Home › Weather › Perth Christmas Weather Forecast 2025
Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
For Christmas Day 2025 in Perth, expect the live forecast above to guide your plans – typically a hot, dry summer’s day with a sea breeze cooling the coast by afternoon, so time outdoor festivities for the morning or early evening.
What is the typical Christmas weather pattern for Perth?
Perth’s Christmas weather is shaped by its Mediterranean climate. December averages around 30–32°C inland and a few degrees cooler near the coast, with mostly clear skies. The “Fremantle Doctor” – the afternoon sea breeze – often drops temperatures by 5–8°C along the Swan River and beaches, making the late afternoon more comfortable. Rainfall is rare; if a trough pushes through, it usually brings a brief thunderstorm rather than a full wet day.
How does 2025 compare with recent years?
Looking back, christmas weather perth 2024 was a classic 33°C day with a strong sea breeze. Long-range outlooks for 2025 suggest similar conditions – above-average temperatures are likely, but without extreme heatwaves forecast. For those checking perth christmas weather forecast 2025 accuweather or other models, the consensus is a dry, hot day with a late-afternoon wind change. Boxing day weather perth 2025 is expected to remain warm, though a trough may linger.
Will it be hot enough for a beach Christmas in Perth 2025?
Likely yes – temperatures in the low 30s Celsius are typical. The sea breeze cools the coast by late afternoon, so swimming is comfortable. Check the live forecast above for exact wind and UV levels.
Should I plan outdoor events for morning or evening?
Morning is best: temperatures are milder, UV lower, and the sea breeze hasn’t yet arrived. Evening cools quickly after sunset (around 7:15pm), so early evening is also pleasant. Avoid the 1–4pm window if you’re sensitive to heat.
Does the forecast differ for inland areas like the Swan Valley?
Yes – inland spots can be 3–5°C hotter than the coast and receive the sea breeze later, often after 4pm. If you’re in the Swan Valley for Christmas, plan for higher heat and minimal wind until late afternoon.
Sources
For more on perth weather december january extremes and long-range trends, visit the Perth Weather page on Southern Pulse. Stay updated on any heatwave risks via our Severe Weather Warning hub.