Mount Martha Weather Forecast

    • 16
    • 29

    Clear

    • 14
    • 25

    Partly cloudy

    • 13
    • 21

    Mostly sunny

    • 11
    • 28

    Sunny

    • 13
    • 37

    Sunny

    • 19
    • 28

    Partly cloudy

    • 13
    • 31

    Mostly sunny

Today 20 Jan Mornington Peninsula

Clear. Winds east to southeasterly 20 to 30 km/h.

Port Phillip Local Waters

Wind
Southeasterly 15 to 20 knots.
Seas
Around 1 metre.
Weather
Clear.
Weather Situation
A low pressure trough over western districts will move slowly northeastwards today. A high pressure system moves into waters south of the Bight and extends a ridge over western Victoria and more broadly over the state on Thursday. The high then moves into the Tasman Sea on Friday, followed by a trough of low pressure over the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Mount Martha Temperature Statistics View More

January Temperature

Cerberus (18km)

  • Lowest 2 January, 2026

    8.5 °C

  • Average January

    19 °C

  • Highest 9 January, 2026

    42.3 °C

Climate (2021–Present)

Cerberus (18km)

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  • Average Low 2021–2026

    10.1 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    19.5 °C
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