Boullanger Island Weather Forecast
- 11
- 19
Rain
- 12
- 20
Shower or two
- 7
- 19
Sunny
- 8
- 20
Showers increasing
- 7
- 18
Shower or two
- 5
- 18
Mostly sunny
- 5
- 18
Sunny
Today 11 Jun Central West
Cloudy. Very high chance of rain. The chance of a thunderstorm during this afternoon and evening, possibly severe with heavy rain which may lead to flash flooding. Winds northerly 15 to 25 km/h tending northwest to southwesterly 15 to 20 km/h in the evening then becoming light in the late evening. Daytime maximum temperatures between 16 and 20.
Lancelin Coastal Waters
Jurien Bay to Two Rocks- Wind
- Variable about 10 knots becoming southwesterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots offshore in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
- Weather
- Cloudy. Near 100% chance of rain.
- Weather Situation
- A trough will deepen over southern WA today, ahead of an approaching cold front. Associated cloud band will bring widespread rainfall to the South West Land Division, Gascoyne and Goldfields. The trough and cold front will move east across southern districts on Friday, contracting the cloud band to central and eastern parts of the state. The cloud band will gradually weaken over the weekend but expected to linger until Monday A weak high pressure system will quickly move across southern WA later Friday into Saturday, followed by another cold front on Sunday.
Boullanger Island Temperature Statistics View More
June Temperature
Jurien Bay (2km)
Lowest 4 June, 2026
8.4 °CAverage June
15.6 °CHighest 5 June, 2026
23.6 °C
Climate (2021–Present)
Jurien Bay (2km)
Average Low 2021–2026
13.8 °CAverage 2021–2026
19.8 °CAverage High 2021–2026
25.8 °C