Heros Bay Weather Forecast

    • 19
    • 24

    Cloudy

    • 17
    • 23

    Cloudy

    • 17
    • 25

    Partly cloudy

    • 16
    • 29

    Sunny

    • 17
    • 33

    Sunny

    • 19
    • 32

    Partly cloudy

    • 19
    • 34

    Possible shower

Today 15 Dec Hunter

Partly cloudy. Medium chance of showers about the Lower Hunter, slight chance elsewhere. Winds south to southeasterly 15 to 20 km/h tending east to southeasterly 20 to 30 km/h during the morning and early afternoon. Daytime maximum temperatures 23 to 31.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Southerly 15 to 20 knots, reaching up to 30 knots offshore early in the morning. Winds turning southeasterly in the late morning.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Southerly below 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Weather
Cloudy.
Weather Situation
A trough and gusty wind change will continue moving north across the coastal waters, crossing the northern waters this morning and early afternoon. A ridge extends over the coastal waters in the wake of the trough. The ridge will be maintained by a high in the Great Australian Bight that will move east across southeast Australia on Tuesday and into the Tasman Sea on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Heros Bay Temperature Statistics View More

December Temperature

Williamtown RAAF Base (23km)

  • Lowest 2 December, 2025

    11.3 °C

  • Average December

    22.6 °C

  • Highest 6 December, 2025

    40.2 °C

Climate (2020–Present)

Williamtown RAAF Base (23km)

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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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