Cassie Rock Weather Forecast

    • 13
    • 17

    Shower or two

    • 13
    • 17

    Shower or two

    • 13
    • 17

    Shower or two

    • 11
    • 18

    Possible shower

    • 12
    • 20

    Partly cloudy

    • 13
    • 19

    Shower or two

    • 13
    • 18

    Shower or two

Today 16 Aug Sydney

Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Winds southeast to southwesterly 15 to 20 km/h tending southeasterly in the middle of the day then becoming light in the evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Southeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Southerly 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over Tasmania is directing onshore southeast winds over the coastal waters today. The winds will tend southeast to northeasterly on Monday and Tuesday as the high moves over the southern Tasman Sea, and then north to northeasterly along the southern coast on Wednesday as a low pressure trough approaches from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cassie Rock Temperature Statistics View More

August Temperature

Terrey Hills (10km)

  • Lowest 5 August, 2026

    4.6 °C

  • Average August

    12 °C

  • Highest 3 August, 2026

    20.5 °C

Climate (2021–2026)

Terrey Hills (10km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    13.5 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    21.9 °C
Get WillyWeather+ to remove ads