Descartes Bay Weather Forecast

    • 11
    • 17

    Cloudy

    • 10
    • 17

    Possible shower

    • 9
    • 18

    Partly cloudy

    • 8
    • 21

    Sunny

    • 10
    • 22

    Partly cloudy

    • 11
    • 21

    Cloudy

    • 13
    • 21

    Shower or two

Today 9 May South West

Cloudy. Slight chance of a shower. Winds south to southwesterly 15 to 20 km/h becoming light in the evening. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
South to southwesterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres around midday.
Weather
Cloudy.
Weather Situation
A large high pressure system in the Bight continues to build and will slowly drift eastwards over the coming days, moving south of Victoria early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Descartes Bay Temperature Statistics View More

May Temperature

Portland Airport (7km)

  • Lowest 8 May, 2026

    10.2 °C

  • Average May

    14.7 °C

  • Highest 1 May, 2026

    27.3 °C

Climate (2021–Present)

Portland Airport (7km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.1 °C
Get WillyWeather+ to remove ads