Cooper Reef Weather Forecast
- 9
- 20
Partly cloudy
- 12
- 22
Showers
- 11
- 21
Shower or two
- 13
- 20
Showers
- 9
- 20
Partly cloudy
- 9
- 21
Sunny
- 10
- 23
Sunny
Today 27 Sep Lower West
Partly cloudy. High chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm in the morning and afternoon, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Light winds becoming westerly 15 to 20 km/h in the early afternoon then becoming light in the evening. Daytime maximum temperatures between 19 and 22.
Lancelin Coastal Waters
Jurien Bay to Two Rocks- Wind
- Southeasterly 10 to 15 knots turning south to southwesterly below 10 knots in the morning then becoming west to southwesterly in the early afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly 2 to 3 metres.
- Weather
- Partly cloudy. The chance of a thunderstorm in the morning and early afternoon.
- Weather Situation
- An inland trough and low will move west on the weekend across southern and central WA, moving close to the west coast today. A high will develop south of the Bight on the weekend and move east for the following few days. On Monday the low will slip south of the state and the trough will move over south east parts. A cold front will approach on Tuesday and move through during Wednesday.
Cooper Reef Temperature Statistics View More
September Temperature
Badgingarra Research Station (73km)
Lowest 13 September, 2026
4.1 °CAverage September
14.9 °CHighest 16 September, 2026
28.9 °C
Climate (2021–2026)
Badgingarra Research Station (73km)
Average Low 2021–2026
12.7 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
26.3 °C