South Beach Weather Forecast

    • 9
    • 15

    Shower or two

    • 9
    • 15

    Shower or two

    • 8
    • 14

    Possible shower

    • 6
    • 15

    Partly cloudy

    • 7
    • 16

    Mostly sunny

    • 7
    • 18

    Mostly sunny

    • 9
    • 18

    Possible shower

Today 13 Aug Mornington Peninsula

Partly cloudy. Medium chance of showers. Winds westerly 20 to 30 km/h becoming light in the early afternoon then becoming westerly 15 to 25 km/h in the evening.

Western Port Local Waters

Wind
Westerly 10 to 15 knots, reaching up to 20 knots west of Sandy Point early in the morning. Winds decreasing to about 10 knots in the early afternoon.
Seas
Below 1 metre.
Weather
Partly cloudy. 70% chance of showers.
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South Beach Temperature Statistics View More

August Temperature

Cerberus (3km)

  • Lowest 2 August, 2026

    2.3 °C

  • Average August

    10.5 °C

  • Highest 2 August, 2026

    17.4 °C

Climate (2021–2026)

Cerberus (3km)

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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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