Sullivan Bay Weather Forecast

    • 13
    • 17

    Shower

    • 9
    • 15

    Shower

    • 9
    • 15

    Cloudy

    • 8
    • 19

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 11
    • 20

    Sunny

    • 12
    • 22

    Sunny

Today 12 Oct Mornington Peninsula

Cloudy. High chance of showers in the morning and early afternoon. The chance of a thunderstorm early this morning. Winds northwesterly 15 to 25 km/h turning west to southwesterly 25 to 35 km/h in the morning.

Port Phillip Local Waters

Wind
North to northwesterly 15 to 20 knots turning west to southwesterly during the morning.
Seas
Around 1 metre.
Weather
Cloudy. 80% chance of showers in the morning and early afternoon. The chance of a thunderstorm early this morning.
Weather Situation
A cold front over western Bass Strait will cross local waters during Monday morning. A southwesterly airstream will follow as a new high drifts eastwards across the Bight early this week. By Thursday the high will be centred to the southeast of Tasmania, directing an easterly flow.
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  • Temperature Forecast Bureau of Meteorology

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Sullivan Bay Temperature Statistics View More

October Temperature

Cerberus (36 km)

  • Lowest 6 October, 2026

    7.2 °C

  • Average October

    14.3 °C

  • Highest 9 October, 2026

    27 °C

Climate (2021–2026)

Cerberus (36 km)

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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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