Bass Islet Weather Forecast
- 11
- 26
Sunny
- 15
- 32
Sunny
- 19
- 35
Mostly sunny
- 22
- 37
Possible shower developing
- 18
- 22
Shower or two
- 15
- 27
Partly cloudy
- 17
- 32
Sunny
Today 3 Dec Wollongong
Sunny. Light winds becoming east to northeasterly 20 to 30 km/h in the morning then turning north to northwesterly 15 to 20 km/h in the evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southwesterly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming north to northeasterly 15 to 20 knots in the middle of the day.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.
- Weather
- Mostly sunny.
- Weather Situation
- Winds should gradually ease and turn northerly as a high pressure system drifts across the state, entering the Tasman Sea midweek. Then, another trough is forecast to enter the state's far west on Friday ahead of a cold front crossing the state during the weekend, bringing a southerly wind change over coastal waters in its wake.
Bass Islet Temperature Statistics View More
December Temperature
Bellambi (10km)
Lowest 2 December, 2025
12.8 °CAverage December
17.2 °CHighest 1 December, 2025
24.2 °C
Climate (2020–Present)
Bellambi (10km)
Average Low 2020–2025
15 °CAverage 2020–2025
18 °CAverage High 2020–2025
21.7 °C