Harrow on the Hill Weather Forecast

    • 16
    • 25

    Cloudy

    • 15
    • 22

    Sunny day

    • 17
    • 25

    Cloudy

    • 16
    • 25

    Cloudy

    • 16
    • 21

    Light rain

    • 14
    • 22

    Cloudy

Today 22 Jun London and South East England

Any showers clearing to sunny spells Sunday. Feeling fresher, but still rather warm. Changeable Monday and Tuesday, with sunny spells, but also occasional showers or rain, and temperatures nearer normal.

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Harrow on the Hill Temperature Statistics

June Temperature

Northolt (5km)

  • Lowest 8 June, 2025

    7.8 °C

  • Average June

    17.4 °C

  • Highest 19 June, 2025

    31.5 °C

Climate (2020–Present)

Northolt (5km)

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  • Average Low 2020–2025

    7.7 °C

  • Average 2020–2025

    11.8 °C

  • Average High 2020–2025

    15.8 °C
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