December Weather in Chengjiang, China

Last updated: August 21, 2025

December in Chengjiang, China, offers a brisk transition into winter, with maximum temperatures hovering around 26°C (78°F) and dipping to an average of 11°C (52°F) at night. Residents can expect crisp mornings with lows reaching 0°C (33°F), making warmer attire a necessity. The month sees a modest precipitation total of 31 mm (1.2 in) over roughly 5 rainy days, accompanied by a humidity level of 70%, contributing to a refreshing yet chilly atmosphere. Overall, December is an intriguing blend of mild warmth and cool, damp days, inviting both locals and visitors to enjoy the season's unique charm.

December Temperature in Chengjiang

In December, Chengjiang, China, experiences a transition from the coolness of fall to the mild beginnings of winter. The minimum temperature hovers around 0°C (33°F), marking a noticeable drop as the year winds down. Meanwhile, the average temperature is a comfortable 11°C (52°F), inviting outdoor activities during the day, while the maximum reaches a pleasant 26°C (78°F). This slight winter chill is a contrast to the rising warmth seen in the preceding months, with December's temperatures indicating a gradual cooling trend that sets the stage for the coldest months ahead. Despite the decline, the overall climate remains mild enough for exploration and enjoyment of the region's scenic beauty.

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

The chart illustrates December temperature patterns in Chengjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengjiang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec505261677580848380706151
Data source: Temperature data for Chengjiang generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Chengjiang

December in Chengjiang, China, sees a notable decline in both precipitation amounts and rainy days, capping off the year's wet cycle. With just 31 mm (1.2 in) of rainfall over a mere 5 days, December presents a stark contrast to the heavier downpours of the summer months, where June peaks at a remarkable 237 mm (9.3 in) across 19 days. As the year transitions toward the drier winter period, this drop in precipitation hints at the region's seasonal rhythms, where December serves as a calm before the next year's influx of moisture.

December Precipitation Trends in Chengjiang

The chart displays monthly precipitation patterns in Chengjiang, 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 Chengjiang, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec45811591571822378511199465331
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengjiang

In Chengjiang, China, December brings a noticeable drop in humidity compared to the summer months, yet remains relatively high at 70%. Throughout the year, humidity levels show a distinct pattern; they start off at 63% in January, gradually increasing to a peak of 89% in July, before declining again in the fall. The transition from the lush, wet summer months back to a cooler winter is evident, as December's humidity stands higher than the drier months of September and October, which have only 62% and 56%, respectively. This creates a serene yet slightly muggy atmosphere that signals the end of the year, reminding residents of the region's lush, tropical roots even as the temperatures begin to drop.

December Average Humidity in Chengjiang

This chart illustrates the average monthly humidity levels in Chengjiang, 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 Chengjiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%66%77%73%85%83%89%88%62%56%63%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengjiang

In Chengjiang, the UV Index in December drops to 6, categorized as high, allowing for a burn time of 25 minutes. This marks a gradual decrease from the extreme levels experienced in the summer months, where the index soared to 13, prompting a need for greater sun protection. As the year transitions, it’s clear that early winter offers a reprieve from the intense exposure of spring and summer, where indices often reached 11 or 13 with burn times as low as 10 minutes. With the UV levels dipping, December provides a more comfortable backdrop for outdoor activities, but caution remains essential. For detailed and up-to-date information, check out Chengjiang UV Index.

Maximum UV Index Levels in Chengjiang for December

The chart shows the monthly maximum UV Index (UVI) for Chengjiang 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 Chengjiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111113131313111086
Data source: Chengjiang 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 Chengjiang

In December, Chengjiang enjoys a delightful 231 hours of sunshine, marking a significant contrast to the gloomier winter months that often accompany the season. As the year comes to a close, sunlight remains remarkably abundant, just slightly below the levels of the vibrant autumn months. This continuation of sunshine, following the peak of 312 hours in July and 313 hours in August, highlights a gradual decline as the days shorten but still provide a healthy dose of light compared to the earlier months of the year. With December's totals reflecting a warmth that lingers amid the cooling climate, it's clear that Chengjiang showcases a remarkable balance of sunlight even as winter approaches.

Monthly Sunshine Duration in Chengjiang: December Highlighted

The December sunshine duration represents the total number of hours Chengjiang 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h217h204h227h283h256h312h313h282h241h226h231h
Data source: Chengjiang December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chengjiang During December

In December, Chengjiang experiences a 51% chance of sunny weather, a notable indication that winter is not entirely devoid of sunshine. This figure is a slight improvement compared to November's 45%, suggesting a gradual shift towards brighter days as the year winds down. As we navigate through the colder months, it's interesting to observe a slight uptick in sunshine probability from the mid-year lows seen in June and August, where chances drop to a mere 14% and 17%, respectively. While the overall trend shows a diminishing likelihood of sunny days from spring to late fall, December stands out by offering moderate optimism for sun seekers, making it a potential highlight amid the winter chill.

