Treachery Beach Weather Forecast

    • 12
    • 26

    Partly cloudy

    • 14
    • 29

    Partly cloudy

    • 12
    • 22

    Sunny

    • 10
    • 29

    Partly cloudy

    • 14
    • 22

    Sunny

    • 10
    • 23

    Shower

    • 12
    • 21

    Shower

Today 2 Sep Mid North Coast

Partly cloudy. Slight chance of a shower in the north in the afternoon. Near zero chance of rain elsewhere. Winds west to northwesterly 25 to 35 km/h decreasing to 15 to 25 km/h in the late afternoon. Daytime maximum temperatures 20 to 27.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore north of Port Stephens in the late morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore north of Port Stephens.
1st Swell
Southerly around 1 metre, increasing to 1 to 1.5 metres north of Norah Head.
Weather
Partly cloudy.
Weather Situation
North to northwesterly winds will fresh from today freshen ahead of a trough and associated cold front crossing the coastal waters during Thursday, driving west to southwesterly winds in its wake. North to northwesterly winds are forecast to redevelop ahead of a series of fronts crossing the waters during the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Treachery Beach Temperature Statistics View More

September Temperature

Taree Airport (62km)

  • Lowest 1 September, 2026

    6.5 °C

  • Average September

    12.4 °C

  • Highest

    –

Climate (2021–2026)

Taree Airport (62km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    24.3 °C
Get WillyWeather+ to remove ads