Gunnamatta Beach Weather Forecast

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Today 23 Jul Mornington Peninsula

Partly cloudy. Very high chance of showers. Winds westerly 20 to 30 km/h increasing to 25 to 35 km/h in the middle of the day.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Westerly 20 to 30 knots, reaching up to 35 knots in the far east in the evening. Winds turning southwesterly 25 to 30 knots in the evening.
Seas
2 to 3 metres.
1st Swell
Southwesterly 2 to 3 metres, increasing to 2 to 4 metres during the morning.
Weather
Partly cloudy. 95% chance of showers, with possible small hail.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

July Temperature

Cerberus (28km)

  • Lowest 19 July, 2026

    1.3 °C

  • Average July

    10.1 °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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