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Western Australia Weather

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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Monitor Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.

Western Australia’s weather is dominated by a dry, hot interior and a milder, wetter southwest coast. The live forecast above shows today’s conditions across the state, with the north experiencing tropical heat and the south cooling under a passing front.

What drives Western Australia’s weather patterns?

The state spans tropical, arid and Mediterranean climate zones. The northwest monsoon brings summer rain to the Kimberley and Pilbara, while the southwest relies on winter cold fronts from the Southern Ocean. The inland stays mostly dry year-round, with summer heat often exceeding 40 °C. The Australia weather hub has more on regional differences.

Average summer max (Perth)31 °C (Jan)
Average winter max (Perth)18 °C (Jul)
Wettest cityAlbany (930 mm/yr)
Hottest recorded50.7 °C (Oodnadatta, SA border)

How can I check the latest conditions?

The bom weather wa radar shows real-time rain and storms. For a broader view, use the western australia weather radar live feed on the Bureau of Meteorology site. The western australia weather map on the Vic Weather Radar page also covers the southwest corner. For a weather in western australia 10 days outlook, check the BOM’s seven-day forecast or the bom weather map wa for pressure patterns.

What is the weather like year-round?

Western australia weather year round varies sharply: the Kimberley has a wet summer (Dec–Mar) and dry winter; Perth enjoys mild, wet winters and hot, dry summers. The interior is arid, with cold winter nights. For monthly averages, see the BOM’s climate data or a western australia weather by month summary.

Does Western Australia get cyclones?

Yes. Tropical cyclones form off the northwest coast from November to April, bringing destructive winds and flooding. The Pilbara and Kimberley are most at risk. Check Severe Weather Warning for alerts.

Why is the southwest coast so much cooler than the interior?

The southwest is cooled by the Leeuwin Current and winter cold fronts from the Southern Ocean. The interior lacks coastal influence, heating rapidly under clear skies. This contrast is strongest in summer.

Can I use the BOM radar for marine conditions?

Yes, but the western australia weather radar live is designed for land-based rain. For marine wind and swell, use the BOM’s coastal waters forecast or Australia weather hub.