Sandstone Island Weather Forecast

    • 6
    • 19

    Partly cloudy

    • 12
    • 20

    Showers increasing. Windy

    • 6
    • 14

    Showers easing. Wind easing

    • 8
    • 17

    Showers

    • 8
    • 15

    Showers easing

    • 7
    • 16

    Shower or two

    • 8
    • 18

    Possible shower

Today 18 Sep Mornington Peninsula

Partly cloudy. Winds northerly 25 to 40 km/h.

Western Port Local Waters

Wind
North to northwesterly 10 to 15 knots, reaching up to 20 knots west of Sandy Point in the early afternoon.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A weak high pressure system to the north of Victoria will move into the Tasman Sea today, before a series of cold fronts cross Bass Strait between late Friday and early Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sandstone Island Temperature Statistics View More

September Temperature

Cerberus (4km)

  • Lowest 5 September, 2025

    2.2 °C

  • Average September

    12.8 °C

  • Highest 6 September, 2025

    21.4 °C

Climate (2020–Present)

Cerberus (4km)

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  • Average Low 2020–2025

    10.2 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    19.6 °C
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