Great Sandy Point Weather Forecast
- 9
- 23
Partly cloudy
- 11
- 30
Partly cloudy
- 19
- 34
Partly cloudy
- 14
- 25
Shower
- 13
- 23
Shower
- 9
- 18
Partly cloudy
- 6
- 19
Partly cloudy
Today 27 Sep Mid North
Partly cloudy. Winds easterly 20 to 30 km/h. Daytime maximum temperatures 20 to 25.
Gulf St Vincent Coastal Waters
- Wind
- East to southeasterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre around midday.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A trough over central Australia will weaken and contract into WA as a ridge of high pressure extends across southern SA today. The high pressure system is expected to drift into the Tasman Sea by Tuesday as the trough in WA begins to re-extend over western SA on Tuesday, pushing into the state on Wednesday.
Great Sandy Point Temperature Statistics View More
September Temperature
Roseworthy (37km)
Lowest 8 September, 2026
-0.2 °CAverage September
12.7 °CHighest 19 September, 2026
27.9 °C
Climate (2021–2026)
Roseworthy (37km)
Average Low 2021–2026
9.9 °CAverage 2021–2026
16.4 °CAverage High 2021–2026
23.7 °C