Dunsborough Weather Forecast
- 11
- 21
Possible shower
- 13
- 20
Showers
- 12
- 19
Showers increasing
- 11
- 18
Showers easing
- 10
- 18
Possible shower
- 9
- 20
Mostly sunny
- 10
- 21
Mostly sunny
Today 27 Sep South West
Cloudy. High chance of showers, most likely in the afternoon. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding in the east. Winds easterly 15 to 20 km/h becoming light in the middle of the day. Daytime maximum temperatures between 18 and 21.
Bunbury Geographe Coastal Waters
Dawesville to Cape Naturaliste- Wind
- Easterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
- Seas
- Around 1 metre, decreasing below 0.5 metres around midday.
- 1st Swell
- Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore.
- Weather
- Partly cloudy. The chance of a thunderstorm in the afternoon and evening.
- 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.
Dunsborough Temperature Statistics View More
September Temperature
Cape Naturaliste (12km)
Lowest 26 September, 2026
8.3 °CAverage September
15.1 °CHighest 16 September, 2026
25.4 °C
Climate (2021–2026)
Cape Naturaliste (12km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
17.2 °CAverage High 2021–2026
22.7 °C