Wedding Cake Island Weather Forecast
- 20
- 25
Possible shower. Wind easing
- 18
- 25
Cloudy
- 20
- 31
Mostly sunny
- 20
- 24
Cloudy
- 19
- 22
Shower or two
- 19
- 23
Showers
- 19
- 27
Shower or two
Today 7 Dec Sydney
Partly cloudy. Medium chance of showers, most likely late this afternoon and evening. The chance of a thunderstorm early this morning. Winds west to northwesterly 20 to 30 km/h shifting southeasterly 35 to 50 km/h during the morning then decreasing to 20 to 30 km/h in the late afternoon.
Sydney Coastal Waters
Broken Bay to Port Hacking- Wind
- North to northwesterly 15 to 20 knots shifting southerly 20 to 25 knots in the morning then tending southeasterly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots during the morning.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- 1st Swell
- Southerly below 1 metre, increasing to 1.5 to 2 metres around midday.
- Weather
- Cloudy. The chance of a thunderstorm early this morning.
- Weather Situation
- A strong cold front is bringing a fresh to strong southwesterly change for southern parts of the coast, and strong northeasterly winds ahead of it for central and northern parts of the coast. This southwesterly change will reach central and northern parts of the coast this afternoon as the cold front moves east, before winds tend north to northeasterly across the entire coast on Monday as ridge builds along the coast. Another cold front will brush southern and central parts of the coast on Tuesday and Wednesday, bringing a southwesterly change with it.
Wedding Cake Island Temperature Statistics View More
December Temperature
Sydney Airport (8km)
Lowest 2 December, 2025
13.4 °CAverage December
23.2 °CHighest 5 December, 2025
37.8 °C
Climate (2020–Present)
Sydney Airport (8km)
Average Low 2020–2025
14.8 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C