Moondah Beach Weather Forecast

    • 11
    • 21

    Rain

    • 11
    • 20

    Possible shower

    • 12
    • 19

    Morning shower or two

    • 12
    • 21

    Possible shower

    • 11
    • 18

    Cloudy

    • 11
    • 19

    Cloudy

    • 10
    • 26

    Sunny

Today 21 Dec Mornington Peninsula

Cloudy. Very high chance of rain. The chance of a thunderstorm in the afternoon. Light winds becoming southeasterly 15 to 25 km/h in the morning then turning south to southwesterly 25 to 40 km/h in the late afternoon.

Port Phillip Local Waters

Wind
East to southeasterly about 10 knots tending southeast to southwesterly 15 to 20 knots in the middle of the day then becoming southwesterly 15 to 25 knots in the evening.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday.
Weather
Cloudy. 90% chance of rain. The chance of a thunderstorm in the afternoon.
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Moondah Beach Temperature Statistics View More

December Temperature

Cerberus (21km)

  • Lowest 3 December, 2025

    6 °C

  • Average December

    16.5 °C

  • Highest 18 December, 2025

    35.8 °C

Climate (2020–Present)

Cerberus (21km)

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  • Average Low 2020–2025

    10.1 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    19.5 °C
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