Treachery Beach Weather Forecast
- 16
- 27
Partly cloudy
- 17
- 28
Partly cloudy
- 19
- 30
Partly cloudy
- 20
- 28
Shower
- 19
- 27
Shower
- 18
- 27
Shower
- 18
- 28
Shower
Today 15 Mar Mid North Coast
Mostly sunny. The chance of fog inland in the early morning. Light winds becoming east to northeasterly 15 to 20 km/h in the early afternoon then becoming light in the evening. Overnight temperatures falling to between 9 and 16 with daytime temperatures reaching 23 to 28.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- North to northeasterly below 10 knots increasing to 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots south of Port Stephens in the evening.
- Seas
- Below 0.5 metres, increasing to around 1 metre during the afternoon.
- 1st Swell
- Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore north of Norah Head.
- Weather
- Partly cloudy.
- Caution
- Surf conditions in the evening may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Treachery Beach Temperature Statistics View More
March Temperature
Taree Airport (62km)
Lowest 11 March, 2026
16.6 °CAverage March
23.8 °CHighest 12 March, 2026
33.4 °C
Climate (2021–Present)
Taree Airport (62km)
Average Low 2021–2026
13 °CAverage 2021–2026
18 °CAverage High 2021–2026
24.2 °C