Grantville Boat Ramp Weather Forecast

    • 10
    • 19

    Partly cloudy

    • 9
    • 23

    Sunny

    • 11
    • 29

    Mostly sunny

    • 14
    • 31

    Partly cloudy

    • 14
    • 23

    Partly cloudy

    • 12
    • 23

    Partly cloudy

    • 11
    • 28

    Mostly sunny

Today 31 Dec Central

Partly cloudy. Slight chance of a shower near the Yarra Valley, near zero chance elsewhere. Winds southerly 25 to 35 km/h. Overnight temperatures falling to between 7 and 12 with daytime temperatures reaching between 17 and 20.

Western Port Local Waters

Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres west of Sandy Point.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grantville Boat Ramp Temperature Statistics View More

December Temperature

Cerberus (30km)

  • Lowest 3 December, 2025

    6 °C

  • Average December

    16.4 °C

  • Highest 18 December, 2025

    35.8 °C

Climate (2020–Present)

Cerberus (30km)

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  • Average Low 2020–2025

    10.1 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    19.5 °C
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