Boondelbah Island Weather Forecast

    • 17
    • 24

    Partly cloudy

    • 16
    • 28

    Sunny

    • 18
    • 31

    Mostly sunny

    • 21
    • 28

    Partly cloudy

    • 19
    • 27

    Partly cloudy

    • 18
    • 30

    Mostly sunny

    • 19
    • 29

    Sunny

Today 23 Jan Hunter

Partly cloudy. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly in the morning. Overnight temperatures falling to between 12 and 16 with daytime temperatures reaching 24 to 30.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
South to southeasterly 15 to 20 knots tending east to southeasterly below 10 knots in the evening.
Seas
1 to 2 metres, decreasing to 1 metre during the morning.
1st Swell
Southerly 1.5 to 2 metres, increasing to 2 to 3 metres during the morning.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boondelbah Island Temperature Statistics View More

January Temperature

Williamtown RAAF Base (37km)

  • Lowest 1 January, 2026

    14.8 °C

  • Average January

    22.9 °C

  • Highest 10 January, 2026

    40.5 °C

Climate (2021–Present)

Williamtown RAAF Base (37km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    18.1 °C

  • Average High 2021–2026

    23.8 °C
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