Mount Martha Weather Forecast

    • 9
    • 19

    Mostly clear

    • 10
    • 24

    Possible shower

    • 14
    • 20

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 10
    • 21

    Partly cloudy

    • 11
    • 29

    Sunny

    • 17
    • 25

    Shower or two

Today 7 Dec Mornington Peninsula

Partly cloudy. Winds southwesterly 20 to 30 km/h tending southerly 15 to 20 km/h in the evening then becoming light in the late evening.

Port Phillip Local Waters

Wind
Southwesterly 10 to 15 knots turning south to southeasterly below 10 knots in the middle of the day then becoming east to southeasterly in the late evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure builds over the state today and Monday, before a cold front clips the south late on Monday and into Tuesday. A new ridge moves over the State on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mount Martha Temperature Statistics View More

December Temperature

Cerberus (18km)

  • Lowest 3 December, 2025

    6 °C

  • Average December

    16.1 °C

  • Highest 4 December, 2025

    34 °C

Climate (2020–Present)

Cerberus (18km)

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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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