Broughton Island Weather Forecast
- 18
- 28
Shower or two. Possible storm
- 18
- 27
Showers. Possible storm
- 18
- 24
Possible morning storm. Rain
- 18
- 26
Shower or two
- 18
- 26
Shower or two
- 17
- 26
Shower or two
- 16
- 26
Possible shower
Today 16 Jan Hunter
Partly cloudy. High chance of showers, most likely in the morning. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds northeast to southeasterly 15 to 20 km/h becoming light before dawn then becoming south to southeasterly 15 to 25 km/h in the morning. Overnight temperatures falling to around 18 with daytime temperatures reaching 26 to 31.
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.
Broughton Island Temperature Statistics View More
January Temperature
Williamtown RAAF Base (48km)
Lowest 1 January, 2026
14.8 °CAverage January
23.5 °CHighest 10 January, 2026
40.5 °C
Climate (2021–Present)
Williamtown RAAF Base (48km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
18.1 °CAverage High 2021–2026
23.8 °C