Gunnamatta Beach Weather Forecast

    • 9
    • 15

    Light shower

    • 9
    • 15

    Light shower

    • 8
    • 14

    Partly cloudy

    • 6
    • 14

    Partly cloudy

    • 7
    • 16

    Partly cloudy

    • 8
    • 17

    Partly cloudy

    • 9
    • 17

    Partly cloudy

Today 13 Aug Mornington Peninsula

Partly cloudy. Medium chance of light showers, becoming less likely in the evening. Winds westerly 15 to 25 km/h becoming light in the early afternoon then becoming westerly 15 to 25 km/h in the evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Westerly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 2 to 3 metres, increasing to 3 to 5 metres in the west.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A high pressure system developing south of the Bight extends a ridge over Victoria. The high will drift slowly to the southeast over Tasmania over the weekend.
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  • 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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