Rozelle Bay Weather Forecast
- 14
- 23
Mostly clear
- 13
- 22
Shower or two
- 13
- 19
Possible morning shower
- 10
- 20
Possible shower
- 10
- 19
Partly cloudy
- 10
- 21
Partly cloudy
- 11
- 21
Sunny
Today 6 Sep Sydney
Mostly clear. Light winds.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Southerly 10 to 15 knots.
- Seas
- Below 0.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A broad high pressure ridge continues to build from the west while a trough lingers over the far northeast of the state. A weak cold front is forecast to cross the far southeast of the state during Monday morning, bringing a gusty southerly change up the NSW coast, followed by another cold front and southerly change mid-week.
Rozelle Bay Temperature Statistics View More
September Temperature
Sydney (Observatory Hill) (2km)
Lowest 1 September, 2026
10.6 °CAverage September
19.6 °CHighest 2 September, 2026
27.8 °C
Climate (2021–2026)
Sydney (Observatory Hill) (2km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
23.6 °C