Nine Mile Beach Weather Forecast
- 18
- 28
Shower or two
- 17
- 27
Showers. Possible storm
- 17
- 23
Rain
- 17
- 25
Shower or two
- 17
- 26
Shower or two
- 17
- 26
Shower or two
- 16
- 27
Possible shower
Today 16 Jan Newcastle
Partly cloudy. High chance of showers, becoming less likely in the early afternoon. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Light winds becoming southeast to southwesterly 15 to 20 km/h in the middle of the day then tending southwesterly in the late evening.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds tending southeast to southwesterly in the early afternoon then tending northeast to southeasterly 15 to 20 knots in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres offshore.
- 1st Swell
- East to northeasterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning, then tending easterly 1.5 metres during the afternoon.
- Weather
- Partly cloudy. 70% chance of showers. A thunderstorm likely.
- Weather Situation
- Strong to gale force southeasterly winds over the New South Wales coast in the wake of a trough and low moving off the south coast. The trough and low will then track north. Then, a high pressure system will move into the south Tasman Sea, maintaining fresh to strong southeasterly winds over coastal waters.
Nine Mile Beach Temperature Statistics View More
January Temperature
Newcastle (Nobbys) (18km)
Lowest 12 January, 2026
16.7 °CAverage January
22.3 °CHighest 10 January, 2026
36.9 °C
Climate (2021–Present)
Newcastle (Nobbys) (18km)
Average Low 2021–2026
15.3 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
22.3 °C