Lake Illawarra - Windang Bridge Weather Forecast
- 16
- 23
Partly cloudy
- 15
- 28
Mostly sunny
- 16
- 31
Partly cloudy
- 15
- 19
Showers
- 13
- 16
Shower or two
- 12
- 19
Possible shower
- 11
- 23
Sunny
Today 24 Sep Wollongong
Partly cloudy. Winds northeasterly 15 to 25 km/h increasing to 25 to 35 km/h in the middle of the day then tending northerly 15 to 25 km/h in the evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to northeasterly 15 to 25 knots, reaching up to 30 knots offshore north of Port Kembla during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- Southerly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system over the Tasman Sea directs an east to northeasterly flow through the coastal waters. Winds will freshen and tend more north to northeasterly on Thursday and Friday as the high slips further to the east. A cold front and trough will then enter the Tasman Sea, bringing a southerly change which will gradually track northward through the weekend.
Lake Illawarra - Windang Bridge Temperature Statistics View More
September Temperature
Illawarra Regional Airport (7km)
Lowest 18 September, 2026
2.9 °CAverage September
16.3 °CHighest 20 September, 2026
31.2 °C
Climate (2021–2026)
Illawarra Regional Airport (7km)
Average Low 2021–2026
12.5 °CAverage 2021–2026
17.3 °CAverage High 2021–2026
22.9 °C