Newcastle Weather Forecast
- 9
- 19
Partly cloudy
- 9
- 19
Mostly sunny
- 8
- 19
Sunny day. Shower or two
- 11
- 18
Showers
- 11
- 18
Showers
- 11
- 17
Showers
- 10
- 19
Shower or two
Today 22 Jun Newcastle
Mostly sunny. Slight chance of a shower. Light winds.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Southwesterly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres around midday.
- 1st Swell
- Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Port Stephens during the morning.
- Weather
- Partly cloudy. 80% chance of showers offshore, 50% chance elsewhere. The chance of a thunderstorm offshore south of Port Stephens in the late morning and afternoon.
- Weather Situation
- Southerly winds over the southern waters will spread north today as a low pressure system moves away to the east and a ridge of high pressure develops. Southerly winds will persist throughout the week as the centre of the high gradually drifts eastwards.
Newcastle Temperature Statistics View More
June Temperature
Newcastle (Nobbys) (2km)
Lowest 7 June, 2026
8.2 °CAverage June
15.7 °CHighest 14 June, 2026
22.1 °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