Marion Bay Weather Forecast

    • 12
    • 20

    Showers increasing. Windy

    • 12
    • 17

    Showers easing. Wind easing

    • 10
    • 19

    Possible shower

    • 13
    • 22

    Showers increasing. Windy

    • 13
    • 17

    Showers easing. Wind easing

    • 11
    • 17

    Partly cloudy

    • 12
    • 18

    Showers

Today 9 Jun Yorke Peninsula

Becoming cloudy. High chance of showers in the south, medium chance elsewhere. Winds northerly 25 to 40 km/h. Daytime maximum temperatures around 19.

Investigator Strait Coastal Waters

Wind
Northerly 20 to 30 knots.
Seas
1.5 to 2.5 metres.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres by early evening.
Weather
Becoming cloudy. 90% chance of showers.
Weather Situation
A high pressure system over the Tasman Sea is responsible for a ridge hovering over the north of the state. A cold front will slide over the south of SA overnight, while the ridge persists into Thursday. Northerly winds will freshen ahead of a second cold front expected overnight Friday or Saturday morning.
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 7 June, 2026

    8.4 °C

  • Average June

    13.7 °C

  • Highest 1 June, 2026

    19.9 °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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