December Weather in Changsha, China

Last updated: August 21, 2025

December brings a mix of chilly temperatures and moderate precipitation to Changsha, China. With maximum temperatures reaching up to 17°C (63°F) and average daily temperatures hovering around 8°C (47°F), residents can expect crisp days, while nighttime lows can drop to a brisk -4°C (25°F). The city experiences approximately 61 mm (2.4 in) of rain over 8 days, contributing to a humidity level of 73%, which adds a touch of dampness to the air. This month is characterized by cool weather, making it ideal for cozy indoor activities as well as enjoying the enchanting winter scenery.

December Temperature in Changsha

As December settles over Changsha, temperatures begin to dip, marking the transition into winter. With minimums plummeting to -4°C (25°F), residents can expect brisk, chilly days ahead. The average temperature hovers around 8°C (47°F), creating a crisp atmosphere perfect for cozy indoor activities or warm gatherings with friends. The daylight warms up to a maximum of 17°C (63°F), providing brief respites from the cold. This month serves as a significant shift from the more temperate autumn, as the city prepares for the colder months, showcasing the dynamic shift in seasons that Changsha experiences throughout the year.

December Weather in Changsha: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Changsha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Changsha, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414249576673808277675846
Data source: Temperature data for Changsha generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Changsha

In December, Changsha experiences a moderate precipitation level of 61 mm (2.4 in), marking a slight decrease compared to the preceding months. With 8 days of rainfall, the weather remains relatively consistent as the city transitions from the wetter season defined by July's high of 210 mm. The trend shows a gradual decline from the peak summer rains, with January's drier conditions on the horizon. Overall, December continues to exhibit the gentle ebb and flow of Changsha's climate as it settles into the cooler winter months, blending comfort with the occasional light drizzle.

December Precipitation Trends in Changsha

The chart displays monthly precipitation patterns in Changsha, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Changsha, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec60657181125134210197138816961
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Changsha

In Changsha, China, the December humidity settles at a moderate 73%, a slight decrease from the more humid months leading up to it. Throughout the year, the region experiences a noticeable rise in humidity, peaking in the summer with sweltering levels of 95% in July. Post-summer, humidity begins to wane, with November recording 77% before the winter chill sets in, bringing a fresh breath to the city. Despite the drop in December, this month still retains a higher humidity level compared to the cooler months of January and February, which hover around 67% and 69%, respectively. This pattern illustrates the characteristic transitions of Changsha's climate, where humidity tends to elevate during the warmer months but remains relatively high even in winter.

December Average Humidity in Changsha

This chart illustrates the average monthly humidity levels in Changsha, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Changsha is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%69%79%86%87%90%95%92%79%76%77%73%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Changsha

As the year winds down, December in Changsha, China, brings a noticeable shift in the UV Index, dropping to a moderate value of 4. This change signals a safer time for sun exposure, with a burn time extending to 30 minutes. Following the extreme levels reached in the summer months, where the UV Index soared to 12, December's moderation offers a welcome respite for outdoor activities. With a high UV Index in earlier months, particularly in June and July, the trend of decreasing UV exposure culminates in a more relaxed winter setting, perfect for enjoying the outdoors while remaining sun-conscious. For more comprehensive insights on how UV levels vary throughout the seasons, visit Changsha UV Index.

Maximum UV Index Levels in Changsha for December

The chart shows the monthly maximum UV Index (UVI) for Changsha in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Changsha typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101011121110864
Data source: Changsha December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Changsha

In Changsha, China, December offers a gentle transition into winter, with 213 hours of sunshine, which reflects a modest decrease from the vibrant autumn months. As the year progresses, there’s a noticeable trend of increasing daylight from January's chilly 163 hours to May's bright 289 hours. The summer months hold the highest luminosity, peaking in August with an impressive 308 hours. As the season shifts to winter, daylight gradually diminishes, yet December still provides a pleasant amount of sunshine, making it a favorable time for residents to enjoy outdoor activities amidst the cooler temperatures. Overall, the sunny embrace of Changsha throughout the year reveals a rhythm that invites both warmth and reflection as the year comes to a close.

