Lake Macquarie - Swansea Weather Forecast
- 25
- 31
Showers. Possible storm
- 19
- 30
Shower or two
- 18
- 30
Possible morning shower
- 18
- 26
Shower or two
- 16
- 24
Possible shower
- 15
- 25
Partly cloudy
- 14
- 26
Partly cloudy
Today 22 Dec Newcastle
Partly cloudy. Very high chance of showers, most likely this afternoon. The chance of a thunderstorm during the morning and afternoon. Light winds becoming easterly 15 to 25 km/h in the early afternoon then tending southeasterly 15 to 20 km/h in the late evening.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- North to northwesterly 15 to 20 knots, reaching up to 25 knots offshore north of Port Stephens early in the morning. Winds tending south to southeasterly 10 to 15 knots in the early afternoon then tending easterly 15 to 20 knots in the late afternoon.
- Seas
- 1 to 2 metres, decreasing to 1 metre during the morning, increasing to 1 to 1.5 metres offshore south of Port Stephens by early evening.
- 1st Swell
- Northeasterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
- Weather
- Partly cloudy. 80% chance of showers. The chance of a thunderstorm.
- Weather Situation
- A ridge over the northern Tasman Sea is directing northerly winds along the coast. A cold front will bring a fresh to strong southerly change to the southern half on Monday. This will be followed by another southerly surge on Tuesday through to northern parts of the coast.
Lake Macquarie - Swansea Temperature Statistics View More
December Temperature
Lake Macquarie (Cooranbong) (15km)
Lowest 1 December, 2025
9.2 °CAverage December
22.5 °CHighest 19 December, 2025
40.9 °C
Climate (2020–Present)
Lake Macquarie (Cooranbong) (15km)
Average Low 2020–2025
11.7 °CAverage 2020–2025
17.2 °CAverage High 2020–2025
23.8 °C