Barcoo Island Weather Forecast
- 11
- 17
Clear
- 11
- 22
Sunny
- 15
- 27
Sunny
- 17
- 27
Sunny
- 18
- 26
Late shower or two
- 14
- 18
Possible shower
- 15
- 20
Possible shower
Today 17 Sep Sydney
Clear. Winds east to southeasterly 15 to 20 km/h becoming light in the late afternoon.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Southeasterly 10 to 15 knots becoming variable below 10 knots in the late afternoon.
- Seas
- Below 0.5 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure system over the state is extending a strong ridge lies over Sydney Local Waters. Light winds are forecast as the high moves over the Tasman Sea late Sunday. A southerly change is forecast to cross Sydney on Monday bringing fresh and gusty winds.
Barcoo Island Temperature Statistics View More
September Temperature
Sydney Airport (9km)
Lowest 9 September, 2026
10 °CAverage September
17.8 °CHighest 5 September, 2026
32.4 °C
Climate (2021–2026)
Sydney Airport (9km)
Average Low 2021–2026
15 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
23.5 °C