Comerong Island Weather Forecast
- 8
- 19
Cloud clearing
- 7
- 23
Sunny
- 14
- 28
Sunny
- 13
- 28
Sunny
- 16
- 23
Shower or two
- 12
- 19
Possible shower
- 12
- 21
Cloudy
Today 17 Sep Illawarra
Mostly sunny. Areas of frost about higher ground in the early morning. Winds southwesterly 15 to 25 km/h tending southerly 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 1 and 9 with daytime temperatures reaching between 16 and 20.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southwesterly 15 to 25 knots, reaching up to 30 knots offshore north of Point Perpendicular early in the morning. Winds becoming variable about 10 knots in the late afternoon.
- Seas
- 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday, then decreasing below 1 metre by early evening.
- 1st Swell
- Southerly 2 to 2.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A strong high over the Great Australian Bight is moving east in the wake of a trough in the Tasman Sea, directing strong and blustery southerly winds over the coastal waters. The winds will ease from the evening as the high moves across the state later in the week and into the weekend.
Comerong Island Temperature Statistics View More
September Temperature
Nowra (RAN Air Station) (18km)
Lowest 16 September, 2026
5.5 °CAverage September
15.3 °CHighest 5 September, 2026
30.4 °C
Climate (2021–2026)
Nowra (RAN Air Station) (18km)
Average Low 2021–2026
12.1 °CAverage 2021–2026
16.6 °CAverage High 2021–2026
22.6 °C