Portsea Surf Beach Weather Forecast

    • 10
    • 15

    Shower

    • 8
    • 17

    Shower

    • 12
    • 17

    Shower

    • 10
    • 15

    Shower

    • 9
    • 15

    Shower

    • 8
    • 15

    Shower

    • 10
    • 14

    Cloudy

Today 3 Sep Mornington Peninsula

Partly cloudy. High chance of showers, becoming less likely in the afternoon. Winds westerly 25 to 35 km/h decreasing to 15 to 25 km/h in the evening.

Port Phillip Local Waters

Wind
Westerly 15 to 25 knots.
Seas
Around 1 metre.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A cold front embedded in a westerly flow will clip the south of Victoria today, with a high pressure system to build to the north of the state in the evening. This high is expected to move over the Tasman Sea on Friday morning, with a strong cold front to approach the west of Victoria on Friday evening and cross the state on Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portsea Surf Beach Temperature Statistics View More

September Temperature

Avalon Airport (39km)

  • Lowest 1 September, 2026

    4 °C

  • Average September

    13.8 °C

  • Highest 1 September, 2026

    21.8 °C

Climate (2021–2026)

Avalon Airport (39km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.6 °C
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