Weather in December
December possesses the quintessential chill of Changchun’s winter. The city landscapes transform under the influence of the year's coldest temperatures, matched by an equal chill factor. With reduced daylight hours and low UV index, winter truly asserts its presence in the city. Precipitation reaches an annual low with only 5mm (0.2") falling throughout the month, adding to the icy ambiance. The month wraps up the year with a proverbial winter blanket covering Changchun, making it a winter wonderland once more.
On the first day of December, sunrise is at 06:52 and sunset at 16:02. On the last day of the month, sunrise is at 07:12 and sunset at 16:10 CST.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
[Resources]Temperature
The arrival of December brings a distinct temperature shift, with the average high-temperature dropping from a wintry 1.7°C (35.1°F) in November to a subzero cold -6.6°C (20.1°F). During December, the nighttime temperature in Changchun, China, averages to an arctic cold -16.1°C (3°F).Humidity
The average relative humidity in December is 66%.Rainfall
In Changchun, in December, it is raining for 5.4 days, with typically 5mm (0.2") of accumulated precipitation. In Changchun, during the entire year, the rain falls for 98.7 days and collects up to 570mm (22.44") of precipitation.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 06:52 and sunset at 16:02. On the last day of the month, sunrise is at 07:12 and sunset at 16:10 CST.
Sunshine
The month with the least sunshine is December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index in Changchun, China, are January, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
How cold is it in Changchun in December?
The high-temperature, in December, in Changchun, is -6.6°C (20.1°F), while the low-temperature averages to -16.1°C (3°F). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 31°C (87.8°F).
What is the average humidity in December in Changchun?
The average relative humidity in December in Changchun, China, is 66%.
How many days does it rain in December in Changchun?
In Changchun, China, in December, during 5.4 rainfall days, 5mm (0.2") of precipitation is typically accumulated.
What is the month with the shortest days in Changchun?
With an average of 9h and 0min of daylight, December has the shortest days of the year in Changchun.
How many hours of daylight does Changchun have in December?
The average day length in December in Changchun, China, is 8h and 59min.
When are sunrise and sunset in December in Changchun?
In December, on the first day of the month, sunrise is at 06:52 and sunset at 16:02. On the last day of the month, in Changchun, sunrise is at 07:12 and sunset at 16:10 CST.
What is the month with the least sunshine in Changchun?
December has the least sunshine of the year, with an average of 5.3h of sunshine.
How many hours of sunshine does Changchun have in December?
The average sunshine duration in December is 5.3h.
When is the lowest UV index in Changchun?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Changchun, China.
What is the UV index intensity in December in Changchun?
In Changchun, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average temperature in December
Changchun, China
- Average high temperature in December: -6.6°C
The warmest month (with the highest average high temperature) is July (27.6°C).
The month with the lowest average high temperature is January (-9.8°C).
- Average low temperature in December: -16.1°C
The month with the highest average low temperature is July (19°C).
The coldest month (with the lowest average low temperature) is January (-19.9°C).
Average humidity in December
Changchun, China
- Average humidity in December: 66%
The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is April (49%).
Average rainfall in December
Changchun, China
- Average rainfall in December: 5mm
The wettest month (with the highest rainfall) is July (161.1mm).
The driest month (with the least rainfall) is January (3.2mm).
Average rainfall days in December
Changchun, China
- Average rainfall days in December: 5.4 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is January (3.7 days).
Average daylight in December /
Average sunshine in December
Changchun, China
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average UV index in December
Changchun, China
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).
Changchun, China
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