Moon Island Weather Forecast
- 22
- 40
Clear
- 20
- 25
Rain increasing
- 16
- 24
Rain
- 18
- 28
Possible shower
- 19
- 31
Shower or two. Storm
- 19
- 30
Shower or two
- 17
- 25
Shower or two
Today 10 Jan Newcastle
Sunny. Winds northwesterly 25 to 35 km/h turning northerly 15 to 25 km/h in the late afternoon.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- North to northeasterly 20 to 30 knots.
- Seas
- 1.5 to 2.5 metres.
- 1st Swell
- Northeasterly 1 to 2 metres, decreasing to 1 to 1.5 metres around midday.
- Weather
- Sunny.
- Weather Situation
- North to northeasterly winds along the Coastal Waters will continue to freshen through this week as a high over the Tasman Sea strengthens. A cold front and its associated trough will begin moving up the south coast today bringing fresh to strong southerlies in its wake. The trough is expected to stall about the central coast during Sunday, then continue to the reach the northern border by Monday. Coastal winds broadly shifty easterly during the new week as a high pressure system settles over the Tasman Sea.
Moon Island Temperature Statistics View More
January Temperature
Lake Macquarie (Cooranbong) (19km)
Lowest 1 January, 2026
14.1 °CAverage January
21.7 °CHighest 8 January, 2026
33.3 °C
Climate (2021–Present)
Lake Macquarie (Cooranbong) (19km)
Average Low 2021–2026
11.7 °CAverage 2021–2026
17.2 °CAverage High 2021–2026
23.8 °C