Newcastle Weather Forecast
- 8
- 18
Mostly sunny
- 7
- 18
Sunny
- 8
- 19
Sunny
- 8
- 17
Sunny
- 6
- 18
Mostly sunny
- 6
- 18
Sunny
- 7
- 19
Sunny
Today 15 Jun Newcastle
Mostly sunny. Slight chance of a shower. Light winds.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Westerly 10 to 15 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southeasterly 1 to 1.5 metres, decreasing to around 1 metre by early evening.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A broad high pressure ridge extends over much of New South Wales, remaining in place for the next several days, as a trough in the Tasman Sea moves further east. Several fronts are forecast to brush the south of the state from today through mid new week.
Newcastle Temperature Statistics View More
June Temperature
Newcastle (Nobbys) (2km)
Lowest 12 June, 2025
7.7 °CAverage June
13.2 °CHighest 3 June, 2025
19.3 °C
Climate (2020–Present)
Newcastle (Nobbys) (2km)
Average Low 2020–2025
15.4 °CAverage 2020–2025
18.5 °CAverage High 2020–2025
22.2 °C