Hawkesbury River (Sandbrook Inlet) - Long Island Marina Weather Forecast
- 13
- 18
Showers
- 11
- 19
Shower or two
- 9
- 21
Partly cloudy
- 9
- 26
Sunny
- 13
- 30
Sunny
- 16
- 29
Showers
- 13
- 21
Shower or two
Today 27 Sep Central Coast
Cloudy. Very high chance of showers. Winds southeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Southeasterly 15 to 20 knots. Squalls possible with the wind change.
- Seas
- Below 0.5 metres.
- Weather
- Cloudy. 80% chance of showers.
- Weather Situation
- Fresh to strong south to southeasterly winds lie over Sydney Waters in the wake of a cold front. A ridge of high pressure will build over the coastal waters through the early days of the week, turning winds north to northeasterly over Sydney waters through to midweek.
Hawkesbury River (Sandbrook Inlet) - Long Island Marina Temperature Statistics View More
September Temperature
Terrey Hills (16km)
Lowest 10 September, 2026
8.1 °CAverage September
16.7 °CHighest 21 September, 2026
32 °C
Climate (2021–2026)
Terrey Hills (16km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C