heathrow (11km)

  • Lowest 12 May, 2026

    3 °C

  • Average May

    15.7 °C

  • Highest 26 May, 2026

    34.7 °C

Climate (2021–Present)

Heathrow (11km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    12.5 °C

  • Average High 2021–2026

    16.3 °C
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