Mounts Bay Weather Forecast

    • 11
    • 19

    Cloudy

    • 10
    • 27

    Mostly sunny

    • 15
    • 29

    Sunny

    • 16
    • 26

    Possible shower

    • 14
    • 20

    Possible shower

    • 12
    • 19

    Showers

    • 12
    • 19

    Shower or two

Today 16 Dec South West

Partly cloudy. Winds southerly 15 to 20 km/h turning southeasterly during the morning. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching 21 to 27.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Southwesterly 10 to 15 knots, reaching up to 20 knots in the far east early in the morning. Winds becoming variable about 10 knots in the evening.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres by early evening.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mounts Bay Temperature Statistics View More

December Temperature

Cape Otway (16km)

  • Lowest 1 December, 2025

    9.1 °C

  • Average December

    15 °C

  • Highest 4 December, 2025

    28.8 °C

Climate (2020–Present)

Cape Otway (16km)

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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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