Mount Martha South Beach Weather Forecast

    • 12
    • 20

    Partly cloudy

    • 12
    • 24

    Showers developing

    • 11
    • 17

    Showers

    • 9
    • 17

    Cloudy

    • 5
    • 19

    Partly cloudy

    • 9
    • 20

    Partly cloudy

    • 10
    • 21

    Mostly sunny

Today 15 Apr Mornington Peninsula

Cloudy. High chance of showers, becoming less likely in the afternoon. Winds westerly 15 to 20 km/h becoming light in the early afternoon.

Port Phillip Local Waters

Wind
Variable about 10 knots.
Seas
Below 1 metre.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A high pressure system over South Australia maintains a ridge over northern Victoria over the next few days, while a mostly westerly flow continues over Bass Strait. A weak cold front is expected to cross Bass Strait early today, with another stronger front to follow late Thursday. A high pressure system will move Victoria over the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Mount Martha South Beach Temperature Statistics View More

April Temperature

Cerberus (18km)

  • Lowest 8 April, 2026

    9.3 °C

  • Average April

    15.6 °C

  • Highest 1 April, 2026

    28.3 °C

Climate (2021–Present)

Cerberus (18km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    19.6 °C
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