Shoalhaven River - Regatta Island Weather Forecast
- 9
- 19
Partly cloudy
- 9
- 19
Partly cloudy
- 6
- 19
Mostly sunny
- 9
- 17
Shower or two
- 9
- 16
Showers
- 9
- 17
Showers
- 9
- 18
Showers
Today 12 Aug Illawarra
Partly cloudy. Slight chance of a shower, becoming less likely late this afternoon and evening. Winds westerly 25 to 35 km/h. Daytime maximum temperatures between 12 and 19.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northwesterly 15 to 20 knots turning westerly in the late morning. Winds reaching up to 30 knots offshore in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm offshore late this afternoon and evening.
- Weather Situation
- A cold front and its associated trough are forecast to cross the coastal waters late Wednesday into early Thursday, with fresh westerly winds turning southwesterly in their wake. Then, a high pressure system moving over South Australia is expected to drift towards Tasmania later in the week through the weekend, directing onshore south to southeasterly winds over the coastal waters.
Shoalhaven River - Regatta Island Temperature Statistics View More
August Temperature
Nowra (RAN Air Station) (16km)
Lowest 9 August, 2026
2.9 °CAverage August
11.5 °CHighest 3 August, 2026
21.8 °C
Climate (2021–2026)
Nowra (RAN Air Station) (16km)
Average Low 2021–2026
12.1 °CAverage 2021–2026
16.6 °CAverage High 2021–2026
22.5 °C