December Weather in Changsha, China

Last updated: August 21, 2025

December in Changsha, China offers a delightful mix of cool temperatures and mild weather, making it a fascinating time to explore the city. The maximum temperature reaches up to 28°C (83°F), while the average temperature hovers around 17°C (62°F), and the minimum can drop to 6°C (44°F). This month typically sees light precipitation, with an average of 16 mm (0.6 in) spread over 3 rainy days, contributing to the comfort of the overall ambiance. With a humidity level at 69%, December presents a cool yet refreshing atmosphere, perfect for discovering Changsha's charming attractions and vibrant culture.

December Temperature in Changsha

In December, Changsha experiences a noticeable drop in temperatures as the city transitions into winter, with minimums around 6°C (44°F) and averages settling at 17°C (62°F). This cooling marks a significant shift from the milder temperatures of the preceding months, particularly from the warmer autumn days in November, where averages reached 21°C (70°F). However, the maximum temperatures still remain surprisingly pleasant, peaking at 28°C (83°F), offering a mild respite compared to the harsher winters elsewhere. This blend of cool nights and moderate days makes December an inviting time to explore Changsha, as the city's vibrant culture can be enjoyed without the oppressive heat typical of the summer months. As the city prepares for the winter, visitors can expect a refreshing atmosphere that showcases the beauty of Changsha during this transitional season.

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).
JanFebMarAprMayJunJulAugSepOctNovDec616169738083848382767062
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 notable decline in precipitation, with only 16 mm (0.6 in) of rain recorded over just 3 days. This decrease marks a significant shift from the wetter months preceding it, such as June and August, where rainfall peaks at 287 mm and 319 mm, respectively. The trend demonstrates a gradual tapering of rain as the year closes, a departure from the earlier lush spring and summer months, characterized by frequent rainfall and saturated days. As temperatures drop, the city transitions into its drier season, resulting in a calm, albeit chilly, end to the year.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2255851181932872193192141462416
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Changsha

In Changsha, China, December ushers in a humidity level of 69%, a subtle dip from the high humidity peaks of summer but still markedly humid. As the year progresses, one can observe a gradual increase in humidity from January's 64%, with the peak humidity reaching a steamy 88% in both July and August. Following the summer's swelter, the humidity levels gently decline in autumn, settling at 65% in October and 64% in November, before experiencing a slight rise again in December. This pattern illustrates a clear seasonal rhythm, where the wet heat of summer transitions to a milder, yet still humid, winter climate, inviting the coolness of the season while retaining that characteristic dampness of the region.

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.
JanFebMarAprMayJunJulAugSepOctNovDec64%68%73%71%79%77%88%88%75%65%64%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Changsha

As December settles in Changsha, the UV Index drops to a moderate level of 7, signaling a transition from the extreme sun exposure seen throughout the summer months. With an exposure category of high, residents should still be cautious, as the burn time increases to 25 minutes—a notable contrast to the mere 10 minutes during the peak months of May through September. This pattern underscores a seasonal decline in UV intensity, moving from the extremes earlier in the year to a safer level as winter approaches. Despite the reduction, it's still advisable to take sun protection measures when outdoors. For more detailed insights, visit the 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.
JanFebMarAprMayJunJulAugSepOctNovDec710121214131313111097
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 December, Changsha enjoys a respectable 263 hours of sunshine, closing the year on a bright note. Throughout the year, sunshine hours show a clear trend: from the cool simplicity of January's 202 hours, the city gradually warms up to its sunniest peak in July with an impressive 307 hours. As fall approaches, sunshine hours dip slightly, yet December holds steady, showcasing more light than several of the preceding months. This consistency in December's luminosity signifies the beginning of winter while hinting at a forthcoming transition into the vibrant brightness of spring. Overall, the year in Changsha presents a dynamic dance of light, peaking in summer and settling into a comfortable rhythm by winter.

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.
JanFebMarAprMayJunJulAugSepOctNovDec202h233h236h236h287h277h307h276h280h271h260h263h
Data source: Changsha December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Changsha During December

As December unfolds in Changsha, the likelihood of sunny weather stands at 49%, a modest figure that fits within a broader trend observed throughout the year. Notably, November enjoys a higher chance of sunshine at 62%, making it the sunniest month leading into winter. Following this peak, December’s sunshine probability dips slightly, but still exceeds many prior months like March and June, which experience 27% and 10% chances, respectively. This suggests that while the city transitions into the chill of winter, there remains a reasonable opportunity for clear skies, offering a pleasant reprieve from the typically gray and overcast days of late fall and early winter.

