Garden Island Weather Forecast

    • 15
    • 21

    Possible shower

    • 15
    • 22

    Showers

    • 14
    • 22

    Showers

    • 15
    • 22

    Showers

    • 15
    • 22

    Showers increasing

    • 16
    • 21

    Showers

    • 14
    • 20

    Shower or two

Today 23 May Hunter

Cloudy. Medium chance of showers, becoming less likely later tonight. Winds south to southeasterly 15 to 20 km/h becoming light in the late evening.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Southeasterly 10 to 15 knots, reaching up to 20 knots offshore in the late afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
Easterly 3 to 4 metres.
Weather
Partly cloudy.
Caution
Large and powerful surf conditions for the rest of the day are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Weather Situation
A high pressure system over the southern Tasman Sea combined with a low pressure system over the southern Coral Sea is directing moderate to fresh and gusty south to southeasterly winds onto the coast, tending strong in the north today. Over the coming days a broad area of low pressure moves over the state bringing easterly or northeasterly winds to some parts of the coast.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Garden Island Temperature Statistics View More

May Temperature

Williamtown RAAF Base (21km)

  • Lowest 8 May, 2026

    7.8 °C

  • Average May

    16.8 °C

  • Highest 4 May, 2026

    27.5 °C

Climate (2021–Present)

Williamtown RAAF Base (21km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    18.1 °C

  • Average High 2021–2026

    23.9 °C
Get WillyWeather+ to remove ads