Portland Bill Lighthouse Weather Forecast

    • 15
    • 20

    Partly cloudy

    • 14
    • 19

    Thunder shower

    • 15
    • 18

    Light rain

    • 15
    • 18

    Heavy rain shower

    • 14
    • 18

    Light rain shower

    • 14
    • 17

    Light rain shower

Today 7 Sep South West England

Staying mostly dry on Saturday with bright or sunny spells. Turning unsettled from Sunday with outbreaks of rain and heavy showers, and strengthening winds.

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Portland Bill Lighthouse Temperature Statistics

September Temperature

Isle Of Portland (0km)

  • Lowest 4 September, 2025

    14 °C

  • Average September

    16.9 °C

  • Highest 2 September, 2025

    19.2 °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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