Swan Island Weather Forecast

    • 9
    • 17

    Shower

    • 7
    • 15

    Cloudy

    • 9
    • 15

    Shower

    • 6
    • 17

    Partly cloudy

    • 9
    • 18

    Shower

    • 9
    • 14

    Shower

    • 7
    • 14

    Shower

Today 20 Aug Central

Partly cloudy. The chance of morning fog about the ranges. High chance of showers, most likely in the late afternoon and evening. Winds northwesterly 15 to 25 km/h. Overnight temperatures falling to between 6 and 10 with daytime temperatures reaching between 12 and 18.

Port Phillip Local Waters

Wind
Northwesterly 10 to 15 knots.
Seas
Below 1 metre.
Weather
Partly cloudy. 80% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan Island Temperature Statistics View More

August Temperature

Avalon Airport (30km)

  • Lowest 1 August, 2026

    -0.7 °C

  • Average August

    10.7 °C

  • Highest 18 August, 2026

    19.8 °C

Climate (2021–2026)

Avalon Airport (30km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.6 °C
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