Sullivan Bay Weather Forecast

    • 10
    • 15

    Shower

    • 9
    • 15

    Shower

    • 10
    • 15

    Shower

    • 9
    • 14

    Partly cloudy

    • 7
    • 15

    Partly cloudy

    • 7
    • 15

    Partly cloudy

    • 8
    • 17

    Partly cloudy

Today 12 Aug Mornington Peninsula

Partly cloudy. Very high chance of showers, most likely in the morning. Winds north to northwesterly 25 to 40 km/h turning westerly 20 to 30 km/h in the morning.

Port Phillip Local Waters

Wind
Northerly 15 to 20 knots, reaching up to 25 knots in the south early in the morning. Winds turning westerly in the morning.
Seas
1 to 1.5 metres, decreasing below 1 metre during the afternoon.
Weather
Partly cloudy. 90% chance of showers.
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Sullivan Bay Temperature Statistics View More

August Temperature

Cerberus (36km)

  • Lowest 2 August, 2026

    2.3 °C

  • Average August

    10.4 °C

  • Highest 2 August, 2026

    17.4 °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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