Brentwood Weather Forecast

    • 11
    • 26

    Partly cloudy

    • 12
    • 24

    Cloud clearing

    • 11
    • 27

    Sunny

    • 14
    • 33

    Sunny

    • 18
    • 36

    Sunny

    • 19
    • 37

    Mostly sunny

    • 17
    • 29

    Partly cloudy

Today 24 Dec Yorke Peninsula

Partly cloudy. Winds south to southeasterly 20 to 30 km/h.

Spencer Gulf Coastal Waters

Wind
South to southeasterly 15 to 20 knots, reaching up to 30 knots north of Cowell to Wallaroo.
Seas
1.5 metres, increasing to 2 to 2.5 metres north of Cowell to Wallaroo.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Partly cloudy.
Weather Situation
A broad ridge of high pressure persists across South Australia this week as the high pressure centre moves to the south of the Bight on Thursday, continuing eastwards on Friday, to be south of Tasmania on Saturday. The next cold front crosses south of the Bight on Sunday dragging a low pressure trough across western parts of the State.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brentwood Temperature Statistics View More

December Temperature

Minlaton Airport (12km)

  • Lowest 7 December, 2025

    4.6 °C

  • Average December

    19.9 °C

  • Highest 18 December, 2025

    41.4 °C

Climate (2020–Present)

Minlaton Airport (12km)

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  • Average Low 2020–2025

    10.9 °C

  • Average 2020–2025

    16.1 °C

  • Average High 2020–2025

    22.4 °C
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