Mounts Bay Weather Forecast

    • 9
    • 14

    Partly cloudy

    • 8
    • 16

    Sunny

    • 10
    • 17

    Possible shower

    • 12
    • 16

    Showers

    • 11
    • 15

    Showers increasing

    • 9
    • 15

    Showers

    • 9
    • 14

    Shower or two

Today 16 Aug South West

Partly cloudy. Patchy fog in the morning, mainly in the south. Slight chance of a shower near the Otways in the early morning. Near zero chance of rain elsewhere. Light winds becoming easterly 15 to 20 km/h in the morning then becoming light in the early afternoon. Overnight temperatures falling to around 4 with daytime temperatures reaching around 16.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
East to southeasterly 10 to 15 knots tending east to northeasterly in the late evening.
Seas
Below 0.5 metres, increasing to below 1 metre in the east.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres in the west.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mounts Bay Temperature Statistics View More

August Temperature

Cape Otway (16km)

  • Lowest 1 August, 2026

    6.4 °C

  • Average August

    11.4 °C

  • Highest 2 August, 2026

    16.4 °C

Climate (2021–2026)

Cape Otway (16km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.5 °C
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