Marion Bay Weather Forecast

    • 9
    • 18

    Rain

    • 13
    • 19

    Rain

    • 13
    • 19

    Rain

    • 10
    • 17

    Showers increasing. Windy

    • 10
    • 16

    Showers easing. Wind easing

    • 10
    • 16

    Shower or two

    • 9
    • 16

    Possible shower

Today 15 Jun Yorke Peninsula

Cloudy. Very high chance of showers. Winds northeasterly 15 to 25 km/h tending northerly in the middle of the day. Daytime maximum temperatures around 19.

Investigator Strait Coastal Waters

Wind
Northerly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres by early evening.
Weather
Cloudy. Near 100% chance of rain.
Weather Situation
A high pressure system centred over the Tasman Sea extends a ridge over the northeast of SA. A low pressure system will develop over the Bight on Monday then will remain slow-moving until later Thursday when it will move eastwards. An associated cold front will move across SA during Wednesday followed by a second front later Thursday. A high pressure ridge will move across from the west over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marion Bay Temperature Statistics View More

June Temperature

Stenhouse Bay (6km)

  • Lowest 11 June, 2026

    8.2 °C

  • Average June

    14.1 °C

  • Highest 12 June, 2026

    20.9 °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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