Crookhaven River - Greenwell Point Harbour Weather Forecast
- 15
- 25
Partly cloudy
- 17
- 28
Shower or two. Possible storm
- 17
- 26
Possible shower
- 18
- 27
Partly cloudy
- 17
- 32
Mostly sunny
- 19
- 34
Sunny
- 19
- 35
Sunny
Today 3 Jan Illawarra
Partly cloudy. The chance of fog about higher ground in the early morning. Medium chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Light winds becoming northeasterly 20 to 30 km/h in the morning. Overnight temperatures falling to between 11 and 16 with daytime temperatures reaching the mid to high 20s.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northeasterly about 10 knots increasing to 15 to 25 knots in the morning.
- Seas
- Below 1 metre, increasing to 1 to 2 metres around midday.
- 1st Swell
- Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
- Weather
- Partly cloudy. The chance of a thunderstorm later tonight.
- Weather Situation
- A high passing to the south of the state extends a ridge across the state's east. Winds will gradually turn northeasterly during the weekend through early next week, as the high enters the Tasman Sea and maintains a ridge across the coastal waters.
Crookhaven River - Greenwell Point Harbour Temperature Statistics View More
January Temperature
Nowra (RAN Air Station) (18km)
Lowest 2 January, 2026
11.3 °CAverage January
16.6 °CHighest 1 January, 2026
21 °C
Climate (2021–Present)
Nowra (RAN Air Station) (18km)
Average Low 2021–2026
12 °CAverage 2021–2026
16.5 °CAverage High 2021–2026
22.4 °C