Big Marley Beach Weather Forecast
- 8
- 18
Mostly clear
- 12
- 17
Sunny
- 9
- 15
Partly cloudy
- 8
- 17
Sunny
- 7
- 17
Sunny
- 10
- 16
Shower or two
- 10
- 17
Possible shower
Today 13 Jul Sydney
Mostly clear. Light winds becoming north to northwesterly 15 to 20 km/h in the late evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northwesterly 15 to 20 knots, reaching up to 30 knots offshore south of Port Kembla in the evening.
- Seas
- Around 1 metre, increasing to 1 to 2 metres by early evening.
- 1st Swell
- Southerly 2 to 2.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure ridge extends across the coast, and will be followed by a cold front crossing the south tonight through early Monday. A weak trough will then linger near the central parts of the coast, before moving offshore over the Tasman Sea by late Tuesday. Another high pressure ridge will then extends across the coast.
Big Marley Beach Temperature Statistics View More
July Temperature
Sydney Airport (19km)
Lowest 5 July, 2025
8.1 °CAverage July
13.8 °CHighest 6 July, 2025
22.3 °C
Climate (2020–Present)
Sydney Airport (19km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C