Treachery Beach Weather Forecast
- 12
- 25
Clear
- 13
- 27
Shower
- 12
- 17
Windy
- 11
- 18
Shower
- 8
- 23
Sunny
- 11
- 26
Sunny
- 11
- 27
Sunny
Today 14 Sep Mid North Coast
Clear. Winds east to northeasterly 15 to 25 km/h tending north to northeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Northerly 15 to 20 knots, reaching up to 30 knots offshore in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore.
- 1st Swell
- Southerly around 1 metre, increasing to 1 to 1.5 metres north of Norah Head.
- Weather
- Clear.
- Weather Situation
- Northerly winds will increase during today before a trough brings a southerly change to the far south in the evening. This southerly change will continue to move north along the coast on Tuesday and then strengthen as a cold front reaches the Tasman Sea. After this, southerly winds will persist as a ridge of high pressure extends across from the west.
Treachery Beach Temperature Statistics View More
September Temperature
Taree Airport (62km)
Lowest 1 September, 2026
6.5 °CAverage September
16.7 °CHighest 5 September, 2026
33.2 °C
Climate (2021–2026)
Taree Airport (62km)
Average Low 2021–2026
13.2 °CAverage 2021–2026
18.2 °CAverage High 2021–2026
24.3 °C