Gunnamatta Beach Weather Forecast

    • 9
    • 16

    Sunny

    • 7
    • 18

    Partly cloudy

    • 9
    • 17

    Shower

    • 8
    • 17

    Partly cloudy

    • 7
    • 22

    Sunny

    • 11
    • 24

    Partly cloudy

    • 12
    • 20

    Shower

Today 4 Oct Mornington Peninsula

Mostly sunny. Winds southwesterly 15 to 20 km/h becoming light in the late evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Southwesterly 10 to 15 knots, reaching up to 20 knots in the far east during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres in the far east during the afternoon.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres in the far west.
Weather
Partly cloudy.
Weather Situation
A low pressure system is in eastern Bass Strait and is forecast to weaken as it moves further away to the east. A weak high pressure system in the Bight will extend a ridge over the State during Sunday and Monday. A cold front is forecast to cross southern Victoria Tuesday morning, ahead of another high developing in the Bight.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

October Temperature

Cerberus (28km)

  • Lowest 2 October, 2026

    11.6 °C

  • Average October

    14 °C

  • Highest 1 October, 2026

    20.9 °C

Climate (2021–2026)

Cerberus (28km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    19.7 °C
Get WillyWeather+ to remove ads