Chinamans Beach Weather Forecast
- 16
- 33
Shower or two
- 12
- 16
Showers
- 11
- 19
Cloudy
- 8
- 22
Sunny
- 11
- 28
Sunny
- 15
- 30
Mostly sunny
- 16
- 28
Shower or two
Today 26 Sep Illawarra
Becoming cloudy. Medium chance of showers, most likely in the late afternoon and evening. The chance of a thunderstorm. Winds westerly 25 to 35 km/h turning southerly 20 to 30 km/h in the afternoon. Daytime maximum temperatures 28 to 33.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northerly 10 to 15 knots shifting southerly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the evening. Squalls possible with the wind change.
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres by early evening.
- 1st Swell
- Northeasterly 1 to 1.5 metres, decreasing to around 1 metre by early evening.
- Weather
- Mostly sunny. The chance of a thunderstorm in the afternoon and evening.
- Weather Situation
- A high pressure system over the Tasman Sea directs a northeasterly flow through the coastal waters. A cold front and trough will pass through the Tasman Sea during the weekend, bringing a southerly change that will track northward along the NSW coast during Saturday and Sunday. Another high crossing Tasmania early next week will then extend a new ridge into the coastal waters.
Chinamans Beach Temperature Statistics View More
September Temperature
Point Perpendicular (12km)
Lowest 18 September, 2026
9.6 °CAverage September
16.7 °CHighest 19 September, 2026
29.1 °C
Climate (2021–2026)
Point Perpendicular (12km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
20.9 °C