Port Kembla Offshore Weather Forecast
- 20
- 31
Shower or two
- 20
- 31
Shower or two. Possible storm
- 23
- 30
Shower or two
- 18
- 28
Shower or two
- 16
- 30
Shower or two
- 16
- 23
Shower or two
- 15
- 22
Possible shower
Today 20 Dec Wollongong
Partly cloudy. Medium chance of showers, becoming less likely this afternoon. The chance of a thunderstorm during the morning and afternoon. Winds southwesterly 15 to 20 km/h shifting north to northeasterly 20 to 30 km/h in the morning then tending north to northwesterly 15 to 20 km/h in the evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southwesterly below 10 knots increasing to 10 to 15 knots in the early morning then shifting north to northeasterly in the morning. Winds reaching up to 20 knots south of Port Kembla during the afternoon and evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres south of Port Kembla during the afternoon.
- 1st Swell
- Northeasterly below 1 metre.
- Weather
- Partly cloudy. 60% chance of showers. The chance of a thunderstorm during the morning and afternoon.
- Weather Situation
- A high in the Tasman Sea is directing northerly winds over central and northern Coastal Waters while a weak coastal trough brings southerly winds to the remainder. A cold front will bring a fresh to strong southerly change later on Sunday or Monday.
Port Kembla Offshore Temperature Statistics View More
December Temperature
Bellambi (14km)
Lowest 2 December, 2025
12.8 °CAverage December
20.9 °CHighest 5 December, 2025
36.7 °C
Climate (2020–Present)
Bellambi (14km)
Average Low 2020–2025
15 °CAverage 2020–2025
18 °CAverage High 2020–2025
21.8 °C