Onkaparinga Head Weather Forecast

    • 20
    • 34

    Partly cloudy

    • 16
    • 26

    Sunny

    • 13
    • 23

    Partly cloudy

    • 13
    • 22

    Cloudy

    • 11
    • 27

    Sunny

    • 15
    • 33

    Sunny

    • 18
    • 33

    Sunny

Today 12 Dec Adelaide

Partly cloudy. Winds east to northeasterly 20 to 30 km/h tending northwest to southwesterly 15 to 25 km/h in the middle of the day then tending south to southeasterly 20 to 30 km/h in the late afternoon.

Adelaide Metropolitan Waters

Wind
Variable about 10 knots becoming southerly 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots north of Grange in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres north of Brighton by early evening.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough will sweep across across the coastal waters today, clearing to the east in the late evening. A ridge of high pressure will begin to move in from the southwest on the weekend with the high pressure centre establishing south of the Bight on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onkaparinga Head Temperature Statistics View More

December Temperature

Noarlunga (3km)

  • Lowest 2 December, 2025

    11.1 °C

  • Average December

    18.9 °C

  • Highest 4 December, 2025

    32.3 °C

Climate (2020–Present)

Noarlunga (3km)

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  • Average Low 2020–2025

    12.7 °C

  • Average 2020–2025

    16.6 °C

  • Average High 2020–2025

    21.7 °C
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