Caves Beach Weather Forecast

    • 19
    • 31

    Mostly sunny

    • 17
    • 30

    Partly cloudy

    • 18
    • 25

    Shower or two

    • 15
    • 22

    Cloudy

    • 13
    • 24

    Partly cloudy

    • 14
    • 25

    Partly cloudy

    • 15
    • 27

    Partly cloudy

Today 23 Dec Newcastle

Mostly sunny. The chance of smoke haze in the late afternoon and evening. Slight chance of a shower in the evening. Winds southerly 15 to 20 km/h tending southeasterly 25 to 35 km/h in the early afternoon.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
South to southwesterly 10 to 15 knots turning southeasterly 15 to 20 knots in the early afternoon. Winds reaching up to 30 knots south of Port Stephens in the evening.
Seas
Below 1 metre, increasing to 1 to 2 metres during the afternoon.
1st Swell
Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather
Mostly sunny.
Weather Situation
Winds tending variable for a time during the morning before a southerly change arrives today. Winds will briefly turn northerly before a high pressure system builds in the Bight, directing another, stronger, southerly change over NSW coastal waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Caves Beach Temperature Statistics View More

December Temperature

Lake Macquarie (Cooranbong) (17km)

  • Lowest 1 December, 2025

    9.2 °C

  • Average December

    22.9 °C

  • Highest 19 December, 2025

    40.9 °C

Climate (2020–Present)

Lake Macquarie (Cooranbong) (17km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    17.2 °C

  • Average High 2020–2025

    23.8 °C
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