Brentwood Weather Forecast
- 17
- 36
Partly cloudy
- 14
- 27
Sunny
- 12
- 25
Partly cloudy
- 10
- 23
Cloudy
- 11
- 28
Sunny
- 13
- 33
Sunny
- 16
- 35
Sunny
Today 12 Dec Yorke Peninsula
Partly cloudy. Winds east to northeasterly 15 to 25 km/h tending north to northwesterly in the morning then tending southerly 30 to 45 km/h in the middle of the day. Daytime maximum temperatures 34 to 39.
Spencer Gulf Coastal Waters
- Wind
- Variable about 10 knots becoming southerly 15 to 25 knots in the middle of the day. Winds reaching up to 30 knots north of Cowell to Wallaroo in the evening.
- Seas
- Below 1 metre, increasing to 1 to 2 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to around 1 metre south of Cowell to Wallaroo.
- 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.
Brentwood Temperature Statistics View More
December Temperature
Minlaton Airport (12km)
Lowest 7 December, 2025
4.6 °CAverage December
18.8 °CHighest 3 December, 2025
33.9 °C
Climate (2020–Present)
Minlaton Airport (12km)
Average Low 2020–2025
10.9 °CAverage 2020–2025
16.1 °CAverage High 2020–2025
22.4 °C