Nelson Bay Weather Forecast
- 11
- 19
Shower or two
- 11
- 19
Showers
- 14
- 20
Showers
- 15
- 21
Showers
- 13
- 22
Shower or two
- 13
- 20
Shower or two
- 11
- 19
Shower or two
Today 20 May Hunter
Mostly sunny. Medium chance of showers near the coast, most likely at night. Near zero chance of rain elsewhere. The chance of a thunderstorm along the coastal fringe in the evening. Winds west to southwesterly 15 to 20 km/h tending south to southwesterly in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching between 15 and 20.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Southwesterly 20 to 30 knots decreasing to 20 to 25 knots before dawn then increasing to 20 to 30 knots in the middle of the day.
- Seas
- 2 to 2.5 metres.
- 1st Swell
- Southerly 2 to 3 metres.
- Weather
- Partly cloudy. 90% chance of showers. The chance of a thunderstorm.
Nelson Bay Temperature Statistics View More
May Temperature
Williamtown RAAF Base (30km)
Lowest 8 May, 2026
7.8 °CAverage May
17 °CHighest 4 May, 2026
27.5 °C
Climate (2021–Present)
Williamtown RAAF Base (30km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
18.1 °CAverage High 2021–2026
23.9 °C