Marion Bay Weather Forecast

    • 12
    • 18

    Cloudy

    • 12
    • 18

    Cloudy

    • 11
    • 20

    Sunny

    • 13
    • 22

    Partly cloudy

    • 14
    • 23

    Sunny

    • 15
    • 25

    Sunny

    • 17
    • 26

    Partly cloudy

Today 13 Oct Yorke Peninsula

Cloudy. Winds southerly 15 to 25 km/h turning southeasterly 15 to 20 km/h in the evening. Daytime maximum temperatures around 20.

Investigator Strait Coastal Waters

Wind
Southerly 10 to 15 knots tending southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system moves across waters to the south of the state reaching the Tasman Sea later on Thursday. A trough of low pressure moves into the far west on Friday before weakening over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marion Bay Temperature Statistics View More

October Temperature

Stenhouse Bay (6 km)

  • Lowest 11 October, 2026

    10.6 °C

  • Average October

    15.9 °C

  • Highest 8 October, 2026

    29.9 °C

Climate (2021–2026)

Stenhouse Bay (6 km)

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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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