Bosanquet Bay Weather Forecast
- 8
- 19
Shower or two
- 8
- 19
Cloudy
- 5
- 21
Mostly sunny
- 7
- 23
Partly cloudy
- 11
- 27
Partly cloudy
- 13
- 26
Shower or two
- 11
- 23
Showers
Today 8 Sep West Coast
Cloudy. High chance of showers west of Ceduna, medium chance elsewhere. The chance of a thunderstorm west of Nullarbor early this morning. Winds east to southeasterly 15 to 25 km/h tending south to southeasterly 20 to 30 km/h in the middle of the day. Daytime maximum temperatures around 19.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Easterly 10 to 15 knots decreasing to below 10 knots in the morning then tending southeasterly 15 to 25 knots in the middle of the day.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres by early evening.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Cloudy. 60% chance of showers.
- Weather Situation
- A high pressure system, centred southwest of WA, extends a ridge across the south of SA. The main high centre will move across waters to the south throughout the week to be centred to the east of SA from late Thursday. A trough over the interior of WA will remain stationary for most of the week and may extend into the far west of the state at times.
Bosanquet Bay Temperature Statistics View More
September Temperature
Ceduna Airport (2km)
Lowest 6 September, 2026
2.7 °CAverage September
14.3 °CHighest 1 September, 2026
25.4 °C
Climate (2021–2026)
Ceduna Airport (2km)
Average Low 2021–2026
10.9 °CAverage 2021–2026
16.8 °CAverage High 2021–2026
23.7 °C