Marion Bay Weather Forecast

    • 12
    • 19

    Cloud clearing

    • 11
    • 19

    Partly cloudy

    • 13
    • 22

    Mostly sunny

    • 16
    • 24

    Shower or two

    • 16
    • 22

    Mostly sunny

    • 14
    • 22

    Shower or two

    • 14
    • 22

    Possible shower

Today 27 Oct Yorke Peninsula

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Light winds becoming south to southwesterly 15 to 25 km/h in the middle of the day then tending south to southeasterly 15 to 20 km/h in the evening. Daytime maximum temperatures between 19 and 22.

Investigator Strait Coastal Waters

Wind
Variable about 10 knots becoming southwesterly 10 to 15 knots in the middle of the day then tending southerly in the late afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure moves into western SA and will persist over most the state, as the associated high drifts east across waters to the south, clearing east of Australia from Thursday. A trough and low pressure system are then forecast to track into western SA on Thursday before crossing the rest of the state on Friday.
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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 26 October, 2026

    10.3 °C

  • Average October

    16.4 °C

  • Highest 22 October, 2026

    32.3 °C

Climate (2021–2026)

Stenhouse Bay (6 km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    20.5 °C
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