American Beach Weather Forecast

    • 7
    • 16

    Shower

    • 9
    • 15

    Partly cloudy

    • 9
    • 15

    Partly cloudy

    • 9
    • 17

    Partly cloudy

    • 12
    • 17

    Shower

    • 12
    • 17

    Shower

    • 10
    • 15

    Shower

Today 14 Aug Kangaroo Island

Cloudy. Medium chance of light showers, becoming less likely in the evening. Light winds. Daytime maximum temperatures around 15.

Investigator Strait Coastal Waters

Wind
Westerly below 10 knots becoming south to southwesterly in the late afternoon then becoming southeasterly in the evening.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres inshore.
Weather
Partly cloudy.
Weather Situation
A high pressure system centred over SA will remain near stationary, slowly drifting to the southeast to be located west of Tasmania on Saturday, with a ridge expected to remain over South Australia.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

American Beach Temperature Statistics View More

August Temperature

Cape Willoughby (24km)

  • Lowest 4 August, 2026

    8.9 °C

  • Average August

    12.3 °C

  • Highest 7 August, 2026

    17.4 °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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