Portland Weather Forecast

    • 6
    • 12

    Overcast

    • 4
    • 9

    Partly cloudy

    • 6
    • 10

    Partly cloudy

    • 6
    • 12

    Overcast

    • 5
    • 10

    Partly cloudy

    • 8
    • 12

    Cloudy

Today 24 Mar South West England

Winds will gradually strengthen through the day, turning blustery by the afternoon with some outbreaks of rain. This turning heavy and more persistent later. Maximum temperature 13 °C.

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Portland Temperature Statistics

March Temperature

Isle Of Portland (5km)

  • Lowest 14 March, 2026

    5 °C

  • Average March

    9.3 °C

  • Highest 20 March, 2026

    13.2 °C

Climate (2021–2026)

Isle Of Portland (5km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    12.2 °C

  • Average High 2021–2026

    14.1 °C
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