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.
JanFebMarAprMayJunJulAugSepOctNovDec56%50%27%29%29%10%29%14%37%34%62%49%
Data source: Changsha December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Changsha in December

As December rolls into Changsha, China, daylight hours dip back to 10 hours, mirroring the sunlight experienced at the start of the year in January. This cyclical pattern reveals an intriguing trend: daylight gradually increases from January's brief glow of 10 hours to a peak of 13 hours in the vibrant months of May through July, before gently tapering off again. After enjoying the warmth of lengthy summer days, residents witness a soft descent into shorter daylight as autumn yields to winter. The rhythm of the seasons paints a dynamic picture of Changsha's changing daylight, inviting both reflection and anticipation as the year comes to a close.

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 54m11h 23m12h 1m12h 39m13h 12m13h 28m13h 20m12h 52m12h 14m11h 36m11h 3m10h 46m
Data source: Changsha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Changsha

As December unfolds in Changsha, China, the average wind speed registers 3.0 m/s (7 mph), making it one of the breezier months of the year. This slight increase from November's 2.8 m/s (6 mph) signifies a seasonal shift, as the winds begin to pick up after the calmer summer months. Throughout the year, we observe a trend of fluctuating wind speeds, with August and September experiencing the calmest conditions at 1.8 m/s (4 mph) and 1.5 m/s (3 mph), respectively. In contrast, October's 3.4 m/s (8 mph) indicates an uptick in wind activity that continues into December. Overall, the wind in Changsha peaks during late autumn and early winter, bringing a refreshing chill that heralds the changing seasons.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.12.52.32.52.22.11.81.53.42.83.0 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.

In December, temperatures in Changsha range from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), with an average temperature of 17°C (62°F). The month tends to be relatively dry, with only 16 mm (0.6 in) of precipitation spread across 3 days, and humidity levels averaging at 69%. In contrast, January sees slightly cooler temperatures, with a minimum of 3°C (38°F) and an average of 16°C (61°F), while the maximum remains steady at 28°C (82°F). However, January is a bit wetter, recording 22 mm (0.9 in) of precipitation over the same number of days, and humidity decreases slightly to 64%. For more detailed insights, you can check out Changsha weather in January.

In December, the weather is generally mild with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), accompanied by low precipitation of just 16 mm (0.6 in) over 3 days and a humidity level of 69%. February, on the other hand, sees slightly cooler minimum temperatures at 4°C (40°F) but has a similar average temperature of 16°C (62°F) and a high of 29°C (84°F). However, February experiences significantly more rainfall, totaling 55 mm (2.2 in) across 8 days, while maintaining a similar humidity of 68%. For more details on February's weather, you can visit Changsha weather in February.

In December, the weather is generally mild with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), creating an average of 17°C (62°F). The month sees relatively low precipitation, with only 16 mm (0.6 in) spread across about 3 days, and average humidity at 69%. In contrast, March experiences warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 32°C (89°F), resulting in an average temperature of 21°C (69°F). However, it also brings significantly higher rainfall, totaling 85 mm (3.4 in) over approximately 15 days, and a slight increase in humidity to 73%. For more detailed insights, check Changsha weather in March.

December and April present distinctly different weather patterns. In December, temperatures range from a mild 6°C (44°F) at night to a comfortable 28°C (83°F) during the day, with an average temperature of 17°C (62°F). The month is relatively dry, receiving only 16 mm (0.6 in) of precipitation over about 3 days, with humidity levels hovering around 69%.

In contrast, April experiences a warmer climate with minimum temperatures of 11°C (52°F) and maximums reaching 32°C (90°F), yielding an average of 23°C (73°F). However, it is also significantly wetter, accumulating 118 mm (4.7 in) of rainfall over approximately 15 days, with humidity slightly higher at 71%. This shift in weather signifies a transition toward the humid, rainy season characteristic of late spring. For more detailed information on April weather, visit Changsha weather in April.

December weather features milder temperatures, with a minimum of 6°C and a maximum of 28°C, averaging around 17°C. The month is relatively dry, receiving only 16 mm of precipitation over three days, and humidity levels are moderate at 69%. In contrast, May experiences significantly warmer temperatures, ranging from a minimum of 15°C to a sizzling maximum of 35°C, with an average of 26°C. However, it also sees much more rain, with a total precipitation of 192 mm spread over 20 days, contributing to a higher humidity level of 79%. For a more detailed look at this seasonal shift, check out Changsha weather in May.

