Garden Island Weather Forecast

    • 11
    • 23

    Partly cloudy

    • 11
    • 21

    Mostly sunny

    • 13
    • 22

    Possible shower

    • 13
    • 19

    Shower or two

    • 9
    • 19

    Shower or two

    • 10
    • 19

    Shower or two

    • 9
    • 19

    Shower or two

Today 17 Jun Hunter

Partly cloudy. The chance of morning fog inland. Light winds. Daytime maximum temperatures between 19 and 23.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northwesterly 10 to 15 knots tending northerly in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre.
Weather
Mostly sunny.
Weather Situation
A high pressure system over the Tasman Sea is extending ridge across the coastal waters while drifting eastwards, bringing an east to northeasterly airstream. Winds will become northerly and freshen midweek as a cold front approaches from the west, before turning westerly over the weekend following its passage.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Garden Island Temperature Statistics View More

June Temperature

Williamtown RAAF Base (21km)

  • Lowest 16 June, 2026

    6.4 °C

  • Average June

    14.6 °C

  • Highest 10 June, 2026

    23.5 °C

Climate (2021–Present)

Williamtown RAAF Base (21km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    24 °C
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