Gunnamatta Beach Weather Forecast

    • 8
    • 16

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 10
    • 23

    Windy

    • 15
    • 22

    Shower

    • 12
    • 20

    Shower

    • 10
    • 16

    Shower

    • 9
    • 17

    Partly cloudy

Today 27 Sep Mornington Peninsula

Partly cloudy. Winds southerly 20 to 30 km/h turning southeasterly before dawn.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
South to southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2.5 to 3 metres in the far west.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

September Temperature

Cerberus (28km)

  • Lowest 23 September, 2026

    1.8 °C

  • Average September

    13.3 °C

  • Highest 20 September, 2026

    26.2 °C

Climate (2021–2026)

Cerberus (28km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    19.7 °C
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