American Beach Weather Forecast

    • 11
    • 16

    Cloudy

    • 9
    • 16

    Shower

    • 7
    • 13

    Shower

    • 8
    • 15

    Cloudy

    • 9
    • 16

    Shower

    • 8
    • 15

    Shower

    • 9
    • 15

    Shower

Today 21 Jul Kangaroo Island

Cloudy. High chance of showers in the west, medium chance elsewhere. Winds northwesterly 15 to 20 km/h.

Investigator Strait Coastal Waters

Wind
Northwesterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough crosses South Australia on Tuesday evening, followed by a series of weak cold fronts that cross the south of the State during Wednesday. A ridge of high pressure will build over the west of the State from later Wednesday, with the high centre expected to cross South Australia on Friday and Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

American Beach Temperature Statistics View More

July Temperature

Cape Willoughby (24km)

  • Lowest 12 July, 2026

    8.2 °C

  • Average July

    12.5 °C

  • Highest 12 July, 2026

    16.7 °C

Climate (2021–2026)

Cape Willoughby (24km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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