Heros Bay Weather Forecast
- 18
- 29
Shower or two
- 18
- 23
Shower or two
- 17
- 22
Cloudy
- 17
- 24
Partly cloudy
- 15
- 27
Mostly sunny
- 15
- 31
Sunny
- 19
- 30
Possible shower
Today 14 Dec Hunter
Partly cloudy. High chance of showers, most likely in the early morning. The chance of a thunderstorm in the morning and afternoon. Light winds becoming north to northwesterly 15 to 20 km/h in the early morning then tending west to northwesterly 20 to 30 km/h in the morning. Overnight temperatures falling to between 16 and 19 with daytime temperatures reaching 29 to 34.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- North to northwesterly 15 to 20 knots tending north to northeasterly in the middle of the day. Winds reaching up to 30 knots south of Norah Head in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Easterly 1 to 1.5 metres.
- Weather
- Partly cloudy. 60% chance of showers. The chance of a thunderstorm early this morning.
- Weather Situation
- A trough will move across the state's south and west today as a cold front passes to the south. Then, the system will sweep the coastal waters on Sunday through the first half of Monday, bringing a fresh to strong southerly wind change in its wake. Southerly winds will gradually ease from the south and turn easterly early next week as a new high enters the Bight and extends a ridge across the coastal waters.
Heros Bay Temperature Statistics View More
December Temperature
Williamtown RAAF Base (23km)
Lowest 2 December, 2025
11.3 °CAverage December
22.4 °CHighest 6 December, 2025
40.2 °C
Climate (2020–Present)
Williamtown RAAF Base (23km)
Average Low 2020–2025
13.3 °CAverage 2020–2025
18 °CAverage High 2020–2025
23.7 °C