Discovery Bay Weather Forecast

    • 10
    • 15

    Showers. Windy

    • 8
    • 14

    Shower or two

    • 6
    • 19

    Partly cloudy

    • 8
    • 16

    Showers increasing

    • 7
    • 13

    Showers

    • 9
    • 14

    Showers

    • 8
    • 14

    Shower or two

Today 16 Sep South West

Cloudy. High chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm in the late morning and afternoon. Winds northwesterly 25 to 40 km/h. Daytime maximum temperatures around 15.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northwesterly 25 to 30 knots turning westerly in the early afternoon. Winds reaching up to 35 knots in the far east in the late evening.
Seas
3 metres.
1st Swell
Westerly 3 to 5 metres.
Weather
Partly cloudy. 90% chance of showers, with possible small hail offshore at night. The chance of a thunderstorm from the late morning.
Weather Situation
A cold front will clear to the east of the state this morning. A weak high pressure system then passes to the north of Victoria on Wednesday, moving into the Tasman Sea on Thursday, before another cold front crosses Victoria on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Discovery Bay Temperature Statistics View More

September Temperature

Portland Airport (12km)

  • Lowest 5 September, 2025

    2.2 °C

  • Average September

    11.9 °C

  • Highest 14 September, 2025

    21.3 °C

Climate (2020–Present)

Portland Airport (12km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    13.5 °C

  • Average High 2020–2025

    18.1 °C
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