Sunnyside Beach Weather Forecast

    • 10
    • 19

    Partly cloudy

    • 11
    • 21

    Shower or two

    • 12
    • 19

    Showers

    • 12
    • 24

    Showers increasing

    • 11
    • 17

    Shower or two

    • 9
    • 17

    Cloudy

    • 6
    • 19

    Possible shower

Today 13 Apr Mornington Peninsula

Partly cloudy. Slight chance of a shower. Winds westerly 15 to 25 km/h.

Port Phillip Local Waters

Wind
West to southwesterly 15 to 20 knots tending westerly 10 to 15 knots in the late evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system over South Australia maintains a ridge over northern Victoria over the next few days, while a mostly westerly flow continues over Bass Strait. A weak cold front is expected to cross Bass Strait early Wednesday, with a second cold front to follow late Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sunnyside Beach Temperature Statistics View More

April Temperature

Cerberus (20km)

  • Lowest 8 April, 2026

    9.3 °C

  • Average April

    15.7 °C

  • Highest 1 April, 2026

    28.3 °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

    19.6 °C
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