Nelson Bay Weather Forecast
- 9
- 27
Partly cloudy
- 12
- 19
Partly cloudy
- 11
- 16
Possible shower. Windy
- 10
- 16
Cloudy
- 10
- 17
Cloudy
- 9
- 27
Sunny
- 13
- 25
Mostly sunny
Today 12 Dec South West
Mostly sunny day. The chance of fog in the southeast early this morning. Slight chance of a shower this evening. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly 15 to 20 km/h in the middle of the day then tending northeast to southeasterly in the evening. Daytime maximum temperatures in the low 30s.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- East to northeasterly 10 to 15 knots, reaching up to 20 knots in the far east during the morning. Winds becoming variable about 10 knots in the morning.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge of high pressure over Tasmania will clear into the Tasman Sea during the day with a trough lingering just across the NSW border along the east coast. A separate trough will then sweep across the state on Saturday, entering from the west in the early morning and clearing in the east by the evening. On Sunday a cold front will skim across the south with a new high pressure ridge developing in its wake on Monday.
Nelson Bay Temperature Statistics View More
December Temperature
Cape Nelson Lighthouse (5km)
Lowest 5 December, 2025
9.7 °CAverage December
15.1 °CHighest 3 December, 2025
25.3 °C
Climate (2020–Present)
Cape Nelson Lighthouse (5km)
Average Low 2020–2025
11.8 °CAverage 2020–2025
14.3 °CAverage High 2020–2025
17.5 °C