Portarlington Weather Forecast

    • 7
    • 14

    Possible shower

    • 7
    • 14

    Showers. Becoming windy

    • 9
    • 16

    Showers. Wind easing

    • 10
    • 15

    Showers

    • 8
    • 14

    Showers

    • 8
    • 15

    Shower or two

    • 8
    • 16

    Partly cloudy

Today 31 May Geelong and Surf Coast

Partly cloudy. Medium chance of showers, most likely in the late morning and afternoon. Winds west to northwesterly 20 to 30 km/h.

Port Phillip Local Waters

Wind
Westerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres around midday.
Weather
Partly cloudy. 60% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

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Portarlington Temperature Statistics View More

May Temperature

Avalon Airport (17km)

  • Lowest 11 May, 2026

    5.3 °C

  • Average May

    13.7 °C

  • Highest 1 May, 2026

    29.3 °C

Climate (2021–Present)

Avalon Airport (17km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.6 °C
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