Gunnamatta Beach Weather Forecast

    • 9
    • 23

    Partly cloudy

    • 14
    • 21

    Shower

    • 11
    • 16

    Shower

    • 9
    • 17

    Partly cloudy

    • 8
    • 19

    Partly cloudy

    • 11
    • 24

    Shower

    • 13
    • 21

    Shower

Today 24 Sep Mornington Peninsula

Partly cloudy. Light winds becoming northerly 20 to 30 km/h in the morning then becoming light in the late afternoon.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northeasterly 10 to 15 knots turning northerly below 10 knots in the late morning and afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the 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

    12.8 °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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