Monthly Sunshine Duration in Changsha: December Highlighted

The December sunshine duration represents the total number of hours Changsha experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec163h218h257h265h289h287h287h308h269h247h223h213h
Data source: Changsha December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Changsha During December

In Changsha, China, the likelihood of sunny weather reaches its peak in December with a 60% chance of sunshine, making it a bright spot in the cooler winter months. This trend follows a notable increase from November, which has a 59% chance of sun, suggesting that while the days are short and chilly, the potential for clear skies remains high as the year draws to a close. Interestingly, as we move through the year, the chances of sun generally decline from mid-spring to late summer, with July experiencing the lowest probability at just 24%. However, as the year transitions into winter, the sunshine odds rebound, with December offering an inviting opportunity for those seeking a cheerful winter day in this vibrant city.

Percentage of Sunny Days in December in Changsha

The chart illustrates the percentage of sunny days in Changsha throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Changsha experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%47%34%35%31%30%24%38%46%40%59%61%
Data source: Changsha December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Changsha in December

In Changsha, China, daylight duration follows a dynamic rhythm throughout the year, showcasing a notable trend from winter through summer and back to winter. January and December both offer around 10 hours of daylight, marking the shortest days of the year. As we transition into spring, daylight gradually increases, peaking at a delightful 14 hours in both June and July. This bounteous light gives way to vibrant summer days, which then transition back to shorter daylight hours in the fall. By November, the daylight retraces its steps, falling back to 10 hours before the year ends. This cyclical pattern not only highlights the changing seasons but also reflects the shifting moods and activities of life in Changsha.

Average Daylight Hours in Changsha for December

The chart illustrates the variation in daylight duration in Changsha throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 16m11h11h 59m12h 58m13h 48m14h 13m14h 1m13h 17m12h 20m11h 20m10h 29m10h 2m
Data source: Changsha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Changsha

In December, the wind in Changsha, China, gently slows down to an average of 4.7 m/s (11 mph), marking a noticeable dip compared to the busier summer months. This tranquil breeze wraps the city in a soft embrace, contrasting sharply with July's peak of 6.8 m/s (15 mph), when the winds were at their most vigorous. Overall, December's winds reflect the city's transition into winter, mirroring a trend of gradual decline through the late year, while still maintaining a consistent presence throughout the seasons. As temperatures drop and the atmosphere shifts, the calmness of December's winds invites cozy moments under the city's festive lights, bringing a sense of reflection amidst the cooler days.

Average December Wind Speed in Changsha

The chart displays monthly wind speed patterns in Changsha, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.45.75.15.15.04.96.84.75.65.55.34.7 m/s
Data source: Changsha December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Changsha Compares to Other Months

Weather in Changsha varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Changsha, focusing on differences in temperature, rainfall, humidity, and UV levels.

December and January exhibit similar precipitation levels, with December receiving 61 mm and January slightly less at 60 mm, both distributed over about a week. However, January tends to be colder, featuring a lower average temperature of 5°C (42°F) compared to December's 8°C (47°F). Minimum temperatures also drop further in January, reaching -6°C (21°F) compared to December's -4°C (25°F). While both months maintain high humidity, December has a slightly higher average at 73%, compared to January's 67%. For more detailed information, you can check out Changsha weather in January.

In December, the weather tends to be slightly milder with an average temperature of 8°C (47°F) and highs reaching up to 17°C (63°F). The month experiences about 61 mm (2.4 in) of precipitation over roughly 8 days, coupled with a humidity level of 73%. In contrast, February presents cooler temperatures with an average of 5°C (42°F) and maximums around 14°C (58°F). Precipitation increases slightly to 65 mm (2.5 in) over about 9 days, while the humidity dips to 69%. For more detailed insights on February weather, visit Changsha weather in February.

In December, the weather features cooler temperatures with a minimum of -4°C (25°F) and an average of 8°C (47°F), while reaching a maximum of 17°C (63°F). The month typically sees around 61 mm (2.4 inches) of precipitation over 8 days, with humidity levels averaging 73%. In contrast, March experiences slightly milder temperatures, with a minimum of 3°C (37°F) and an average of 9°C (49°F), peaking at 18°C (65°F). Precipitation increases to 71 mm (2.8 inches) over 9 days, and humidity rises to 79%. For more detailed information on March weather, you can visit Changsha weather in March.

December and April present contrasting weather patterns. In December, temperatures range from a chilly minimum of -4°C (25°F) to a mild maximum of 17°C (63°F), with an average of 8°C (47°F). The month typically sees about 61 mm (2.4 in) of precipitation over 8 days, accompanied by a humidity level of 73%. In comparison, April warms up significantly with temperatures starting from a minimum of 6°C (43°F) and climbing to a pleasant maximum of 22°C (72°F), averaging 14°C (57°F). However, it also experiences slightly higher precipitation at 81 mm (3.2 in) over 9 days, alongside increased humidity at 86%. For more details on the weather in April, you can visit Changsha weather in April.

