Boullanger Island Weather Forecast
- 8
- 19
Possible shower
- 9
- 20
Partly cloudy
- 9
- 19
Cloud clearing
- 8
- 20
Sunny
- 9
- 21
Sunny
- 9
- 21
Possible shower
- 11
- 20
Shower or two
Today 20 Jul Central West
Mostly sunny. Winds southeasterly 15 to 20 km/h tending southerly in the middle of the day then becoming light in the evening. Daytime maximum temperatures around 18.
Lancelin Coastal Waters
Jurien Bay to Two Rocks- Wind
- South to southwesterly about 10 knots increasing to 10 to 15 knots in the early afternoon then decreasing to about 10 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A ridge is pushing over the west coast with a weak cold front moving along the south coast south of the ridge later Monday into Tuesday. The ridge will then move south and strengthen in the wake of the cold front.
Boullanger Island Temperature Statistics View More
July Temperature
Jurien Bay (2km)
Lowest 12 July, 2026
5.6 °CAverage July
13.8 °CHighest 15 July, 2026
26.9 °C
Climate (2021–2026)
Jurien Bay (2km)
Average Low 2021–2026
13.8 °CAverage 2021–2026
19.8 °CAverage High 2021–2026
25.8 °C