Great Mackerel Beach Weather Forecast

    • 21
    • 25

    Shower or two

    • 21
    • 25

    Shower or two clearing

    • 19
    • 26

    Mostly sunny

    • 19
    • 27

    Showers. Possible storm

    • 16
    • 20

    Shower or two

    • 14
    • 21

    Shower or two

    • 17
    • 23

    Possible shower

Today 23 Mar Sydney

Partly cloudy. High chance of showers. The chance of a thunderstorm during this afternoon and early evening. Light winds becoming easterly 15 to 20 km/h in the late afternoon then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southerly below 10 knots becoming east to southeasterly in the early morning then tending east to northeasterly 10 to 15 knots in the late afternoon.
Seas
Below 0.5 metres.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm this afternoon.
Weather Situation
A weak ridge of high pressure is expected to maintain light to moderate winds from the northeast to southeast, continuing into early next week. A southerly change is set to push up the coast later in the week, with strong and gusty winds.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Great Mackerel Beach Temperature Statistics View More

March Temperature

Terrey Hills (13km)

  • Lowest 14 March, 2026

    14.4 °C

  • Average March

    21.3 °C

  • Highest 17 March, 2026

    30 °C

Climate (2021–Present)

Terrey Hills (13km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    21.9 °C
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