Princess Island Weather Forecast
- 20
- 33
Partly cloudy
- 15
- 19
Cloudy
- 14
- 26
Partly cloudy
- 15
- 29
Sunny
- 16
- 21
Possible shower
- 15
- 20
Possible shower
- 14
- 22
Cloudy
Today 6 Dec South Coast
Partly cloudy. Medium chance of showers near the Victorian border, slight chance elsewhere. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds in the north in the afternoon. Damaging winds possible. Winds northwest to northeasterly 15 to 25 km/h tending northwest to southwesterly 25 to 35 km/h in the middle of the day then tending southeast to southwesterly 15 to 25 km/h in the late evening. Daytime maximum temperatures 29 to 36.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to northeasterly 15 to 20 knots, reaching up to 30 knots offshore north of Port Kembla in the evening. Winds tending north to northwesterly in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 2 to 2.5 metres offshore north of Port Kembla during the afternoon.
- 1st Swell
- Northeasterly 1 to 1.5 metres.
- Weather
- Partly cloudy. The chance of a thunderstorm in the afternoon and early evening.
- Weather Situation
- A high pressure system lies over the Tasman Sea, extending a ridge over the state. Strong northerly winds today before a cold front reaches southern coastal waters late this evening, bringing a fresh to strong southerly wind change over coastal waters in its wake into Sunday.
Princess Island Temperature Statistics View More
December Temperature
Ulladulla (10km)
Lowest 2 December, 2025
9.7 °CAverage December
18.6 °CHighest 4 December, 2025
28 °C
Climate (2020–Present)
Ulladulla (10km)
Average Low 2020–2025
13.7 °CAverage 2020–2025
17 °CAverage High 2020–2025
20.8 °C