Hawkesbury River - Marramarra Creek Entrance Weather Forecast
- 6
- 24
Sunny
- 9
- 28
Sunny
- 11
- 29
Sunny
- 14
- 27
Becoming cloudy
- 12
- 17
Shower or two
- 12
- 21
Possible shower
- 11
- 24
Mostly sunny
Today 18 Sep Central Coast
The chance of fog early this morning. Sunny afternoon. Light winds becoming northeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- Variable below 10 knots becoming east to northeasterly 10 to 15 knots in the middle of the day then becoming variable about 10 knots in the late afternoon.
- Seas
- Below 0.5 metres.
- Weather
- Sunny.
- Weather Situation
- A high pressure system over the state is extending a strong ridge lies over Sydney Local Waters. Light winds are forecast as the high moves over the Tasman Sea late Sunday. A southerly change is forecast to cross Sydney on Monday bringing fresh and gusty winds.
Hawkesbury River - Marramarra Creek Entrance Temperature Statistics View More
September Temperature
Terrey Hills (20km)
Lowest 10 September, 2026
8.1 °CAverage September
15.9 °CHighest 5 September, 2026
30.8 °C
Climate (2021–2026)
Terrey Hills (20km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C