Marley Head Weather Forecast
- 21
- 26
Shower or two. Becoming windy
- 21
- 22
Showers. Possible storm
- 20
- 20
Rain. Windy
- 20
- 23
Shower or two
- 20
- 23
Shower or two
- 20
- 23
Shower or two
- 20
- 24
Partly cloudy
Today 16 Jan Sydney
Partly cloudy. High chance of showers. The chance of a thunderstorm. Winds east to northeasterly 15 to 20 km/h becoming light before dawn then becoming south to southwesterly 25 to 35 km/h in the early morning.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northwest to southwesterly 25 to 35 knots tending west to southwesterly 20 to 30 knots in the early morning then shifting east to southeasterly 25 to 35 knots in the early afternoon.
- Seas
- 1.5 to 2.5 metres, increasing to 2 to 4 metres south of Port Kembla.
- 1st Swell
- Northeasterly 1.5 to 2 metres, tending easterly 2 to 3 metres around midday.
- Weather
- Partly cloudy. 90% chance of showers. The chance of a thunderstorm.
- Caution
- Large and powerful surf conditions are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
- Weather Situation
- Strong to gale force southeasterly winds over the New South Wales coast in the wake of a trough and low moving off the south coast. The trough and low will then track north. Then, a high pressure system will move into the south Tasman Sea, maintaining fresh to strong southeasterly winds over coastal waters.
Marley Head Temperature Statistics View More
January Temperature
Sydney Airport (18km)
Lowest 2 January, 2026
17.2 °CAverage January
23.6 °CHighest 10 January, 2026
42.7 °C
Climate (2021–Present)
Sydney Airport (18km)
Average Low 2021–2026
14.8 °CAverage 2021–2026
18.7 °CAverage High 2021–2026
23.4 °C