Gunnamatta Beach Weather Forecast

    • 8
    • 23

    Partly cloudy

    • 15
    • 23

    Shower

    • 13
    • 20

    Rain

    • 10
    • 16

    Shower

    • 9
    • 16

    Shower

    • 9
    • 18

    Partly cloudy

    • 9
    • 19

    Shower

Today 29 Sep Mornington Peninsula

Partly cloudy. Winds northeasterly 15 to 20 km/h turning northerly 25 to 40 km/h in the morning.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northeasterly 10 to 15 knots turning northerly 15 to 25 knots in the late morning and afternoon. Winds reaching up to 30 knots in the far west in the late evening.
Seas
Around 1 metre, increasing to 1 to 2 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the far west.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

September Temperature

Cerberus (28km)

  • Lowest 23 September, 2026

    1.8 °C

  • Average September

    13.1 °C

  • Highest 20 September, 2026

    26.2 °C

Climate (2021–2026)

Cerberus (28km)

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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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