American River Weather Forecast

    • 15
    • 21

    Partly cloudy

    • 13
    • 20

    Rain increasing

    • 11
    • 16

    Showers easing

    • 8
    • 17

    Shower or two

    • 8
    • 17

    Partly cloudy

    • 9
    • 18

    Partly cloudy

    • 10
    • 19

    Partly cloudy

Today 23 Oct Kangaroo Island

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Winds southerly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures in the low 20s.

Investigator Strait Coastal Waters

Wind
South to southwesterly 10 to 15 knots tending south to southeasterly during the afternoon and evening. Winds reaching up to 20 knots inshore in the evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres around midday, then increasing to 1 to 2 metres during the afternoon.
Weather
Partly cloudy.
Weather Situation
A slow moving high pressure system in the Tasman Sea maintains a ridge across eastern parts of the state. A trough of low pressure over the far west is forecast to slowly move eastwards on Friday. Another trough and multiple cold fronts move over the state over the weekend. A ridge of high pressure moves into the west on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

American River Temperature Statistics View More

October Temperature

Kingscote Airport (24 km)

  • Lowest 15 October, 2026

    3.6 °C

  • Average October

    14.7 °C

  • Highest 11 October, 2026

    27.3 °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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