Marion Bay Weather Forecast

    • 13
    • 20

    Partly cloudy

    • 13
    • 21

    Partly cloudy

    • 14
    • 22

    Partly cloudy

    • 14
    • 22

    Mostly sunny

    • 14
    • 21

    Showers

    • 14
    • 21

    Shower or two

    • 14
    • 20

    Shower or two

Today 11 May Yorke Peninsula

Mostly sunny. Light winds becoming east to southeasterly 15 to 20 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures in the low 20s.

Investigator Strait Coastal Waters

Wind
East to southeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southerly 1 to 1.5 metres through the Backstairs Passage.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system south of SA is slowly moving east, reaching the Tasman Sea by Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marion Bay Temperature Statistics View More

May Temperature

Stenhouse Bay (6km)

  • Lowest 3 May, 2026

    11.4 °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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