Hawkesbury River - Parsley Bay Weather Forecast
- 14
- 31
Partly cloudy
- 13
- 19
Showers increasing
- 11
- 19
Shower or two
- 9
- 22
Partly cloudy
- 9
- 26
Sunny
- 12
- 29
Sunny
- 15
- 31
Shower or two
Today 26 Sep Central Coast
Mostly sunny day. Slight chance of a shower late this afternoon and evening. The chance of a thunderstorm late this afternoon and evening. Light winds becoming east to northeasterly 15 to 20 km/h in the early afternoon then shifting south to southwesterly 25 to 35 km/h in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- North to northwesterly 10 to 15 knots shifting southerly 20 to 25 knots in the evening then increasing to 20 to 30 knots in the late evening. Squalls possible with the wind change.
- Seas
- Below 0.5 metres.
- Weather
- Mostly sunny day. The chance of a thunderstorm late this afternoon and evening.
- Weather Situation
- A high pressure system over the Tasman Sea directs a north to northeasterly flow through the Sydney Waters. A cold front and trough will enter the Tasman Sea during the weekend, bringing a southerly change that will pass through the Sydney Waters on Saturday night. A high pressure centre will then move across Tasmania early next week, with winds over the NSW coast tending southeasterly in response.
Hawkesbury River - Parsley Bay Temperature Statistics View More
September Temperature
Terrey Hills (15km)
Lowest 10 September, 2026
8.1 °CAverage September
16.5 °CHighest 21 September, 2026
32 °C
Climate (2021–2026)
Terrey Hills (15km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C