Gunnamatta Beach Weather Forecast

    • 8
    • 15

    Rain

    • 6
    • 15

    Shower

    • 9
    • 16

    Shower

    • 9
    • 15

    Shower

    • 8
    • 16

    Cloudy

    • 8
    • 15

    Partly cloudy

    • 7
    • 14

    Partly cloudy

Today 11 Jul Mornington Peninsula

Partly cloudy. Very high chance of rain, most likely in the late afternoon and evening. Winds northerly 20 to 30 km/h increasing to 35 to 50 km/h in the early morning then turning northwesterly 30 to 45 km/h in the evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening. Winds turning west to northwesterly 20 to 25 knots in the evening.
Seas
1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres in the far west.
Weather
Partly cloudy. Near 100% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

July Temperature

Cerberus (28km)

  • Lowest 7 July, 2026

    1.5 °C

  • Average July

    9.1 °C

  • Highest 1 July, 2026

    17.9 °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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