American Beach Weather Forecast

    • 6
    • 15

    Partly cloudy

    • 9
    • 16

    Partly cloudy

    • 10
    • 16

    Partly cloudy

    • 11
    • 16

    Cloudy

    • 10
    • 15

    Shower

    • 8
    • 13

    Shower

    • 8
    • 14

    Cloudy

Today 18 Jul Kangaroo Island

Mostly sunny. Winds northerly 15 to 20 km/h becoming light in the late afternoon. Daytime maximum temperatures around 16.

Investigator Strait Coastal Waters

Wind
North to northeasterly about 10 knots increasing to 10 to 15 knots in the morning then decreasing to about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system over Victoria will continue to extend a ridge over South Australia. A weak trough develops in the west on Tuesday.
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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

    12.3 °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

    18.4 °C
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