Cape Rouge Weather Forecast

    • 13
    • 27

    Partly cloudy

    • 12
    • 23

    Showers

    • 10
    • 21

    Showers

    • 5
    • 17

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 6
    • 20

    Partly cloudy

    • 6
    • 22

    Partly cloudy

Today 29 Sep Kangaroo Island

Partly cloudy. Slight chance of a shower in the west in the evening. Near zero chance of rain elsewhere. Winds north to northeasterly 25 to 35 km/h tending north to northwesterly in the middle of the day then tending northwest to southwesterly 15 to 25 km/h in the late afternoon. Overnight temperatures falling to between 13 and 17 with daytime temperatures reaching the mid to high 20s.

Investigator Strait Coastal Waters

Wind
Northeasterly 15 to 20 knots, reaching up to 25 knots through the Backstairs Passage during the morning. Winds tending northerly in the morning then becoming variable about 10 knots in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
West to southwesterly below 1 metre.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Rouge Temperature Statistics View More

September Temperature

Kingscote Airport (15km)

  • Lowest 18 September, 2026

    1.8 °C

  • Average September

    12.6 °C

  • Highest 19 September, 2026

    25.5 °C

Climate (2021–2026)

Kingscote Airport (15km)

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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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