Marion Bay Weather Forecast

    • 11
    • 17

    Showers

    • 11
    • 18

    Showers easing

    • 13
    • 19

    Shower or two

    • 13
    • 18

    Partly cloudy

    • 13
    • 19

    Showers

    • 14
    • 18

    Showers

    • 13
    • 18

    Showers

Today 25 May Yorke Peninsula

Partly cloudy. High chance of showers. Winds northwest to northeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.

Investigator Strait Coastal Waters

Wind
Northeast to southeasterly 15 to 20 knots.
Seas
1 to 2 metres.
1st Swell
West to southwesterly around 1 metre.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A low pressure system lies north of Kangaroo Island, with an associated trough over central districts. The low is expected to move north and over the Eyre Peninsula and towards the Flinders district on Tuesday, weakening as it moves into NSW on Wednesday. A weak ridge of high pressure begins to move across SA later in the week. A cold front is expected to move over the west of SA on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marion Bay Temperature Statistics View More

May Temperature

Stenhouse Bay (6km)

  • Lowest 22 May, 2026

    9.8 °C

  • Average May

    16 °C

  • Highest 1 May, 2026

    28.9 °C

Climate (2021–Present)

Stenhouse Bay (6km)

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  • Average Low 2021–2026

    13.1 °C

  • Average 2021–2026

    16.1 °C

  • Average High 2021–2026

    20.5 °C
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