Cowan Creek - Castle Bay Weather Forecast
- 18
- 22
Partly cloudy
- 18
- 23
Shower or two
- 17
- 24
Shower or two
- 16
- 26
Mostly sunny
- 18
- 34
Mostly sunny
- 19
- 27
Possible shower
- 21
- 27
Partly cloudy
Today 14 Feb Sydney
Partly cloudy. Slight chance of a shower. Winds easterly 15 to 25 km/h becoming light in the late evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Easterly 10 to 15 knots decreasing to about 10 knots in the evening.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system over the southern Tasman Sea will extend a ridge along the coast for the coming days. Winds are forecast to turn north to northeasterly on Tuesday, ahead of an approaching cold front and trough.
Cowan Creek - Castle Bay Temperature Statistics View More
February Temperature
Terrey Hills (9km)
Lowest 3 February, 2026
14.5 °CAverage February
21.8 °CHighest 5 February, 2026
35.5 °C
Climate (2021–Present)
Terrey Hills (9km)
Average Low 2021–2026
13.4 °CAverage 2021–2026
16.9 °CAverage High 2021–2026
21.8 °C