Marion Bay Weather Forecast

    • 14
    • 26

    Mostly sunny

    • 16
    • 22

    Mostly sunny

    • 14
    • 20

    Showers increasing

    • 12
    • 19

    Shower or two

    • 11
    • 18

    Possible shower

    • 11
    • 19

    Partly cloudy

    • 13
    • 20

    Cloudy

Today 22 Oct Yorke Peninsula

Partly cloudy. The chance of fog in the north in the early morning. Light winds becoming northwest to northeasterly 20 to 30 km/h in the morning then becoming light in the evening. Overnight temperatures falling to around 13 with daytime temperatures reaching the low 30s.

Investigator Strait Coastal Waters

Wind
Northeast to southeasterly 10 to 15 knots tending north to northeasterly in the morning then becoming variable about 10 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
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

    16.4 °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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