Simpson Island Weather Forecast
- 21
- 34
Partly cloudy
- 20
- 35
Sunny
- 22
- 37
Sunny
- 22
- 36
Sunny
- 21
- 35
Sunny
- 20
- 35
Sunny
- 19
- 36
Sunny
Today 12 Apr Pilbara
Mostly sunny. Slight chance of a shower in the southeast, becoming less likely this morning. Near zero chance of rain elsewhere. The chance of a thunderstorm in the southeast during this afternoon and evening. Winds northeast to southeasterly 20 to 30 km/h tending northwest to northeasterly 15 to 20 km/h in the late afternoon then tending east to southeasterly in the evening. Daytime maximum temperatures 32 to 38.
Pilbara West Coastal Waters
Cape Preston to North West Cape- Wind
- South to southwesterly 10 to 15 knots becoming variable about 10 knots in the early morning.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly below 1 metre.
- Weather
- Mostly sunny.
- Weather Situation
- A trough persists down the west coast and will weaken from Monday as a ridge strengthens over northern parts of the State. Southeast to southwesterly winds and sea breezes dominate northern coastal waters.
Simpson Island Temperature Statistics View More
April Temperature
Onslow Airport (82km)
Lowest 10 April, 2026
19.5 °CAverage April
26.3 °CHighest 4 April, 2026
35.5 °C
Climate (2021–Present)
Onslow Airport (82km)
Average Low 2021–2026
20.5 °CAverage 2021–2026
25.8 °CAverage High 2021–2026
32.8 °C