Treachery Beach Weather Forecast

    • 12
    • 22

    Partly cloudy

    • 13
    • 23

    Shower

    • 13
    • 23

    Shower

    • 14
    • 25

    Partly cloudy

    • 15
    • 25

    Shower

    • 16
    • 25

    Shower

    • 15
    • 27

    Partly cloudy

Today 18 Oct Mid North Coast

Partly cloudy. Medium chance of showers, becoming less likely in the evening. The chance of a thunderstorm in the south in the afternoon and early evening. Winds east to northeasterly 15 to 20 km/h becoming light in the evening. Daytime maximum temperatures between 16 and 23.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northeasterly about 10 knots increasing to 10 to 15 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southeasterly around 1 metre, increasing to 1 to 1.5 metres north of Port Stephens.
Weather
Partly cloudy.
Weather Situation
Easterly winds will gradually shift northeasterly along New South Wales Coastal Waters over the weekend as a slow-moving high pressure system over the southern Tasman Sea drifts eastward.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Treachery Beach Temperature Statistics View More

October Temperature

Taree Airport (62 km)

  • Lowest 9 October, 2026

    7.6 °C

  • Average October

    18.6 °C

  • Highest 12 October, 2026

    35.2 °C

Climate (2021–2026)

Taree Airport (62 km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    24.4 °C
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