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AustraliaThe weather in December in Perth
It's hot in December in Perth with an average temperature of 30°C. Temperatures this month range from a low of 26°C to a high of 35°C. At night, you can expect temperatures between 14°C and 20°C.
December is a good month to be in Perth for sunny weather. You’ll have high temperatures and not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Perth, Australia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 43°C in 2021, Perth reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 18°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 27°C.
Rainfall amount
According to weather history, there is only 5,7 mm of precipitation in December. The wind speed is around 5 Bft, mostly coming from the South.
Daily weather in December for Perth
Click on any day in December to get detailed info about the usual weather on that day in Perth. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Perth | New York | |
|---|---|---|
| Average temperature | 30°C | 9°C |
| Max. temperature | 35°C | 12°C |
| Min. temperature | 14°C | -5°C |
| Total precipitation | 5,7 mm | 133 mm |
| Rainy days | 1 day | 17 days |
Start of December
The month of December starts in Perth with hot temps, averaging around 29°C during the day and nights around 17°C.
Mid December
By mid-December, daytime temps rise to around 30°C, with nights around 18°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of December
By the end of December, the average daytime temperature in Perth is around 32°C, while nighttime temps are about 19°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
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UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Perth for all months and discover the best travel time
Curious about the weather in other parts of Australia? Check out the climate and weather for spots like Sydney, Gold Coast, Melbourne, or explore other destinations in Australia.
Temperature charts
These charts show the average temperatures in December in Perth, Australia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Perth
Temperature in December in Perth over the years
Precipitation charts
These charts show the average amount of precipitation in December in Perth, Australia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Perth
Total precipitation in December in Perth over the years
Daily UV index in December in Perth
This chart shows the average daily UV index in December in Perth, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Perth
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Average weather in Perth by month
Click on a month below to see detailed weather info for Perth. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.