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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The coldest minimum temperature in Perth during winter typically hovers around 8°C, but clear, calm nights can drop the mercury to near freezing. The live forecast above shows today’s expected low, a useful guide if you’re planning early-morning walks or outdoor activities around the Swan River.
When does Perth experience its coldest minimum temperatures?
Perth’s coldest minimums occur during the winter months of June, July and August, with July the chilliest on average. Inland suburbs like Jandakot often record lower overnight temperatures than coastal areas because of radiational cooling. The lowest temperature in Perth in winter usually falls in early July, when the city can wake to frost on the grass.
What is the coldest day in Perth on record?
The official record for the coldest day in Perth ever is 0.6°C, set on 17 June 1993 at the Bureau of Meteorology’s Perth Airport station. More recently, the coldest day in Perth 2025 saw a minimum of 1.2°C on 25 June. Looking ahead, the coldest day in Perth 2026 may challenge that figure, depending on the strength of winter high-pressure systems that produce clear, still nights.
What is the coldest temperature ever recorded in Perth?
The all-time record low is 0.6°C, recorded at Perth Airport on 17 June 1993. Suburban stations in the hills have occasionally dipped below zero, but the official Bureau of Meteorology record remains 0.6°C.
How cold does it get in Perth during winter?
Typical minimums range from 5°C to 10°C, but after a clear night you can expect readings near 0°C in outer suburbs. The coldest day in Perth today, however, depends on cloud cover and wind – check the live forecast above.
What should I pack for a winter trip to Perth?
A warm jacket, scarf and closed-toe shoes are essential for early mornings and evenings. Layers work best, as daytime highs often reach 17–19°C. Don’t forget sunglasses – winter days are often crisp and sunny.
Sources
For more detailed seasonal guides, check our Perth Weather page or the Australia weather hub. If you’re travelling from elsewhere, see the Melbourne Weather page for comparison.