Marion Bay Weather Forecast

    • 13
    • 21

    Sunny

    • 13
    • 26

    Mostly sunny

    • 17
    • 23

    Shower or two

    • 14
    • 21

    Showers increasing

    • 12
    • 19

    Shower or two

    • 11
    • 19

    Shower or two

    • 11
    • 19

    Possible shower

Today 21 Oct Yorke Peninsula

Mostly sunny. Winds southeasterly 15 to 25 km/h becoming light in the late evening. Overnight temperatures falling to around 10 with daytime temperatures reaching 23 to 28.

Investigator Strait Coastal Waters

Wind
Southeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres around midday.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • 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

    16.5 °C

  • Highest 18 October, 2026

    31.7 °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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