Portland Weather Forecast

    • 11
    • 23

    Partly cloudy

    • 12
    • 24

    Partly cloudy

    • 15
    • 25

    Mostly sunny

    • 17
    • 23

    Showers increasing

    • 12
    • 19

    Cloudy

    • 11
    • 26

    Possible shower

    • 17
    • 23

    Showers

Today 17 Oct South West

Mostly sunny. Light winds becoming northeasterly 15 to 25 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching the low to mid 20s.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
East to northeasterly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre by early evening.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Temperature Statistics View More

October Temperature

Cape Nelson Lighthouse (10 km)

  • Lowest 5 October, 2026

    7.8 °C

  • Average October

    13.8 °C

  • Highest 8 October, 2026

    25.1 °C

Climate (2021–2026)

Cape Nelson Lighthouse (10 km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.7 °C
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