Swan Island Weather Forecast

    • 12
    • 20

    Shower

    • 11
    • 20

    Shower

    • 11
    • 17

    Shower

    • 11
    • 17

    Cloudy

    • 11
    • 21

    Sunny

    • 12
    • 27

    Sunny

    • 14
    • 31

    Partly cloudy

Today 23 Dec Central

Partly cloudy. High chance of showers in the southeast, medium chance elsewhere. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly 20 to 30 km/h early in the morning. Overnight temperatures falling to between 8 and 12 with daytime temperatures reaching between 18 and 21.

Port Phillip Local Waters

Wind
Northwest to southwesterly 15 to 20 knots tending southwesterly in the morning then tending westerly in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre around midday.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan Island Temperature Statistics View More

December Temperature

Avalon Airport (30km)

  • Lowest 7 December, 2025

    6.6 °C

  • Average December

    17.1 °C

  • Highest 18 December, 2025

    39.5 °C

Climate (2020–Present)

Avalon Airport (30km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    9.6 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    20.4 °C
Get WillyWeather+ to remove ads