Nelson Bay Weather Forecast
- 17
- 24
Partly cloudy
- 17
- 40
Mostly sunny
- 18
- 23
Partly cloudy
- 12
- 25
Mostly sunny
- 14
- 26
Partly cloudy
- 17
- 31
Shower or two
- 14
- 23
Shower or two
Today 21 Oct Hunter
Mostly sunny. Slight chance of a shower about the Upper Hunter, near zero chance elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds northwest to northeasterly 15 to 20 km/h tending southeast to southwesterly in the early morning then tending east to southeasterly in the middle of the day. Overnight temperatures falling to between 15 and 18 with daytime temperatures reaching 26 to 34.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Northerly 15 to 20 knots, reaching up to 25 knots offshore north of Norah Head early in the morning. Winds tending southeast to southwesterly in the early morning then tending east to northeasterly in the evening.
- Seas
- 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre during the afternoon.
- 1st Swell
- Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.
- Weather
- Partly cloudy.
Nelson Bay Temperature Statistics View More
October Temperature
Williamtown RAAF Base (30km)
Lowest 2 October, 2025
6.9 °CAverage October
20.3 °CHighest 6 October, 2025
35.6 °C
Climate (2020–Present)
Williamtown RAAF Base (30km)
Average Low 2020–2025
13.3 °CAverage 2020–2025
18 °CAverage High 2020–2025
23.7 °C