Stack Island Weather Forecast
- 11
- 19
Partly cloudy
- 13
- 17
Partly cloudy
- 8
- 15
Partly cloudy
- 9
- 14
Showers
- 11
- 15
Showers
- 11
- 16
Showers
- 12
- 17
Showers
Today 15 Aug Illawarra
Partly cloudy. Winds west to northwesterly 15 to 25 km/h.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- West to northwesterly 10 to 15 knots, reaching up to 20 knots offshore.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres offshore.
- 1st Swell
- Easterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- Moderate to fresh north to northwesterly winds will shift west to southwesterly during Saturday with the passage of a cold front across the region, and then south to southwesterly during Sunday with a second front skimming the region. Strong winds are possible in the south following the fronts. During the first half of next the winds will tend south to southeasterly as a trough over the Tasman Sea moves near to the coast.
Stack Island Temperature Statistics View More
August Temperature
Kiama (Bombo Headland) (3km)
Lowest 13 August, 2025
9.7 °CAverage August
13.5 °CHighest 5 August, 2025
20 °C
Climate (2020–Present)
Kiama (Bombo Headland) (3km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
17.7 °CAverage High 2020–2025
21.3 °C