Sand Island Weather Forecast

    • 17
    • 29

    Shower

    • 14
    • 20

    Cloudy

    • 12
    • 20

    Shower

    • 11
    • 20

    Cloudy

    • 12
    • 19

    Shower

    • 10
    • 20

    Windy

    • 11
    • 18

    Cloudy

Today 19 Dec Central

Partly cloudy. Medium chance of showers, most likely during this afternoon and evening. The chance of a thunderstorm late this afternoon and evening. Light winds becoming northeast to southeasterly 15 to 20 km/h in the middle of the day then tending northwest to northeasterly 15 to 25 km/h in the evening. Daytime maximum temperatures 29 to 34.

Port Phillip Local Waters

Wind
Variable below 10 knots becoming northeast to southeasterly 10 to 15 knots in the middle of the day then tending southwesterly in the late evening.
Seas
Below 1 metre.
Weather
Cloudy. The chance of a thunderstorm this evening.
Weather Situation
A broad area of low pressure to the west of Victoria is expected to slowly move eastwards across the state during today and Saturday. Another, more intense, low pressure system and associated cold front are forecast to move across Victoria on Sunday, before a developing ridge of high pressure brings a southwesterly flow over the state during Monday
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sand Island Temperature Statistics View More

December Temperature

Avalon Airport (30km)

  • Lowest 7 December, 2025

    6.6 °C

  • Average December

    16.8 °C

  • Highest 4 December, 2025

    34.8 °C

Climate (2020–Present)

Avalon Airport (30km)

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  • Average Low 2020–2025

    9.6 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    20.4 °C
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