Portland Weather Forecast

    • 11
    • 19

    Showers increasing

    • 11
    • 17

    Possible shower

    • 12
    • 20

    Cloudy

    • 11
    • 26

    Sunny

    • 17
    • 36

    Possible late shower

    • 14
    • 20

    Showers easing. Windy

    • 13
    • 20

    Shower or two. Becoming windy

Today 22 Dec South West

Partly cloudy. The chance of smoke haze near the Grampians during the day. High chance of showers, most likely in the afternoon and early evening. Winds southerly 15 to 20 km/h turning southwesterly 15 to 25 km/h during the morning then increasing to 25 to 35 km/h in the early afternoon. Overnight temperatures falling to around 9 with daytime temperatures reaching the low to mid 20s.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
South to southwesterly about 10 knots tending west to southwesterly 15 to 25 knots in the morning. Winds reaching up to 30 knots in the late afternoon.
Seas
Below 1 metre, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Cloudy. 80% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Temperature Statistics View More

December Temperature

Cape Nelson Lighthouse (10km)

  • Lowest 4 December, 2024

    8.9 °C

  • Average December

    17 °C

  • Highest 16 December, 2024

    38.3 °C

Climate (2019–Present)

Cape Nelson Lighthouse (10km)

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  • Average Low 2019–2024

    11.7 °C

  • Average 2019–2024

    14.2 °C

  • Average High 2019–2024

    17.6 °C
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