Onion Bay Weather Forecast

    • 9
    • 17

    Shower

    • 8
    • 14

    Shower

    • 11
    • 16

    Shower

    • 10
    • 16

    Shower

    • 8
    • 15

    Shower

    • 7
    • 15

    Cloudy

    • 8
    • 18

    Partly cloudy

Today 16 Nov South West

Cloudy. High chance of showers, becoming less likely later this evening. Winds westerly 25 to 35 km/h decreasing to 15 to 25 km/h in the late evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Westerly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly around 1 metre, tending westerly 1 to 1.5 metres by early evening.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A cold front over Victoria will move over the Tasman Sea early on Monday, with a cool west to southwesterly airstream to prevail through the week. A high pressure system is forecast to move south of WA on Thursday and extend a ridge over southern Victoria.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onion Bay Temperature Statistics View More

November Temperature

Cape Otway (29km)

  • Lowest 11 November, 2025

    7 °C

  • Average November

    12.9 °C

  • Highest 2 November, 2025

    29.6 °C

Climate (2020–Present)

Cape Otway (29km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    17.4 °C
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