Boondelbah Island Weather Forecast

    • 15
    • 22

    Possible shower

    • 14
    • 26

    Partly cloudy

    • 17
    • 29

    Sunny morning. Shower or two

    • 17
    • 25

    Showers

    • 13
    • 22

    Shower or two

    • 11
    • 23

    Possible shower

    • 11
    • 25

    Mostly sunny

Today 23 Oct Hunter

Partly cloudy. Medium chance of showers in the afternoon and early evening. The chance of a thunderstorm in the afternoon. Winds east to northeasterly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures 21 to 26.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northeasterly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Northeasterly below 1 metre, increasing to 1 to 1.5 metres south of Port Stephens during the afternoon.
Weather
Partly cloudy. The chance of a thunderstorm inshore in the afternoon.
Weather Situation
A high in the Tasman Sea maintains a ridge over the coastal waters. The high will move slowly east on the weekend. A strong cold front and trough will cross the southern coastal waters late on Sunday and move north.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boondelbah Island Temperature Statistics View More

October Temperature

Williamtown RAAF Base (37 km)

  • Lowest 9 October, 2026

    7.8 °C

  • Average October

    18.6 °C

  • Highest 12 October, 2026

    36.4 °C

Climate (2021–2026)

Williamtown RAAF Base (37 km)

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  • Average Low 2021–2026

    13.5 °C

  • Average 2021–2026

    18.3 °C

  • Average High 2021–2026

    24 °C
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