American River Weather Forecast

    • 18
    • 26

    Shower or two

    • 15
    • 23

    Possible early shower

    • 12
    • 22

    Partly cloudy

    • 14
    • 18

    Cloudy

    • 13
    • 19

    Sunny

    • 14
    • 22

    Partly cloudy

    • 16
    • 22

    Shower or two

Today 31 Mar Kangaroo Island

Becoming cloudy. High chance of showers, most likely in the evening. Winds northerly 25 to 40 km/h turning northwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures in the mid to high 20s.

Investigator Strait Coastal Waters

Wind
Northerly 10 to 15 knots turning westerly 15 to 20 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres through the Backstairs Passage.
1st Swell
West to southwesterly below 1 metre.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A trough over western SA, links to a low pressure system well south of the Bight. The low and associated trough continue to move southeastwards, with the trough reaching central parts late Tuesday and then pushing into the northeast of SA on Wednesday. A high pressure system is expected to become established south of the Bight late in the week, after a weak front clips the southeast late Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

American River Temperature Statistics View More

March Temperature

Kingscote Airport (24km)

  • Lowest 22 March, 2026

    7 °C

  • Average March

    17.8 °C

  • Highest 23 March, 2026

    31.9 °C

Climate (2021–Present)

Kingscote Airport (24km)

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  • Average Low 2021–2026

    9.2 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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