Perth
December
Weather in Perth for December 2025
Your guide to Perth weather in December - trends and predictions
In general, the average temperature in Perth at the beginning of December is 28.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 32.6 °C by the end of December.
Precipitation in Perth during December is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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30
Dry days
1
Rainy days
0
Snow days
31°/18°
Temperatures
27 km/h
Avg max wind
44 %
Avg humidity
Perth in December average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2 26° | 3 27° | 4 28° | 5 30° | 6 30° | 7 31° |
| 8  32° | 9 31° | 10 30° | 11 31° | 12 32° | 13  27° | 14 27° |
| 15  28° | 16 28° | 17 30° | 18 29° | 19 31° | 20 34° | 21 35° |
| 22 35° | 23 37° | 24 36° | 25 35° | 26 30° | 27 30° | 28 33° |
| 29 35° | 30 34° | 31 31° |
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Temperatures trend during December in Perth
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Sunny | 27° /16° | 0.3 mm | 10 | |
| 2 Dec. | Sunny | 26° /15° | 0.6 mm | 9 | |
| 3 Dec. | Sunny | 27° /15° | 0.1 mm | 10 | |
| 4 Dec. | Sunny | 28° /16° | 0 mm | 10 | |
| 5 Dec. | Sunny | 30° /16° | 0 mm | 10 | |
| 6 Dec. | Sunny | 30° /16° | 0 mm | 11 | |
| 7 Dec. | Sunny | 31° /16° | 0.5 mm | 10 | |
| 8 Dec. | Cloudy | 32° /17° | 1 mm | 10 | |
| 9 Dec. | Sunny | 31° /17° | 0 mm | 11 | |
| 10 Dec. | Sunny | 30° /18° | 0.2 mm | 10 | |
| 11 Dec. | Sunny | 31° /18° | 0.6 mm | 10 | |
| 12 Dec. | Sunny | 32° /18° | 0 mm | 11 | |
| 13 Dec. | Patchy rain possible | 27° /16° | 0.5 mm | 9 | |
| 14 Dec. | Sunny | 27° /15° | 0 mm | 10 | |
| 15 Dec. | Partly cloudy | 28° /16° | 0 mm | 10 | |
| 16 Dec. | Sunny | 28° /16° | 0.1 mm | 10 | |
| 17 Dec. | Sunny | 30° /17° | 0.2 mm | 10 | |
| 18 Dec. | Sunny | 29° /17° | 0.3 mm | 10 | |
| 19 Dec. | Sunny | 31° /17° | 0.5 mm | 10 | |
| 20 Dec. | Sunny | 34° /18° | 0.1 mm | 11 | |
| 21 Dec. | Sunny | 35° /20° | 0 mm | 12 | |
| 22 Dec. | Sunny | 35° /20° | 0 mm | 11 | |
| 23 Dec. | Sunny | 37° /22° | 0 mm | 12 | |
| 24 Dec. | Sunny | 36° /21° | 0 mm | 12 | |
| 25 Dec. | Sunny | 35° /20° | 0 mm | 11 | |
| 26 Dec. | Sunny | 30° /19° | 0 mm | 11 | |
| 27 Dec. | Sunny | 30° /17° | 0 mm | 11 | |
| 28 Dec. | Sunny | 33° /17° | 0 mm | 11 | |
| 29 Dec. | Sunny | 35° /20° | 0.2 mm | 11 | |
| 30 Dec. | Sunny | 34° /20° | 0 mm | 11 | |
| 31 Dec. | Sunny | 31° /19° | 0 mm | 10 | |
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Important Notice
Our weather forecast for Perth in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Perth forecast closer to your planned date for the most up-to-date weather information.
Perth in December - FAQ
What are the expected maximum and minimum temperatures in Perth during December?
Expect warm days with temperatures around 31°, cooling to mild conditions of 18° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Perth during December?
Rainfall in Perth during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Perth during December?
The average wind speed in Perth during December is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Perth
Explore the daily rainfall trends and prepare for Perths December weather 💧
UV exposure in Perth during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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