Back Beach Weather Forecast
- 15
- 18
Shower or two clearing
- 9
- 22
Mostly sunny
- 12
- 24
Partly cloudy
- 12
- 25
Mostly sunny
- 14
- 27
Possible shower
- 17
- 27
Showers
- 16
- 28
Mostly sunny
Today 25 Oct Flinders
Cloudy. High chance of showers near the coast, medium chance elsewhere. The chance of a thunderstorm north of Hawker in the late morning and early afternoon. Winds southwesterly 25 to 40 km/h turning southerly 25 to 35 km/h in the late afternoon then decreasing to 15 to 25 km/h in the late evening. Daytime maximum temperatures between 16 and 21.
Spencer Gulf Coastal Waters
- Wind
- South to southwesterly 15 to 25 knots decreasing to 10 to 15 knots in the late evening.
- Seas
- 1.5 to 2 metres, decreasing to 1 to 1.5 metres later in the evening.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy.
- Weather Situation
- A trough and cold front continue moving across the far northeast on Sunday. A ridge of high pressure will move into the west late Sunday and persist over much of southern SA through to mid-next week, as the associated high slowly drifts east across waters to the south. A trough and low pressure system may then develop near the WA border from late Wednesday.
Back Beach Temperature Statistics View More
October Temperature
Port Augusta Airport (5 km)
Lowest 6 October, 2026
7.8 °CAverage October
19.9 °CHighest 22 October, 2026
36.3 °C
Climate (2021–2026)
Port Augusta Airport (5 km)
Average Low 2021–2026
12.7 °CAverage 2021–2026
19 °CAverage High 2021–2026
26.2 °C