Cassie Rock Weather Forecast
- 10
- 19
Sunny
- 11
- 19
Sunny
- 12
- 17
Possible shower
- 13
- 17
Shower or two
- 14
- 18
Shower or two
- 14
- 18
Shower or two
- 13
- 18
Partly cloudy
Today 13 Jul Sydney
Sunny. Winds west to northwesterly 15 to 25 km/h becoming light in the late afternoon.
Sydney Coastal Waters
Broken Bay to Port Hacking- Wind
- Northwesterly 15 to 20 knots.
- Seas
- 1 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.
- Weather
- Sunny.
- Weather Situation
- A building ridge of high pressure is currently over the New South Wales coast in the wake of the recent cold front. Another cold front is forecast to brush the southeast coast later today and into Tuesday morning. From Wednesday a southerly wind change is forecast along the coast, while a coastal trough may develop offshore from central and northeast of New South Wales.
Cassie Rock Temperature Statistics View More
July Temperature
Terrey Hills (10km)
Lowest 4 July, 2026
6 °CAverage July
12.3 °CHighest 2 July, 2026
21.1 °C
Climate (2021–2026)
Terrey Hills (10km)
Average Low 2021–2026
13.5 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C