Cassie Rock Weather Forecast

    • 13
    • 19

    Clear

    • 11
    • 18

    Sunny

    • 13
    • 20

    Showers easing

    • 15
    • 20

    Mostly sunny

    • 13
    • 19

    Partly cloudy

    • 12
    • 17

    Partly cloudy

    • 12
    • 19

    Partly cloudy

Today 31 May Sydney

Clear. Winds west to southwesterly 15 to 20 km/h.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southerly around 1 metre.
Weather
Mostly clear.
Weather Situation
A high pressure system over central Australia extends a ridge over much of New South Wales. Tomorrow, a strong cold front connected to a deep low pressure system in the Bight is forecast to enter southwest New South Wales, then cross the state during Tuesday into Wednesday morning bringing fresh to strong west to northwesterly winds along the coast.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cassie Rock Temperature Statistics View More

May Temperature

Terrey Hills (10km)

  • Lowest 8 May, 2026

    6.5 °C

  • Average May

    15.9 °C

  • Highest 3 May, 2026

    23.7 °C

Climate (2021–Present)

Terrey Hills (10km)

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  • Average Low 2021–2026

    13.5 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    21.9 °C
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