Lake Illawarra - Entrance Weather Forecast
- 16
- 26
Shower or two. Possible storm
- 18
- 32
Possible shower
- 16
- 19
Cloudy
- 16
- 20
Cloudy
- 15
- 24
Mostly sunny
- 15
- 29
Sunny
- 17
- 32
Partly cloudy
Today 13 Dec Wollongong
Becoming cloudy. Medium chance of showers, most likely late this afternoon and evening. The chance of a thunderstorm during this afternoon and evening. Light winds becoming northeasterly 20 to 30 km/h in the morning then turning north to northwesterly 15 to 20 km/h in the evening.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- North to northwesterly about 10 knots tending north to northeasterly 15 to 20 knots in the morning then tending north to northwesterly 10 to 15 knots in the late evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres around midday.
- 1st Swell
- Easterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm during this afternoon and evening.
- Weather Situation
- Northeasterly winds are being generated by a coastal trough along the north coast and a ridge of high pressure extending across the south. A cold front is forecast to move up the coast as a southerly change late Sunday into Monday behind which a new ridge of high pressure settled is forecast to settle bringing southeasterly winds through mid week.
Lake Illawarra - Entrance Temperature Statistics View More
December Temperature
Illawarra Regional Airport (8km)
Lowest 1 December, 2025
7.4 °CAverage December
20.4 °CHighest 5 December, 2025
37.9 °C
Climate (2020–Present)
Illawarra Regional Airport (8km)
Average Low 2020–2025
12.4 °CAverage 2020–2025
17.1 °CAverage High 2020–2025
22.7 °C