Gunnamatta Beach Weather Forecast

    • 7
    • 16

    Partly cloudy

    • 8
    • 16

    Cloudy

    • 9
    • 16

    Shower

    • 6
    • 12

    Shower

    • 7
    • 14

    Shower

    • 8
    • 15

    Shower

    • 8
    • 15

    Shower

Today 20 Jul Mornington Peninsula

Mostly sunny. Winds northerly 15 to 20 km/h.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northwesterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres in the far west.
Weather
Mostly sunny.
Weather Situation
A high pressure system over Victoria will continue to move east over the Tasman Sea during today. A weak cold front is expected to approach western Victoria late Tuesday then cross southern Victoria on Wednesday. A high pressure ridge near the Bight will extend a ridge over northern Victoria on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

July Temperature

Cerberus (28km)

  • Lowest 19 July, 2026

    1.3 °C

  • Average July

    9.8 °C

  • Highest 1 July, 2026

    17.9 °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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