Twelve Apostles Marine Park Weather Forecast

    • 11
    • 18

    Partly cloudy

    • 6
    • 19

    Cloudy

    • 7
    • 20

    Partly cloudy

    • 7
    • 26

    Partly cloudy

    • 12
    • 19

    Cloudy

    • 10
    • 17

    Shower

    • 10
    • 17

    Shower

Today 9 Dec South West

Partly cloudy. Slight chance of a shower in the east in the early morning. Near zero chance of rain elsewhere. Winds westerly 15 to 20 km/h shifting south to southeasterly in the late morning and afternoon. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching between 19 and 23.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to southwesterly 15 to 20 knots becoming variable about 10 knots in the early afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre around midday.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore around midday.
Weather
Partly cloudy.
Weather Situation
A cold front is moving over Bass Strait this morning. A new ridge of high pressure will extend across from the west later today and persist during Wednesday then the main high pressure centre will move eastwards across Tasmania on Thursday. A trough will move across the far west on Friday then over the remainder of the state on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Twelve Apostles Marine Park Temperature Statistics View More

December Temperature

Cape Otway (45km)

  • Lowest 1 December, 2025

    9.1 °C

  • Average December

    15 °C

  • Highest 4 December, 2025

    28.8 °C

Climate (2020–Present)

Cape Otway (45km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    17.3 °C
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