Swansea Offshore Weather Forecast
- 18
- 21
Clear
- 18
- 23
Sunny
- 21
- 27
Sunny
- 23
- 27
Partly cloudy
- 21
- 23
Showers. Possible storm
- 20
- 22
Cloudy
- 20
- 23
Sunny
Today 3 Dec Newcastle
Clear. Winds easterly 15 to 25 km/h tending northeasterly in the evening.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- East to northeasterly 15 to 20 knots tending north to northeasterly in the evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres south of Port Stephens by early evening.
- 1st Swell
- Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Norah Head.
- Weather
- Clear.
- Weather Situation
- Winds will gradually turn northerly as a high pressure system drifts across the state, entering the Tasman Sea by Thursday. Northerly winds strengthening by the weekend, with a brief weak southerly change expected along the south coast on Friday. Then, a cold front will cross the state during the weekend, bringing a fresh to strong southerly wind change over coastal waters in its wake.
Swansea Offshore Temperature Statistics View More
December Temperature
Newcastle (Nobbys) (20km)
Lowest 2 December, 2025
11.3 °CAverage December
17.7 °CHighest 1 December, 2025
25.5 °C
Climate (2020–Present)
Newcastle (Nobbys) (20km)
Average Low 2020–2025
15.3 °CAverage 2020–2025
18.5 °CAverage High 2020–2025
22.3 °C