Marion Bay Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 12
    • 17

    Partly cloudy

    • 11
    • 19

    Mostly sunny

    • 13
    • 19

    Partly cloudy

    • 11
    • 19

    Sunny

    • 13
    • 25

    Sunny

    • 14
    • 22

    Showers

Today 3 Oct Yorke Peninsula

Partly cloudy. Winds southerly 25 to 35 km/h turning southeasterly 15 to 25 km/h in the evening. Daytime maximum temperatures between 19 and 22.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 20 knots turning southeasterly 10 to 15 knots in the evening.
Seas
1 to 1.5 metres.
1st Swell
West to southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather
Partly cloudy.
Weather Situation
A low pressure system developing in Victoria will move east. In the west, a high pressure system will move into the Bight and slowly move east to be centred over Victoria on Monday, while extending a ridge into parts of the state. Another trough near the WA border is expected to develop from Saturday and extend into the state before weakening by Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marion Bay Temperature Statistics View More

October Temperature

Stenhouse Bay (6km)

  • Lowest 2 October, 2026

    12.9 °C

  • Average October

    15.3 °C

  • Highest 1 October, 2026

    21 °C

Climate (2021–2026)

Stenhouse Bay (6km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    16.1 °C

  • Average High 2021–2026

    20.5 °C
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