December weather forecast
Changsha, China

Flowery spring field in front of the giant Mao Statue in Changsha, China
Flowery spring field in front of the giant Mao Statue in Changsha, China

December

Weather in December

Finally, December in Changsha, China, marks the onset of winter with temperatures dropping significantly. With 41mm (1.61") of rainfall and 64% relative humidity, the city presents chilly temperatures and mildly damp conditions. Increases in both snowfall and the frequency of snowy days compared to November attest to the shift into the full winter season. Shorter days, lower UV index, and less sunshine hours further reveal the winter characteristics. December concludes the year with a cold wave, marking its place as one of the cooler months in Changsha's weather calendar.

Temperature

December in Changsha brings a decrease in the average high-temperature, shifting from a refreshing 17.8°C (64°F) in November to a fresh 11.7°C (53.1°F). An average low-temperature of 5.5°C (41.9°F) marks the month of December.

Humidity

The months with the lowest humidity are October and December, with an average relative humidity of 64%.

Rainfall

In Changsha, in December, it is raining for 10.5 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, in Changsha, there are 181.9 rainfall days, and 1008mm (39.69") of precipitation is accumulated.

Snowfall

Months with snowfall are January, February, November and December. In Changsha, China, in December, during 0.7 snowfall days, 11mm (0.43") of snow is typically accumulated. Throughout the year, in Changsha, there are 4.5 snowfall days, and 49mm (1.93") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 07:02 and sunset at 17:31. On the last day of December, in Changsha, China, sunrise is at 07:19 and sunset at 17:42 CST.

Sunshine

In Changsha, China, the average sunshine in December is 5.4h.

UV index

The months with the lowest UV index in Changsha are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 3 in December transforms into the following instructions:
Act with care - The suggestion to avoid sunburn is emphasized. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

What are December temperatures in Changsha?
During December, Changsha experiences an average high-temperature of 11.7°C (53.1°F) and a low-temperature of 5.5°C (41.9°F). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 34°C (93.2°F).
What are the least humid months in Changsha?
October and December, with an average relative humidity of 64%, are the least humid months.
What is the average humidity in December in Changsha?
The average relative humidity in December in Changsha is 64%.
How many days does it rain in December in Changsha?
In December, in Changsha, the rain falls for 10.5 days. Throughout December, 41mm (1.61") of precipitation is accumulated.
How much does it snow in Changsha in December?
In December, it is snowing for 0.7 days. Throughout December, 11mm (0.43") of snow is accumulated.
What is the month with the shortest days in Changsha?
December has the shortest days of the year in Changsha, with an average of 10h and 24min of daylight.
How many hours of daylight does Changsha have in December?
The average day length in December in Changsha is 10h and 23min.
What time are sunrise and sunset in December in Changsha?
On the first day of December in Changsha, China, sunrise is at 07:02 and sunset at 17:31. On the last day of the month, sunrise is at 07:19 and sunset at 17:42 CST.
How long on average sun shines in December in Changsha?
In December, the average sunshine duration is 5.4h.
What are the months with the lowest UV index in Changsha?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Changsha, China.
What is the UV index reading in December in Changsha?
The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Changsha, China
Average temperature in December
Changsha, China
  • Average high temperature in December: 11.7°C

The warmest month (with the highest average high temperature) is August (33.3°C).
The month with the lowest average high temperature is January (9.6°C).

  • Average low temperature in December: 5.5°C

The month with the highest average low temperature is July (25°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).

Average pressure in December - Changsha, China
Average pressure in December
Changsha, China
  • Average pressure in December: 1026mbar

The month with the highest atmospheric pressure is January (1026.3mbar).
The month with the lowest atmospheric pressure is July (1003.2mbar).

Average wind speed in December - Changsha, China
Average wind speed in December
Changsha, China
  • Average wind speed in December: 9.8km/h

The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is June (8.2km/h).

Average humidity in December - Changsha, China
Average humidity in December
Changsha, China
  • Average humidity in December: 64%

The month with the highest relative humidity is June (82%).
The months with the lowest relative humidity are October and December (64%).

Average rainfall in December - Changsha, China
Average rainfall in December
Changsha, China
  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is June (183mm).
The driest month (with the least rainfall) is October (35mm).

Average rainfall days in December - Changsha, China
Average rainfall days in December
Changsha, China
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is June (20.3 days).
The month with the least rainy days is October (10 days).

Average snowfall in December - Changsha, China
Average snowfall in December
Changsha, China
  • Average snowfall in December: 11mm

The month with the highest snowfall is January (27mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in December - Changsha, China
Average snowfall days in December
Changsha, China
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Changsha, China
Average daylight in December /
Average sunshine in December
Changsha, China
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 6min).

Average sunshine days in December - Changsha, China
Average sunshine days in December
Changsha, China
  • Average sunshine days in December: 19.5 days

The months with the most sunshine days are October and December (19.5 days).
The month with the least sunshine days is June (8.2 days).

Average UV index in December - Changsha, China
Average UV index in December
Changsha, China
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December - Changsha, China
Average cloud cover in December
Changsha, China
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December - Changsha, China
Average visibility in December
Changsha, China
  • Average visibility in December: 10km

The months with the highest visibility are October and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and November (9km).

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