In December, the weather is significantly cooler, with temperatures ranging from a minimum of -4°C (25°F) to an average of 8°C (47°F) and a maximum of 17°C (63°F). The month experiences about 61 mm (2.4 in) of precipitation over approximately 8 days, coupled with a humidity level of 73%. In contrast, May ushers in much warmer temperatures, with a minimum of 13°C (56°F), an average of 19°C (66°F), and a maximum of 26°C (79°F). Precipitation in May increases to 125 mm (4.9 in), occurring on about 9 days, while humidity rises to 87%. For a detailed look at the weather in May, Changsha weather in May offers more information.

December and June present stark contrasts in weather conditions. In December, temperatures range from a chilly -4°C (25°F) at their lowest to a mild average of 8°C (47°F), peaking at 17°C (63°F). This month experiences moderate precipitation of 61 mm (2.4 in) over 8 days, with humidity averaging 73%. In contrast, June showcases a much warmer climate, with minimum temperatures of 17°C (63°F), an average of 23°C (74°F), and highs reaching up to 31°C (88°F). It also experiences a significant increase in rainfall, totaling 134 mm (5.3 in) over just 7 days, alongside high humidity levels of 90%. For more detailed information, you can visit Changsha weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures range from a chilly -4°C (25°F) at night to a mild 17°C (63°F) during the day, with average temperatures around 8°C (47°F). The month sees about 61 mm (2.4 in) of precipitation over 8 days, accompanied by a humidity level of 73%. In contrast, July boasts significantly warmer temperatures, with nighttime lows of 21°C (70°F) and daytime highs soaring up to 33°C (93°F), averaging around 27°C (81°F). With approximately 210 mm (8.3 in) of rain over 13 days, July is notably wetter and more humid, with humidity levels reaching 95%. For more detailed information, check out Changsha weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures range from a chilly -4°C (25°F) at night to a milder 17°C (63°F) during the day, with an average of 8°C (47°F). The month sees about 61 mm (2.4 in) of precipitation over 8 days, and humidity hovers around 73%. In contrast, August is characterized by warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 33°C (91°F), averaging 28°C (83°F). This summer month receives significantly more rainfall at 197 mm (7.7 in) over 13 days, coupled with higher humidity at 92%. For more specific insights into August conditions, you can check Changsha weather in August.

In comparing the weather of December and September, it is clear that there is a significant shift in temperature and precipitation. December experiences much cooler temperatures, with a minimum of -4°C (25°F) and an average of 8°C (47°F), while September enjoys warmer conditions, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 31°C (88°F). Precipitation levels are notable as well; December sees 61 mm (2.4 in) of rain over 8 days, whereas September averages higher with 138 mm (5.4 in) over 10 days. Moreover, humidity is slightly higher in September at 79%, compared to December's 73%. For more detailed information, you can visit Changsha weather in September.

December and October present striking contrasts in weather. In December, temperatures range from a chilly -4°C (25°F) to a mild 17°C (63°F), with an average of 8°C (47°F), significantly cooler than October's warmth, where temperatures fluctuate between 13°C (56°F) and a maximum of 28°C (83°F), averaging 20°C (68°F). While both months experience similar precipitation days at eight, December sees less rainfall overall, with 61 mm (2.4 in) compared to October's 80 mm (3.2 in). Humidity levels are also quite close, at 73% in December and 76% in October, but the overall feel of October is much more summery. For more details on October weather, you can check Changsha weather in October.

In comparing the weather between November and December, we see a noticeable drop in temperatures as December sets in. November boasts a milder climate with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 22°C (71°F), while December experiences colder conditions, with minimums plummeting to -4°C (25°F) and a maximum of 17°C (63°F). Precipitation is slightly less in December at 61 mm (2.4 in) across 8 days, compared to November's 69 mm (2.7 in) over 7 days. Humidity also sees a minor decrease, with December's average at 73% compared to November's 77%. For more detailed insights, you can check Changsha weather in November.

Compare Changsha's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Changsha

In December, Changsha experiences a noticeable shift in weather, with cooler temperatures and increased humidity compared to other months. The average temperature drops to a chilly 8°C, and the city sees its fair share of precipitation, with about 61 mm falling over roughly 8 days. This combination of elements creates a more brisk and damp atmosphere, setting December apart from the milder conditions of autumn. For more details on the climate throughout the year, check out Changsha Climate.