Big Marley Beach Weather Forecast
- 19
- 26
Mostly sunny
- 21
- 29
Cloudy
- 21
- 24
Shower or two
- 20
- 24
Showers
- 21
- 25
Shower or two
- 20
- 25
Showers increasing
- 21
- 24
Shower or two
Today 16 Mar Sydney
Mostly sunny. Winds northeasterly 15 to 25 km/h becoming light in the late evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots south of Port Kembla in the evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1.5 metres by early evening.
- Weather
- Mostly sunny.
- Caution
- Surf conditions during the day may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
- Weather Situation
- A high over the southern Tasman Sea extends a ridge over coastal waters. A trough is expected to form about the south coast early next week before tracking north along the coast midweek bringing a southerly change. Persistent east to southeasterly winds are expected from Wednesday.
Big Marley Beach Temperature Statistics View More
March Temperature
Sydney Airport (19km)
Lowest 15 March, 2026
16.5 °CAverage March
23.1 °CHighest 4 March, 2026
30 °C
Climate (2021–Present)
Sydney Airport (19km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
18.7 °CAverage High 2021–2026
23.4 °C