Portland West Weather Forecast

    • 8
    • 13

    Possible shower

    • 8
    • 13

    Cloudy

    • 7
    • 14

    Cloudy

    • 5
    • 20

    Sunny

    • 11
    • 22

    Sunny

    • 13
    • 20

    Shower or two

    • 10
    • 15

    Cloudy

Today 15 Sep South West

Partly cloudy. High chance of showers near the Otways, medium chance elsewhere. Possible small hail near the Otways in the morning and afternoon. Winds west to southwesterly 15 to 25 km/h tending south to southwesterly 25 to 35 km/h in the late morning and afternoon. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 13.

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Portland West Temperature Statistics View More

September Temperature

Portland Airport (8km)

  • Lowest 8 September, 2026

    2.1 °C

  • Average September

    11.8 °C

  • Highest 13 September, 2026

    22.1 °C

Climate (2021–2026)

Portland Airport (8km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.2 °C
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