Garden Island Weather Forecast

    • 20
    • 26

    Shower or two

    • 20
    • 27

    Shower or two

    • 19
    • 27

    Possible shower

    • 19
    • 28

    Partly cloudy

    • 19
    • 28

    Partly cloudy

    • 19
    • 29

    Sunny

    • 19
    • 30

    Mostly sunny

Today 27 Feb Hunter

Partly cloudy. Medium chance of showers. The chance of a thunderstorm in the afternoon and early evening, possibly severe with heavy rain which may lead to flash flooding about the Lower Hunter. Winds east to southeasterly 20 to 30 km/h. Daytime maximum temperatures 22 to 29.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Easterly 10 to 15 knots, reaching up to 20 knots offshore south of Port Stephens during the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore south of Norah Head.
1st Swell
Southeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Port Stephens.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the afternoon and early evening.
Weather Situation
A slow moving trough about the Central Coast weakens during the morning and clears during today. A high pressure system moves into the Tasman today, maintaining onshore easterly airstream across the coastal waters over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Garden Island Temperature Statistics View More

February Temperature

Williamtown RAAF Base (21km)

  • Lowest 17 February, 2026

    13.1 °C

  • Average February

    24.2 °C

  • Highest 18 February, 2026

    38.5 °C

Climate (2021–Present)

Williamtown RAAF Base (21km)

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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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