Saint Helens Jetty Weather Forecast

    • 12
    • 23

    Shower or two

    • 9
    • 20

    Partly cloudy

    • 11
    • 27

    Shower or two

    • 14
    • 21

    Possible morning shower

    • 11
    • 20

    Partly cloudy

    • 11
    • 19

    Partly cloudy

    • 12
    • 31

    Mostly sunny

Today 6 Dec Geelong and Surf Coast

Partly cloudy. Medium chance of showers, becoming less likely in the evening. The chance of a thunderstorm in the early afternoon. Winds westerly 30 to 45 km/h.

Port Phillip Local Waters

Wind
West to southwesterly about 10 knots increasing to 15 to 25 knots in the middle of the day. Winds reaching up to 30 knots in the evening. Squalls possible.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the morning and early afternoon.
Weather Situation
A trough over will linger over the northeast before moving over the Tasman Sea on Saturday. A cold front moves over the south of the State on Saturday. A ridge of high pressure then builds over the state during Sunday, lingering on Monday, before another cold front clips the south on Monday. A new ridge moves over the State on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

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Saint Helens Jetty Temperature Statistics View More

December Temperature

Avalon Airport (14km)

  • Lowest 3 December, 2025

    7.7 °C

  • Average December

    16.8 °C

  • Highest 4 December, 2025

    34.8 °C

Climate (2020–Present)

Avalon Airport (14km)

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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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