Cassie Rock Weather Forecast

    • 11
    • 17

    Clear

    • 10
    • 18

    Sunny day. Late shower or two

    • 14
    • 17

    Showers

    • 13
    • 17

    Shower or two

    • 13
    • 17

    Showers

    • 14
    • 18

    Showers

    • 13
    • 18

    Shower or two

Today 23 Jun Sydney

Mostly sunny. Light winds.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
South to southwesterly 10 to 15 knots.
Seas
1 to 1.5 metres, decreasing below 1 metre by early evening.
1st Swell
Southerly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Mostly clear.
Weather Situation
A high pressure system over western New South Wales and a low over the Tasman Sea are maintaining southerly winds over the coastal waters. A trough is then forecast to brush the coast midweek, followed by another high pressure system drifting across Tasmania, directing onshore southeasterly airstream through the second half of the week.
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  • Temperature Forecast Bureau of Meteorology

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Cassie Rock Temperature Statistics View More

June Temperature

Terrey Hills (10km)

  • Lowest 6 June, 2026

    6.7 °C
  • Average June

    14.4 °C
  • Highest 10 June, 2026

    21.3 °C

Climate (2021–2026)

Terrey Hills (10km)

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  • Average Low 2021–2026

    13.5 °C
  • Average 2021–2026

    17.1 °C
  • Average High 2021–2026

    22 °C
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