Rose Bay Weather Forecast
- 10
- 19
Mostly clear
- 9
- 20
Mostly sunny
- 12
- 19
Sunny
- 8
- 16
Sunny
- 7
- 19
Sunny
- 10
- 17
Mostly sunny
- 10
- 19
Mostly sunny
Today 21 Jul Sydney
Mostly clear. Winds northeasterly 15 to 20 km/h becoming light in the late afternoon.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- North to northeasterly 10 to 15 knots decreasing to about 10 knots in the late afternoon.
- Seas
- Below 0.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- Northerly winds are becoming west to northwesterly as a ridge extending from a high over the Tasman Sea recedes ahead of a cold front approaching the state from the southwest. The cold front will then cross Sydney Waters on Thursday, with a fresh southwesterly wind change in its wake.
Rose Bay Temperature Statistics View More
July Temperature
Sydney (Observatory Hill) (6km)
Lowest 11 July, 2026
8.3 °CAverage July
14 °CHighest 2 July, 2026
22.9 °C
Climate (2021–2026)
Sydney (Observatory Hill) (6km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.4 °CAverage High 2021–2026
23.6 °C