Middle River Weather Forecast

    • 11
    • 16

    Showers

    • 11
    • 17

    Showers

    • 8
    • 16

    Possible shower

    • 8
    • 17

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 10
    • 17

    Showers

    • 9
    • 16

    Showers

Today 19 Aug Kangaroo Island

Partly cloudy. Very high chance of showers, becoming less likely this afternoon. Winds west to northwesterly 25 to 40 km/h. Daytime maximum temperatures around 16.

Investigator Strait Coastal Waters

Wind
Northwesterly 15 to 25 knots turning westerly in the late morning.
Seas
1 to 2 metres.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then tending westerly 1.5 to 2.5 metres around midday.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A cold front moving through the Bight will clip the south on Wednesday, before clearing to the east late. An upper level feature lingers over the pastoral districts on Thursday, clearing to the northeast on Friday. A high pressure ridge is expected to approach South Australia on Thursday from the west and continue to move east over the state on the weekend. Weak troughs clip the southeast in a broad westerly flow on Thursday and Friday.
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

    11.5 °C

  • Highest 13 August, 2026

    18.1 °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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