Swan Island Weather Forecast

    • 10
    • 16

    Shower

    • 6
    • 16

    Partly cloudy

    • 8
    • 18

    Shower

    • 10
    • 15

    Shower

    • 9
    • 15

    Shower

    • 7
    • 17

    Cloudy

    • 8
    • 17

    Shower

Today 22 Aug Central

Cloudy. Medium chance of showers, most likely in the morning. Winds west to northwesterly 20 to 30 km/h tending west to southwesterly in the morning then becoming light in the evening. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching between 12 and 16.

Port Phillip Local Waters

Wind
West to northwesterly 15 to 20 knots tending west to southwesterly 10 to 15 knots in the morning then decreasing to about 10 knots in the evening.
Seas
Around 1 metre.
Weather
Cloudy. 50% chance of showers.
Graph Plots Open in Graphs

  • 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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