Gunnamatta Beach Weather Forecast

    • 9
    • 15

    Shower

    • 7
    • 15

    Cloudy

    • 9
    • 15

    Cloudy

    • 7
    • 14

    Cloudy

    • 6
    • 14

    Cloudy

    • 5
    • 16

    Partly cloudy

    • 7
    • 16

    Partly cloudy

Today 14 Jul Mornington Peninsula

Cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. Winds northwesterly 20 to 30 km/h turning west to southwesterly 30 to 45 km/h in the early afternoon then decreasing to 15 to 25 km/h in the late evening.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Westerly 25 to 30 knots, reaching up to 35 knots in the afternoon. Winds tending southwesterly 20 to 30 knots in the late afternoon.
Seas
2 to 3 metres.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 5 metres in the west.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm offshore in the late morning and afternoon.
Weather Situation
A cold front embedded in a westerly airstream will cross southern Victoria on Tuesday afternoon. A high pressure system will move over the Bight on Tuesday night before approaching western Victoria on Wednesday. The high will then cross Victoria on Thursday before moving over the Tasman Sea on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gunnamatta Beach Temperature Statistics View More

July Temperature

Cerberus (28km)

  • Lowest 7 July, 2026

    1.5 °C

  • Average July

    9.7 °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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