Portland Bill Lighthouse Weather Forecast

    • 15
    • 18

    Light rain

    • 14
    • 18

    Partly cloudy

    • 14
    • 17

    Cloudy

    • 15
    • 18

    Overcast

    • 14
    • 18

    Cloudy

    • 14
    • 17

    Sunny day

Today 14 Sep South West England

A band of rain, with prolonged or heavy downpours, will spread northeastwards through much of the day, bringing widespread strong winds, with gales likely. Showers follow later. Feeling muggy. Maximum Temperature 18C.

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Portland Bill Lighthouse Temperature Statistics

September Temperature

Isle Of Portland (0km)

  • Lowest 11 September, 2025

    12.7 °C

  • Average September

    16.5 °C

  • Highest 6 September, 2025

    19.8 °C

Climate (2020–Present)

Isle Of Portland (0km)

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  • Average Low 2020–2025

    10.3 °C

  • Average 2020–2025

    12.1 °C

  • Average High 2020–2025

    14 °C
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