Joass Island Weather Forecast

    • 19
    • 25

    Shower or two clearing

    • 17
    • 28

    Mostly sunny

    • 18
    • 31

    Sunny

    • 19
    • 34

    Sunny

    • 20
    • 26

    Shower or two

    • 19
    • 23

    Shower or two

    • 18
    • 24

    Shower or two

Today 3 Jan Hunter

Partly cloudy. Slight chance of a shower in the afternoon. Winds east to southeasterly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures 25 to 30.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Southeasterly 10 to 15 knots, reaching up to 20 knots offshore north of Norah Head during the morning. Winds turning east to northeasterly below 10 knots during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore north of Port Stephens during the morning.
1st Swell
Southerly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure is redeveloping in the Tasman Sea with fresh north to northeasterly winds expected along the southern and central waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Joass Island Temperature Statistics View More

January Temperature

Williamtown RAAF Base (17km)

  • Lowest 1 January, 2025

    16.7 °C

  • Average January

    24.1 °C

  • Highest 1 January, 2025

    33 °C

Climate (2020–Present)

Williamtown RAAF Base (17km)

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  • Average Low 2020–2025

    13.2 °C

  • Average 2020–2025

    17.9 °C

  • Average High 2020–2025

    23.7 °C
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