Sunnyside Beach Weather Forecast

    • 14
    • 29

    Partly cloudy

    • 17
    • 31

    Partly cloudy

    • 17
    • 28

    Possible shower

    • 14
    • 21

    Cloudy

    • 12
    • 23

    Mostly sunny

    • 12
    • 31

    Partly cloudy

    • 18
    • 29

    Partly cloudy

Today 29 Jan Mornington Peninsula

Partly cloudy. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly in the evening.

Port Phillip Local Waters

Wind
Southeast to southwesterly 15 to 20 knots tending east to southeasterly 10 to 15 knots in the late evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A ridge will persist to the south of Victoria until Friday with a new trough starting to move across Victoria on Saturday. A strong high pressure system extends a ridge into western districts in the wake of the trough.
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  • Temperature Forecast Bureau of Meteorology

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Sunnyside Beach Temperature Statistics View More

January Temperature

Cerberus (20km)

  • Lowest 23 January, 2026

    7.5 °C

  • Average January

    19.6 °C

  • Highest 9 January, 2026

    42.3 °C

Climate (2021–Present)

Cerberus (20km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    19.5 °C
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