Mounts Bay Weather Forecast

    • 16
    • 22

    Cloudy

    • 11
    • 17

    Cloudy

    • 11
    • 18

    Partly cloudy

    • 12
    • 22

    Partly cloudy

    • 15
    • 25

    Partly cloudy

    • 14
    • 20

    Cloudy

    • 13
    • 21

    Partly cloudy

Today 30 Dec South West

Cloudy. Slight chance of a shower near the Otways, most likely in the late afternoon and evening. Near zero chance of rain elsewhere. Winds southerly 20 to 30 km/h. Daytime maximum temperatures between 19 and 26.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
South to southwesterly 15 to 20 knots increasing to 15 to 25 knots in the middle of the day. Winds reaching up to 30 knots in the west in the afternoon.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres around midday.
1st Swell
West to southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather
Cloudy.
Weather Situation
A trough will cross the coast during Tuesday. A new ridge of high pressure will develop across the south on Wednesday, persisting across the coast into Friday.
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

    15.3 °C

  • Highest 18 December, 2025

    29.9 °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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