Green Patch Weather Forecast
- 7
- 17
Partly cloudy
- 6
- 18
Mostly sunny
- 6
- 20
Mostly sunny
- 8
- 21
Mostly sunny
- 10
- 17
Shower or two
- 5
- 16
Sunny
- 5
- 17
Sunny
Today 19 Jul Illawarra
Mostly sunny. Patchy morning fog inland. Light winds. Overnight temperatures falling to between 3 and 9 with daytime temperatures reaching between 15 and 18.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southeasterly 10 to 15 knots becoming variable about 10 knots in the early afternoon.
- Seas
- Below 0.5 metres, increasing to around 1 metre north of Point Perpendicular.
- 1st Swell
- Northeasterly 1.5 to 2.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A coastal trough and associated low off the north coast combine with a high pressure ridge over the far southern coastal waters promoting strong south to southeasterly winds and large and powerful waves along the north coast today and Sunday. Meanwhile, the high will cross the southern coastal waters on Sunday or Monday, with winds turning northerly as the ridge builds from early to mid next week.
Green Patch Temperature Statistics View More
July Temperature
Point Perpendicular (8km)
Lowest 11 July, 2026
8.6 °CAverage July
13.9 °CHighest 2 July, 2026
20.3 °C
Climate (2021–2026)
Point Perpendicular (8km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
20.8 °C