Cape Saint George Weather Forecast
- 11
- 18
Partly cloudy
- 11
- 17
Shower or two
- 8
- 17
Sunny
- 8
- 18
Sunny morning. Shower or two
- 11
- 16
Showers
- 10
- 16
Shower or two
- 11
- 17
Shower or two
Today 21 Jun Illawarra
Partly cloudy. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Winds west to southwesterly 15 to 20 km/h becoming light in the early afternoon. Daytime maximum temperatures between 13 and 19.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Westerly 10 to 15 knots tending southwesterly in the middle of the day. Winds reaching up to 20 knots offshore south of Port Kembla in the evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres south of Port Kembla.
- 1st Swell
- Southerly around 1 metre.
- Weather
- Mostly sunny. 50% chance of showers. The chance of a thunderstorm offshore south of Point Perpendicular.
- Weather Situation
- A low pressure systems is forming over the southern waters and will move away to the east today. Southerly winds are likely to extend to the northern waters on Monday and persist for the remainder of the week as a ridge of high pressure extends across from the west.
Cape Saint George Temperature Statistics View More
June Temperature
Point Perpendicular (9km)
Lowest 6 June, 2026
9.5 °CAverage June
15.6 °CHighest 10 June, 2026
21 °C
Climate (2021–2026)
Point Perpendicular (9km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
20.8 °C