Princess Island Weather Forecast
- 15
- 26
Sunny
- 17
- 33
Mostly sunny
- 20
- 31
Possible late shower
- 19
- 30
Shower or two. Possible storm
- 19
- 30
Shower or two
- 18
- 26
Mostly sunny
- 17
- 27
Shower or two
Today 17 Dec South Coast
Sunny. The chance of fog in the north in the early morning. Winds north to northeasterly 15 to 20 km/h tending east to northeasterly 15 to 25 km/h in the middle of the day then becoming light in the late evening. Daytime maximum temperatures 26 to 31.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to 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
- Southerly 1.5 to 2.5 metres, decreasing to 1.5 metres during the afternoon.
- Weather
- Cloud clearing.
- Weather Situation
- A trough over inland Queensland extends into the far north of the state, while a high in the Tasman Sea extends a ridge across the south and east. Then, a series of troughs are forecast to enter the state's west and slip south later in the week through the weekend, drawing heat and moisture into the state.
Princess Island Temperature Statistics View More
December Temperature
Ulladulla (10km)
Lowest 2 December, 2025
9.7 °CAverage December
19.2 °CHighest 6 December, 2025
37.1 °C
Climate (2020–Present)
Ulladulla (10km)
Average Low 2020–2025
13.7 °CAverage 2020–2025
17 °CAverage High 2020–2025
20.8 °C