In Changsha, December offers a milder climate with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 28°C (83°F), typically averaging around 17°C (62°F). With only 16 mm of precipitation over about three days, December experiences relatively low humidity at 69%. In contrast, June is significantly warmer, featuring a temperature range from a minimum of 23°C (74°F) to a maximum of 35°C (95°F), with an average temperature of 28°C (83°F). However, June is characterized by much heavier rainfall, recording 287 mm (11.3 in) of precipitation spread across approximately 22 days, accompanied by higher humidity levels at 77%. For more details on June weather, you can check out Changsha weather in June.

In December, the weather tends to be much milder, with temperatures ranging from a low of 6°C (44°F) to a high of 28°C (83°F), and an average of 17°C (62°F). The month sees relatively low precipitation at 16 mm (0.6 in) over just 3 days, accompanied by a comfortable humidity level of 69%. In contrast, July is significantly hotter and more humid, with temperatures starting at a minimum of 24°C (76°F) and soaring up to 37°C (98°F), averaging around 29°C (84°F). The month is characterized by heavy rainfall, totaling 219 mm (8.6 in) across 22 days, and a higher humidity level of 88%. For more detailed insights, you can check Changsha weather in July.

December and August in Changsha showcase striking differences in weather patterns. In December, temperatures range from a mild 6°C (44°F) at night to a pleasant daytime average of 17°C (62°F), peaking at 28°C (83°F). Precipitation is minimal, with only 16 mm (0.6 in) expected over just three days, accompanied by a moderate humidity level of 69%. In contrast, August is significantly warmer, with nighttime lows of 24°C (75°F) and daytime highs reaching a sweltering 38°C (100°F) on average. This month experiences heavy rainfall, totaling 319 mm (12.6 in) across about 25 days, and humidity levels rise to 88%. For more details on August weather, you can visit Changsha weather in August.

When comparing the weather in December and September, it's clear that there are significant differences. December experiences milder temperatures, with a minimum of 6°C (44°F) and a maximum of 28°C (83°F), while September boasts a much warmer range, with temperatures starting at a minimum of 20°C (68°F) and peaking at 35°C (95°F). Precipitation also varies greatly; December has only 16 mm (0.6 in) of rain over 3 days, whereas September sees a substantial 214 mm (8.4 in) of rain spread across 23 days, contributing to a notably higher humidity level of 75% compared to December's 69%. For more detailed insights about September's weather, check out Changsha weather in September.

In comparing the weather of December and October, notable differences emerge in temperature and precipitation levels. December features a milder range with minimum temperatures around 6°C (44°F) and an average of 17°C (62°F), peaking at a comfortable 28°C (83°F). In contrast, October experiences significantly warmer temperatures, with a minimum of 15°C (60°F) and averages reaching 24°C (76°F), culminating in maximums of 35°C (95°F). Additionally, October sees much higher precipitation, totaling 146 mm (5.7 in) over 10 days, compared to December's much lighter 16 mm (0.6 in) over just 3 days. Despite December's higher humidity at 69%, October's 65% still contributes to a noticeably different feel, particularly during its wetter days. For more insights, you can visit Changsha weather in October.

In December, the weather in Changsha shows a notable shift compared to November, with lower minimum temperatures of 6°C (44°F) compared to November's 12°C (54°F). The average temperature also dips from 21°C (70°F) in November to 17°C (62°F) in December. December experiences an average maximum of 28°C (83°F), slightly cooler than November's high of 30°C (87°F). However, December brings less rainfall, with only 16 mm (0.6 in) over 3 days, while November sees 24 mm (0.9 in) across 5 days. Despite the cooler temperatures, December maintains a higher humidity level at 69%, compared to November's 64%. For more details on November's weather, check out 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 delightful shift in weather as the city prepares for winter. With a milder average temperature compared to the scorching summer months, residents enjoy pleasant daytime conditions, while cooler nights usher in the cozy feel of the season. The lower humidity levels and minimal precipitation create a more comfortable atmosphere, allowing for outdoor activities without the sweltering heat. This makes December a perfect time to explore the city's attractions and embrace the festive spirit. For more details about the weather throughout the year, visit Changsha Climate.