Gunnamatta Beach Weather Forecast

    • 11
    • 16

    Shower

    • 9
    • 16

    Shower

    • 8
    • 15

    Shower

    • 8
    • 15

    Shower

    • 8
    • 16

    Partly cloudy

    • 9
    • 17

    Shower

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    • 15

    Shower

Today 19 Aug Mornington Peninsula

Cloudy. Very high chance of showers, most likely in the morning and afternoon. Damaging winds possible. Winds northeasterly 25 to 40 km/h turning northerly 35 to 50 km/h in the early morning then decreasing to 20 to 30 km/h in the evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
North to northeasterly 15 to 25 knots, reaching up to 30 knots in the west during the morning and early afternoon. Winds tending north to northwesterly 15 to 20 knots during the day.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres in the far west.
Weather
Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the west in the morning and afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

August Temperature

Cerberus (28km)

  • Lowest 2 August, 2026

    2.3 °C

  • Average August

    10.5 °C

  • Highest 2 August, 2026

    17.4 °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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