Descartes Bay Weather Forecast

    • 11
    • 15

    Partly cloudy

    • 10
    • 14

    Possible shower

    • 8
    • 15

    Cloudy

    • 7
    • 18

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 10
    • 23

    Mostly sunny

    • 12
    • 24

    Sunny

Today 12 Oct South West

Partly cloudy. Slight chance of a shower in the early afternoon. Winds westerly 25 to 35 km/h. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots, reaching up to 30 knots in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A cold front over western waters will to clear to the far east of Bass Strait by late Monday afternoon. A southwesterly airstream will follow as a new high drifts eastwards across the Bight early this week. By Thursday the high will be centred to the southeast of Tasmania, directing an easterly flow over Bass Strait.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Descartes Bay Temperature Statistics View More

October Temperature

Portland Airport (7 km)

  • Lowest 7 October, 2026

    4.9 °C

  • Average October

    13 °C

  • Highest 8 October, 2026

    23.9 °C

Climate (2021–2026)

Portland Airport (7 km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.2 °C
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