Sussex Inlet Entrance Weather Forecast
- 18
- 32
Cloudy
- 19
- 31
Showers. Possible storm
- 19
- 31
Showers. Possible storm
- 20
- 26
Possible shower
- 17
- 27
Shower or two
- 16
- 30
Shower or two
- 16
- 22
Shower or two
Today 19 Dec Illawarra
Partly cloudy. Medium chance of showers. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding in the north in the late afternoon and evening. Winds southeast to southwesterly 15 to 20 km/h becoming light in the late evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Point Perpendicular.
- Weather
- Partly cloudy. The chance of a thunderstorm inshore.
- Weather Situation
- A high in the Tasman Sea is directing northerly winds over Coastal Waters. A weak trough will bring a brief southerly change to much of the coast today, before winds turn northerly again over the weekend. Following this, a cold front will bring a fresh to strong southerly change later on Sunday or Monday.
Sussex Inlet Entrance Temperature Statistics View More
December Temperature
Point Perpendicular (21km)
Lowest 2 December, 2025
10.3 °CAverage December
20 °CHighest 5 December, 2025
33 °C
Climate (2020–Present)
Point Perpendicular (21km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
20.7 °C