Gunnamatta Beach Weather Forecast

    • 8
    • 16

    Sunny

    • 8
    • 14

    Shower

    • 6
    • 14

    Shower

    • 8
    • 14

    Shower

    • 7
    • 15

    Shower

    • 7
    • 15

    Partly cloudy

    • 7
    • 15

    Shower

Today 2 Aug Mornington Peninsula

Sunny. Winds northerly 25 to 40 km/h.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northerly 15 to 20 knots, reaching up to 25 knots in the far west in the late evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres in the far west later in the evening.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2.5 to 3 metres in the far west.
Weather
Sunny.
Weather Situation
A high pressure system centred over the Tasman Sea will continue to move eastwards on Sunday as a cold front approaches from the west. The front is forecast to cross Victoria on Monday and a high pressure system will move over the Bight. This high is expected to move slowly eastwards over Victoria/southern NSW mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

August Temperature

Cerberus (28km)

  • Lowest 1 August, 2026

    2.7 °C

  • Average August

    5.8 °C

  • Highest

    –

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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