Middle River Weather Forecast
- 12
- 18
Shower or two
- 11
- 23
Partly cloudy
- 10
- 17
Partly cloudy
- 9
- 16
Cloudy
- 8
- 15
Cloudy
- 8
- 17
Cloudy
- 8
- 20
Mostly sunny
Today 10 Oct Kangaroo Island
Partly cloudy. High chance of showers in the west, medium chance elsewhere. Winds westerly 20 to 30 km/h turning northwesterly 25 to 35 km/h early in the morning then decreasing to 15 to 20 km/h in the evening. Daytime maximum temperatures around 18.
Investigator Strait Coastal Waters
- Wind
- West to northwesterly 15 to 25 knots decreasing to about 10 knots in the late evening.
- Seas
- 1 to 2 metres, decreasing to 1 metre by early evening.
- 1st Swell
- West to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system briefly establishes in the north today. Another series of troughs and cold fronts are expected to enter western SA early on Sunday, crossing the state and then clearing in the east by the end of Monday. A ridge of high pressure will then push into western SA on Monday before the associated high moves into waters south on Tuesday. A trough over the WA/NT border will also extend into SA at times from Monday.
Middle River Temperature Statistics View More
October Temperature
Kingscote Airport (41 km)
Lowest 7 October, 2026
5.3 °CAverage October
14.5 °CHighest 8 October, 2026
26.5 °C
Climate (2021–2026)
Kingscote Airport (41 km)
Average Low 2021–2026
9.3 °CAverage 2021–2026
14.8 °CAverage High 2021–2026
21.1 °C