Cronulla Offshore Weather Forecast

    • 20
    • 29

    Sunny

    • 19
    • 21

    Shower or two

    • 17
    • 19

    Possible shower

    • 16
    • 21

    Mostly sunny

    • 17
    • 23

    Partly cloudy

    • 18
    • 24

    Partly cloudy

    • 18
    • 26

    Partly cloudy

Today 24 Dec Sydney

Mostly sunny. Slight chance of a shower along the coastal fringe later tonight. Near zero chance of rain elsewhere. Winds north to northwesterly 15 to 20 km/h shifting southerly 20 to 30 km/h during the afternoon and evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Northeasterly below 10 knots becoming north to northwesterly in the early morning then tending north to northeasterly 15 to 20 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.
Weather
Partly cloudy. The chance of a thunderstorm offshore this evening.
Weather Situation
A fresh southerly change tracks north over coastal waters today in the wake of a trough. Winds will briefly turn northerly later in the day before a high pressure system builds in the Bight, directing another, stronger, southerly change over NSW coastal waters on Wednesday through Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cronulla Offshore Temperature Statistics View More

December Temperature

Sydney Airport (15km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    23.5 °C

  • Highest 19 December, 2025

    42.6 °C

Climate (2020–Present)

Sydney Airport (15km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.7 °C

  • Average High 2020–2025

    23.4 °C
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