Portland Weather Forecast

    • 12
    • 19

    Cloudy

    • 11
    • 19

    Cloudy

    • 11
    • 24

    Partly cloudy

    • 14
    • 27

    Sunny

    • 16
    • 21

    Showers

    • 11
    • 21

    Partly cloudy

    • 12
    • 17

    Partly cloudy

Today 28 Mar South West

Cloudy. High chance of showers near the Otways, medium chance elsewhere. Winds southerly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening. Daytime maximum temperatures around 20.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southerly 10 to 15 knots, reaching up to 20 knots in the east in the late morning.
Seas
1 to 1.5 metres, decreasing below 1 metre around midday.
1st Swell
Southwesterly 2.5 metres.
Weather
Cloudy.
Weather Situation
A vigorous southerly airstream over Victorian coastal waters will ease as a low pressure system off the south coast of NSW coast moves east. A high pressure system south of the Bight will approach western Bass Strait today before moving over Victoria later on Sunday. Winds will tend northerly on Monday and continue on Tuesday as the high moves eastwards across the Tasman Sea.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Temperature Statistics View More

March Temperature

Cape Nelson Lighthouse (10km)

  • Lowest 27 March, 2026

    9.7 °C

  • Average March

    16.6 °C

  • Highest 24 March, 2026

    25.9 °C

Climate (2021–Present)

Cape Nelson Lighthouse (10km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.6 °C
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