Marion Bay Weather Forecast

    • 14
    • 20

    Partly cloudy

    • 12
    • 21

    Sunny

    • 13
    • 26

    Mostly sunny

    • 17
    • 24

    Shower or two

    • 14
    • 20

    Shower or two

    • 11
    • 18

    Showers

    • 11
    • 17

    Shower or two

Today 20 Oct Yorke Peninsula

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds northwest to northeasterly 15 to 20 km/h tending southwesterly 20 to 30 km/h before dawn then turning south to southeasterly 15 to 20 km/h during the afternoon and evening. Overnight temperatures falling to around 12 with daytime temperatures reaching the low to mid 20s.

Investigator Strait Coastal Waters

Wind
South to southwesterly about 10 knots becoming southwesterly 15 to 20 knots before dawn then turning south to southeasterly 10 to 15 knots in the evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm in the morning and afternoon.
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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