Castle Point Weather Forecast
- 14
- 28
Sunny
- 15
- 24
Partly cloudy
- 12
- 25
Mostly sunny
- 14
- 27
Partly cloudy
- 14
- 32
Sunny
- 17
- 34
Sunny
- 23
- 34
Mostly sunny
Today 19 Dec South West
Sunny. Winds southerly 20 to 30 km/h.
Bunbury Geographe Coastal Waters
Dawesville to Cape Naturaliste- Wind
- Southerly 15 to 20 knots increasing to 20 to 25 knots in the late afternoon. Winds reaching up to 30 knots offshore in the evening.
- Seas
- Around 1 metre, increasing to 1.5 to 2.5 metres during the afternoon.
- 1st Swell
- Southwesterly around 1 metre.
- Weather
- Sunny.
- Weather Situation
- A west coast trough will move to the Goldfields and inland Gascoyne on Saturday as a weak front brushes past the south coast. A ridge will then develop across much of southern WA on Sunday, pushing the trough further north. Another weak front will brush the south coast on Monday, followed by the west coast trough returning by Tuesday.
Castle Point Temperature Statistics View More
December Temperature
Cape Naturaliste (9km)
Lowest 6 December, 2025
12.8 °CAverage December
20.1 °CHighest 14 December, 2025
36.4 °C
Climate (2020–Present)
Cape Naturaliste (9km)
Average Low 2020–2025
13.3 °CAverage 2020–2025
17.3 °CAverage High 2020–2025
22.7 °C