Coopers Beach Weather Forecast
- 9
- 23
Mostly clear
- 15
- 20
Showers easing then sunny
- 12
- 18
Partly cloudy
- 10
- 17
Partly cloudy
- 8
- 16
Cloud clearing
- 6
- 19
Sunny
- 8
- 23
Sunny
Today 12 Sep Yorke Peninsula
Mostly clear. Winds northeasterly 15 to 25 km/h.
Spencer Gulf Coastal Waters
- Wind
- North to northeasterly 10 to 15 knots, reaching up to 20 knots near the Yorke Peninsula coast.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Mostly clear.
- Weather Situation
- A trough is approaching from the west and will move across SA on Sunday, as an upper level disturbance moves over the far west later on Sunday. A high pressure ridge will also extend into the state from a high located southwest of WA from late Sunday. A cold front will then slip across southern coasts late Monday and early Tuesday, before the high moves across waters to the south to be centred over Victoria by Thursday.
Coopers Beach Temperature Statistics View More
September Temperature
Kadina Airport (21km)
Lowest 11 September, 2026
1.4 °CAverage September
12 °CHighest 1 September, 2026
22.2 °C
Climate (2021–2026)
Kadina Airport (21km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
16.4 °CAverage High 2021–2026
23.5 °C