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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Reef Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Check the live forecast above for your exact Perth Christmas Day weather, then plan around the heat. December afternoons regularly hit the low 30s Celsius, making early morning or evening the smartest times for outdoor activities.
What is the typical Perth Christmas Day weather?
Perth Christmas Day weather is consistently hot and dry. The long-term average maximum sits near 31°C, with mostly sunny skies and little chance of rain. Overnight lows usually drop to around 17°C, offering some relief after sundown. The live forecast above will tell you if this year deviates from the norm.
How does Christmas Day compare to the rest of summer?
Perth weather in December and January is dominated by high pressure systems. Christmas Day is typically one of the warmer days, but not the peak. The hottest Christmas Day in Perth was 42.8°C in 2021. Boxing Day weather in Perth is usually similar, so plan for consecutive hot days if you’re staying through the holiday period.
What is the hottest Christmas Day in Perth?
The hottest Christmas Day in Perth was 42.8°C recorded in 2021. That extreme is rare; most years sit in the low 30s. Check the live forecast above for the 2025 outlook.
Is Christmas Day weather Perth 2025 expected to be hotter than average?
Christmas Day weather Perth 2025 forecasts depend on the live data above. Climate trends suggest a warmer-than-average summer, but exact conditions change week to week. Refresh the forecast closer to the day.
Where can I find Christmas Day weather Perth 2025 AccuWeather data?
Reef Brief recommends the Bureau of Meteorology as the most reliable source for Christmas Day weather Perth 2025 in Celsius. AccuWeather provides alternative long-range outlooks, but always cross-check with the live forecast above.
For more detail on Perth weather throughout the year, or to compare conditions with Sydney Weather or other capitals, visit the Australia weather hub. If severe heat is forecast, check the Severe Weather Warning page.