Sandy Island Weather Forecast
- 9
- 18
Showers
- 9
- 15
Showers easing. Wind easing
- 8
- 18
Showers increasing. Windy
- 10
- 17
Showers easing. Wind easing
- 8
- 15
Showers
- 8
- 16
Shower or two
- 7
- 17
Shower or two
Today 11 Jun South West
Cloudy. Very high chance of showers. The chance of a thunderstorm near the coast in the late afternoon and evening. Winds north to northwesterly 15 to 20 km/h turning westerly 15 to 25 km/h during the afternoon and evening. Daytime maximum temperatures between 14 and 17.
Leeuwin Coastal Waters
Cape Naturaliste to Walpole- Wind
- West to northwesterly 15 to 20 knots tending west to southwesterly 15 to 25 knots in the afternoon.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- Southwesterly 4 to 5 metres.
- Weather
- Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening.
- 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.
Sandy Island Temperature Statistics View More
June Temperature
Windy Harbour (3km)
Lowest 9 June, 2026
-1.5 °CAverage June
13.1 °CHighest 7 June, 2026
20.4 °C
Climate (2021–Present)
Windy Harbour (3km)
Average Low 2021–2026
11 °CAverage 2021–2026
17 °CAverage High 2021–2026
20.4 °C