Gunnamatta Beach Weather Forecast

    • 9
    • 15

    Shower

    • 8
    • 15

    Shower

    • 8
    • 16

    Shower

    • 8
    • 14

    Shower

    • 7
    • 13

    Shower

    • 7
    • 14

    Shower

    • 5
    • 14

    Partly cloudy

Today 25 Jul Mornington Peninsula

Cloudy. Very high chance of showers, becoming less likely this afternoon. Winds westerly 20 to 30 km/h.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Westerly 20 to 25 knots, reaching up to 30 knots during the morning and early afternoon.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres, increasing to 2 to 4 metres in the west.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A high pressure ridge develops over the north of the state today and will extend across remaining parts during Sunday. The high pressure system will drift into the Tasman Sea on Monday. A cold front will then enter from the west, crossing Victoria on Tuesday with a southwesterly airstream following in its wake.
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

    10 °C
  • Highest 1 July, 2026

    17.9 °C

Climate (2021–2026)

Cerberus (28km)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    10.2 °C
  • Average 2021–2026

    14.6 °C
  • Average High 2021–2026

    19.7 °C
Get WillyWeather+ to remove ads