American River Weather Forecast

    • 15
    • 20

    Showers. Possible storm

    • 12
    • 19

    Possible shower

    • 11
    • 23

    Possible shower

    • 12
    • 16

    Partly cloudy

    • 9
    • 14

    Possible shower

    • 9
    • 14

    Cloudy

    • 10
    • 15

    Cloudy

Today 9 Oct Kangaroo Island

Cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. The chance of a thunderstorm from late this morning. Winds northerly 25 to 35 km/h turning westerly in the late afternoon. Daytime maximum temperatures between 18 and 21.

Investigator Strait Coastal Waters

Wind
Northerly 15 to 25 knots, reaching up to 30 knots through the Backstairs Passage in the late morning and early afternoon. Winds turning westerly 20 to 25 knots in the early afternoon.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres around midday.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres inshore.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm from late this morning with possible squalls.
Weather Situation
A trough and cold front over western SA will track eastwards across the rest of SA on Friday before a weak high briefly establishes in the north on Saturday. Another series of troughs and cold fronts are expected to enter western SA early on Sunday, crossing the state then clearing in the east by the end of Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

American River Temperature Statistics View More

October Temperature

Kingscote Airport (24 km)

  • Lowest 7 October, 2026

    5.3 °C

  • Average October

    13.5 °C

  • Highest 1 October, 2026

    21.1 °C

Climate (2021–2026)

Kingscote Airport (24 km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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