Runcorn Weather Forecast

    • 14
    • 18

    Cloudy

    • 11
    • 18

    Partly cloudy

    • 16
    • 20

    Cloudy

    • 14
    • 19

    Cloudy

    • 15
    • 21

    Partly cloudy

    • 13
    • 18

    Light rain shower

Today 10 Sep North West England

Early bright spells will give way to increasing cloud from the west on Thursday morning, and this will lead into a wet and quite blustery afternoon. Some heavy rain developing. Maximum temperature 18 °C.

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Runcorn Temperature Statistics

September Temperature

Rostherne No 2 (23km)

  • Lowest 1 September, 2026

    9.6 °C

  • Average September

    15.9 °C

  • Highest 6 September, 2026

    23 °C

Climate (2021–2026)

Rostherne No 2 (23km)

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  • Average Low 2021–2026

    7 °C

  • Average 2021–2026

    10.9 °C

  • Average High 2021–2026

    14.7 °C
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