Gunnamatta Beach Weather Forecast

    • 15
    • 23

    Partly cloudy

    • 13
    • 29

    Partly cloudy

    • 18
    • 28

    Windy

    • 15
    • 23

    Shower

    • 11
    • 17

    Shower

    • 9
    • 16

    Shower

    • 8
    • 16

    Shower

Today 21 Oct Mornington Peninsula

Partly cloudy. The chance of a thunderstorm this afternoon. Light winds becoming southerly 15 to 25 km/h in the early afternoon then tending southeasterly in the evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the west.
Weather
Partly cloudy. The chance of a thunderstorm inshore this afternoon.
Weather Situation
A high pressure system centred over the Tasman Sea will drift slowly eastwards throughout this week. A weak trough lingers over western Victoria today, before a cold front approaches from the west on Friday, crossing the State over the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Gunnamatta Beach Temperature Statistics View More

October Temperature

Cerberus (28 km)

  • Lowest 15 October, 2026

    3.3 °C
  • Average October

    14.7 °C
  • Highest 9 October, 2026

    27 °C

Climate (2021–2026)

Cerberus (28 km)

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  • Average Low 2021–2026

    10.2 °C
  • Average 2021–2026

    14.6 °C
  • Average High 2021–2026

    19.7 °C
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