Diamond Bay Weather Forecast

    • 18
    • 25

    Partly cloudy

    • 20
    • 24

    Cloudy

    • 20
    • 24

    Becoming windy. Partly cloudy

    • 17
    • 21

    Sunny

    • 18
    • 23

    Sunny

    • 18
    • 25

    Sunny

    • 20
    • 31

    Possible late shower

Today 21 Dec Sydney

Cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds southeasterly 15 to 20 km/h.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
East to southeasterly about 10 knots increasing to 10 to 15 knots in the evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm.
Weather Situation
A high pressure ridge extends across the coast, bringing generally settled weather. A cold front slips south of the state during today, bringing a south to southeasterly change during the afternoon, followed by a brief ridge. Another cold front is forecast to cross the Sydney Waters during Monday, bringing a gusty southerly change, with another ridge building in its wake bringing mostly settled conditions for Christmas.
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  • Temperature Forecast Bureau of Meteorology

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Diamond Bay Temperature Statistics View More

December Temperature

Sydney (Observatory Hill) (7km)

  • Lowest 20 December, 2024

    17.1 °C
  • Average December

    23.1 °C
  • Highest 2 December, 2024

    33.3 °C

Climate (2019–Present)

Sydney (Observatory Hill) (7km)

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  • Average Low 2019–2024

    14.6 °C
  • Average 2019–2024

    18.2 °C
  • Average High 2019–2024

    23.3 °C
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