Portsea Surf Beach Weather Forecast

    • 17
    • 25

    Shower

    • 14
    • 18

    Shower

    • 14
    • 19

    Cloudy

    • 13
    • 21

    Partly cloudy

    • 15
    • 22

    Shower

    • 15
    • 20

    Cloudy

    • 14
    • 21

    Partly cloudy

Today 11 Mar Mornington Peninsula

Partly cloudy. Medium chance of showers. The chance of a thunderstorm early this evening, possibly severe with damaging winds. Winds westerly 30 to 45 km/h turning southwesterly 35 to 55 km/h in the evening.

Port Phillip Local Waters

Wind
West to southwesterly 20 to 30 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres by early evening.
Weather
Partly cloudy. The chance of a thunderstorm early this evening with possible squalls above 40 knots.
Weather Situation
A low pressure trough over eastern Bass Strait will move over the Tasman Sea tonight as a ridge of high pressure extends over southern Victoria. The ridge will persist through the end of the week and into the weekend as a large high pressure system crosses waters south of the Bight.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portsea Surf Beach Temperature Statistics View More

March Temperature

Avalon Airport (39km)

  • Lowest 6 March, 2026

    11.9 °C

  • Average March

    19 °C

  • Highest 1 March, 2026

    30.2 °C

Climate (2021–Present)

Avalon Airport (39km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.5 °C
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