Swansea Offshore Weather Forecast
- 13
- 19
Possible shower
- 12
- 17
Sunny
- 13
- 17
Mostly sunny
- 15
- 17
Shower or two
- 14
- 17
Showers
- 14
- 17
Showers
- 14
- 17
Showers
Today 12 Aug Newcastle
Partly cloudy. Slight chance of a shower, most likely in the late morning and afternoon. Winds northwesterly 15 to 20 km/h increasing to 20 to 30 km/h in the morning then turning westerly in the middle of the day.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Westerly 15 to 20 knots, reaching up to 25 knots offshore in the evening.
- Seas
- 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres around midday.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Swansea Offshore Temperature Statistics View More
August Temperature
Newcastle (Nobbys) (20km)
Lowest 8 August, 2026
6.5 °CAverage August
13.4 °CHighest 4 August, 2026
20.5 °C
Climate (2021–2026)
Newcastle (Nobbys) (20km)
Average Low 2021–2026
15.4 °CAverage 2021–2026
18.6 °CAverage High 2021–2026
22.4 °C