Sullivan Bay Weather Forecast

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    • 14

    Shower

    • 9
    • 14

    Shower

    • 9
    • 14

    Cloudy

    • 6
    • 14

    Sunny

    • 6
    • 14

    Partly cloudy

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    • 14

    Shower

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    Shower

Today 3 Jul Mornington Peninsula

Cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. Winds northwesterly 30 to 45 km/h tending westerly in the morning then decreasing to 20 to 30 km/h in the evening.

Port Phillip Local Waters

Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots during the morning. Winds turning westerly 15 to 25 knots in the morning.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres around midday.
Weather
Cloudy. 90% chance of showers.
Weather Situation
Another cold front crosses the state today shifting winds to a colder southwesterly flow. A high pressure system moves over the Bight during the weekend, extending a ridge over the southeast of the country into the new week.
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Sullivan Bay Temperature Statistics View More

July Temperature

Cerberus (36km)

  • Lowest 2 July, 2026

    10.6 °C

  • Average July

    12.8 °C

  • Highest 1 July, 2026

    17.9 °C

Climate (2021–2026)

Cerberus (36km)

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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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