Orion Beach Weather Forecast
- 8
- 19
Clear
- 9
- 19
Mostly sunny
- 5
- 19
Sunny
- 10
- 17
Shower or two
- 9
- 17
Showers
- 10
- 17
Showers
- 9
- 18
Shower or two
Today 12 Aug Illawarra
Partly cloudy. Slight chance of a shower, becoming less likely in the late afternoon and evening. Winds westerly 25 to 35 km/h. Daytime maximum temperatures between 12 and 19.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Westerly 15 to 20 knots, reaching up to 30 knots offshore in the late evening.
- Seas
- 1 to 2 metres.
- 1st Swell
- Southerly 1 to 1.5 metres, decreasing to around 1 metre later in the evening.
- Weather
- Partly cloudy. The chance of a thunderstorm offshore in the late afternoon and evening.
- Weather Situation
- A cold front and its associated trough are forecast to cross the coastal waters late Wednesday into early Thursday, with fresh westerly winds turning southwesterly in their wake. Then, a high pressure system moving over South Australia is expected to drift towards Tasmania later in the week through the weekend, directing onshore south to southeasterly winds over the coastal waters.
Orion Beach Temperature Statistics View More
August Temperature
Point Perpendicular (11km)
Lowest 8 August, 2026
7.7 °CAverage August
13.1 °CHighest 3 August, 2026
21.1 °C
Climate (2021–2026)
Point Perpendicular (11km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
20.8 °C