Mouth Flat Beach Weather Forecast

    • 9
    • 17

    Shower

    • 9
    • 17

    Shower

    • 10
    • 17

    Partly cloudy

    • 10
    • 17

    Partly cloudy

    • 12
    • 18

    Partly cloudy

    • 13
    • 18

    Shower

    • 10
    • 17

    Shower

Today 5 Jun Kangaroo Island

Partly cloudy. Medium chance of showers, becoming less likely this afternoon. Winds westerly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures around 17.

South Central Coastal Waters

Wind
Southwesterly 15 to 20 knots turning westerly during the morning.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A broad southwesterly flow over SA waters will tend west to northwesterly as a high pressure system over southern WA moves steadily eastwards across northern SA on Friday and Saturday, reaching NSW on Sunday and the Tasman Sea by Monday. Northerly winds freshen from the west on Tuesday ahead of a mid-week southwesterly change.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

June Temperature

Cape Willoughby (17km)

  • Lowest 3 June, 2026

    10.2 °C

  • Average June

    13.4 °C

  • Highest 1 June, 2026

    18.3 °C

Climate (2021–Present)

Cape Willoughby (17km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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