Lake Illawarra - Windang Bridge Weather Forecast
- 16
- 25
Mostly sunny
- 13
- 23
Sunny
- 13
- 28
Possible shower
- 14
- 22
Sunny
- 11
- 21
Shower or two
- 12
- 19
Partly cloudy
- 11
- 19
Shower or two
Today 3 Sep Wollongong
Mostly sunny. Winds northwesterly 15 to 25 km/h turning westerly 20 to 30 km/h in the morning then increasing to 25 to 40 km/h in the middle of the day.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to northwesterly 15 to 20 knots turning westerly during the morning and early afternoon. Winds reaching up to 25 knots offshore south of Port Kembla during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres south of Port Kembla around midday.
- 1st Swell
- Southerly below 1 metre.
- Weather
- Mostly sunny.
- Weather Situation
- North to northwesterly winds ahead of a trough and associated cold front crosses the coastal waters during today, driving west to southwesterly winds in its wake. North to northwesterly winds are forecast to redevelop ahead of a series of fronts crossing the waters during the weekend.
Lake Illawarra - Windang Bridge Temperature Statistics View More
September Temperature
Illawarra Regional Airport (7km)
Lowest 1 September, 2026
5.5 °CAverage September
18.6 °CHighest 1 September, 2026
27.5 °C
Climate (2021–2026)
Illawarra Regional Airport (7km)
Average Low 2021–2026
12.5 °CAverage 2021–2026
17.3 °CAverage High 2021–2026
22.8 °C