Newcastle Weather Forecast
- 8
- 20
Sunny
- 5
- 19
Sunny
- 9
- 19
Shower or two
- 10
- 19
Showers
- 10
- 18
Showers
- 9
- 19
Shower or two
- 9
- 19
Shower or two
Today 13 Aug Newcastle
Sunny. Winds southerly 15 to 20 km/h becoming light in the late afternoon.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Southwesterly 15 to 20 knots turning southerly 10 to 15 knots in the evening.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre later in the evening.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 1.5 metres around midday, then tending southerly 1.5 to 2 metres during the afternoon.
- Weather
- Partly cloudy.
- Weather Situation
- Fresh southwesterly winds today behind a trough that is moving into the Tasman Sea. Then, a high pressure system moving over South Australia is expected to drift towards Tasmania later in the week, directing onshore south to southeasterly winds over the coastal waters.
Newcastle Temperature Statistics View More
August Temperature
Newcastle (Nobbys) (2km)
Lowest 8 August, 2026
6.5 °CAverage August
13.5 °CHighest 11 August, 2026
21 °C
Climate (2021–2026)
Newcastle (Nobbys) (2km)
Average Low 2021–2026
15.4 °CAverage 2021–2026
18.6 °CAverage High 2021–2026
22.4 °C