Cassie Rock Weather Forecast

    • 15
    • 23

    Sunny

    • 17
    • 21

    Possible shower

    • 16
    • 25

    Shower or two

    • 16
    • 19

    Shower or two

    • 15
    • 19

    Cloudy

    • 13
    • 21

    Sunny

    • 15
    • 25

    Shower or two

Today 4 Oct Sydney

Sunny. Patchy fog in the west in the early morning. Light winds becoming southeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
West to northwesterly 15 to 25 knots shifting southeasterly 10 to 15 knots in the early afternoon. Winds may reach up to 30 knots late this morning.
Seas
1 to 2 metres, decreasing below 1 metre during the morning.
1st Swell
Northeasterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Partly cloudy. The chance of a thunderstorm.
Weather Situation
A low pressure system in the southern Tasman Sea extends a trough into Northern NSW, with a ridge building from the west. The trough will weaken as it moves continues over northeast NSW during Sunday. A low pressure trough is forecast to linger over the northeast of the state Monday through Wednesday. Meanwhile, another cold front is forecast to cross southeast NSW during late Tuesday, bringing a southerly change along the coast from late Tuesday into Wednesday morning.
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  • Temperature Forecast Bureau of Meteorology

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Cassie Rock Temperature Statistics View More

October Temperature

Terrey Hills (10km)

  • Lowest 1 October, 2026

    16 °C

  • Average October

    19.5 °C

  • Highest 1 October, 2026

    28.8 °C

Climate (2021–2026)

Terrey Hills (10km)

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  • Average Low 2021–2026

    13.6 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    22 °C
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