Boat Harbour Weather Forecast

    • 19
    • 24

    Showers. Storm

    • 17
    • 24

    Showers

    • 15
    • 29

    Possible shower

    • 17
    • 31

    Possible shower

    • 19
    • 25

    Shower or two

    • 17
    • 23

    Cloudy

    • 15
    • 27

    Partly cloudy

Today 11 Dec Hunter

Cloudy. High chance of showers. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding. Winds south to southeasterly 15 to 25 km/h. Overnight temperatures falling to between 16 and 19 with daytime temperatures reaching the low to mid 20s.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northeasterly 10 to 15 knots shifting south to southeasterly early in the morning then tending east to southeasterly in the evening. Winds reaching up to 20 knots south of Port Stephens in the late morning and afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Port Stephens around midday.
1st Swell
Southerly below 1 metre.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boat Harbour Temperature Statistics View More

December Temperature

Williamtown RAAF Base (25km)

  • Lowest 2 December, 2025

    11.3 °C

  • Average December

    23.1 °C

  • Highest 6 December, 2025

    40.2 °C

Climate (2020–Present)

Williamtown RAAF Base (25km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    18 °C

  • Average High 2020–2025

    23.7 °C
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