Mouth Flat Beach Weather Forecast

    • 8
    • 14

    Partly cloudy

    • 7
    • 15

    Partly cloudy

    • 9
    • 15

    Partly cloudy

    • 9
    • 15

    Shower

    • 11
    • 15

    Shower

    • 9
    • 15

    Shower

    • 10
    • 15

    Shower

Today 7 Jul Kangaroo Island

Partly cloudy. Winds east to northeasterly 15 to 20 km/h becoming light in the late evening. Daytime maximum temperatures around 15.

South Central Coastal Waters

Wind
Northeasterly 15 to 20 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system centred near Tasmania will extend a ridge over SA. The ridge will weaken mid-week as a trough moves over western coasts then a cold front will move across from the west late Friday and early Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

July Temperature

Cape Willoughby (17km)

  • Lowest 3 July, 2026

    9.2 °C

  • Average July

    11.9 °C

  • Highest 1 July, 2026

    14.8 °C

Climate (2021–2026)

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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