Treachery Beach Weather Forecast

    • 8
    • 21

    Sunny

    • 10
    • 21

    Partly cloudy

    • 7
    • 16

    Sunny

    • 4
    • 19

    Sunny

    • 7
    • 19

    Shower

    • 8
    • 19

    Shower

    • 8
    • 19

    Partly cloudy

Today 22 Jul Mid North Coast

Patchy morning fog. Mostly sunny afternoon. Light winds becoming northwest to southwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures between 17 and 23.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northerly 10 to 15 knots, reaching up to 20 knots offshore south of Port Stephens during the morning. Winds turning west to northwesterly during the morning.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Stephens.
Weather
Mostly sunny.
Weather Situation
Northerly winds are becoming west to northwesterly as a ridge extending from a high over the Tasman Sea recedes ahead of a cold front approaching the state from the southwest. The cold front will then cross the coastal waters on Thursday into early Friday, with a fresh to strong southwesterly wind change in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Treachery Beach Temperature Statistics View More

July Temperature

Taree Airport (62km)

  • Lowest 13 July, 2026

    1.3 °C

  • Average July

    13.3 °C

  • Highest 2 July, 2026

    24.1 °C

Climate (2021–2026)

Taree Airport (62km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    24.3 °C
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