Middle River Weather Forecast

    • 9
    • 17

    Partly cloudy

    • 8
    • 17

    Partly cloudy

    • 9
    • 16

    Showers

    • 10
    • 16

    Shower or two

    • 7
    • 17

    Partly cloudy

    • 9
    • 18

    Shower or two

    • 11
    • 16

    Showers

Today 22 Aug Kangaroo Island

Partly cloudy. Slight chance of a shower. The chance of morning fog. Winds west to southwesterly 15 to 20 km/h becoming light in the morning. Daytime maximum temperatures around 16.

Investigator Strait Coastal Waters

Wind
West to southwesterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the Bight slowly drifts over SA today, to be centred over the eastern states by Sunday. A weak front embedded in the southwesterly flow around the high, clips the southeast early Saturday morning. A low pressure system and associated trough move into the far west later Sunday and then moves across the state on Monday an d out over the eastern states by later Tuesday. Another ridge of high pressure moves into the west later Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Middle River Temperature Statistics View More

August Temperature

Kingscote Airport (41km)

  • Lowest 1 August, 2026

    -0.1 °C

  • Average August

    11.6 °C

  • Highest 18 August, 2026

    18.2 °C

Climate (2021–2026)

Kingscote Airport (41km)

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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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