Percentage of Sunny Days in December in Chengjiang

The chart illustrates the percentage of sunny days in Chengjiang 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 Chengjiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec65%53%32%25%18%14%33%17%55%35%46%51%
Data source: Chengjiang December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chengjiang in December

In Chengjiang, China, daylight duration experiences a notable ebb and flow throughout the year. Beginning in January with just 10 hours of sunlight, the days gradually lengthen, peaking at 13 hours during the summer months of May through July. As the seasons shift, daylight begins to wane, returning to 12 hours in late summer and early autumn, before tapering off to 10 hours again by December. This seasonal rhythm not only highlights the beauty of nature's cycles but also suggests a cozy return to shorter days as winter approaches, thus inviting warmth and introspection as the year draws to a close.

Average Daylight Hours in Chengjiang for December

The chart illustrates the variation in daylight duration in Chengjiang throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 45m11h 17m12h12h 44m13h 21m13h 39m13h 30m12h 58m12h 16m11h 32m10h 54m10h 35m
Data source: Chengjiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Chengjiang

As December arrives in Chengjiang, the average wind speed of 2.1 m/s (5 mph) reflects a return to the more breezy conditions seen earlier in the year. After a gradual decline in wind speeds through the late summer and early autumn months, where September recorded the calmest winds at just 1.4 m/s (3 mph), December signals a gentle resurgence reminiscent of the spring months. The wind picks up from November’s stable pace of 2.0 m/s (5 mph), creating a mild and refreshing atmosphere, perfect for enjoying the crisp air of winter. This notable increase, paired with the seasonal transition, encapsulates the dynamic climate of Chengjiang, where fluctuations in wind speed reflect the shifting rhythms of nature throughout the year.

Average December Wind Speed in Chengjiang

The chart displays monthly wind speed patterns in Chengjiang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.11.82.11.72.02.02.01.61.42.52.02.1 m/s
Data source: Chengjiang December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Chengjiang Compares to Other Months

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

In December, the weather features a relatively mild temperature range, with a minimum of 0°C (33°F) and a maximum reaching up to 26°C (78°F), alongside an average temperature of 11°C (52°F). The month experiences a slightly higher humidity level of 70% and only modest precipitation at 31 mm (1.2 in) over approximately 5 days.

In contrast, January brings a cooler climate, with temperatures dipping lower, showcasing a minimum of -3°C (28°F) and an average of 10°C (50°F), while the maximum temperature remains similar at 25°C (77°F). This month sees an increase in precipitation to 45 mm (1.8 in), also spread across 5 days, but with reduced humidity at 63%. For a detailed look at January weather patterns in Chengjiang, you can explore Chengjiang weather in January.

In December, the weather typically features a minimum temperature of 0°C (33°F) and an average of 11°C (52°F), with maximums reaching up to 26°C (78°F). The month sees around 31 mm (1.2 in) of precipitation over about 5 days, with humidity levels averaging 70%. In contrast, February experiences slightly cooler nights with a minimum of -2°C (29°F), while maintaining the same average temperature of 11°C (52°F). The maximum temperature in February can rise to 28°C (82°F), but this month also brings increased precipitation, totaling 81 mm (3.2 in) across about 9 days, and slightly lower humidity at 66%. For more detailed information about February weather conditions, you can visit Chengjiang weather in February.

In December, temperatures range from a cool minimum of 0°C (33°F) to a mild maximum of 26°C (78°F), with an average of 11°C (52°F). Precipitation during this month is relatively low, totaling 31 mm (1.2 in) over about 5 days, and humidity hovers around 70%. In contrast, March sees a notable increase in temperatures, with a minimum of 4°C (40°F) and a maximum reaching 31°C (87°F), averaging at 16°C (61°F). However, this month is significantly wetter, with 159 mm (6.3 in) of rain occurring over 18 days, and humidity rises to 77%. For more details on March weather, you can visit Chengjiang weather in March.

December and April showcase distinct weather patterns, reflecting the transition from winter to spring. December experiences milder temperatures, ranging from a minimum of 0°C (33°F) to a maximum of 26°C (78°F), with an average temperature of 11°C (52°F). Rainfall is relatively low, with only 31 mm (1.2 in) spread over about 5 days, and humidity sits at 70%. In contrast, April is warmer, with temperatures starting at a minimum of 6°C (43°F) and peaking at 31°C (89°F), leading to a higher average of 19°C (67°F). However, April sees significantly increased rainfall, totaling 157 mm (6.2 in) over approximately 15 days, and a slight uptick in humidity at 73%. For more detailed information about the weather in this month, check out Chengjiang weather in April.

When comparing December and May weather, the differences are quite striking. December features cooler temperatures, with averages around 11°C (52°F) and a maximum of 26°C (78°F), making it a mild yet crisp month. In contrast, May brings much warmer conditions, where averages rise to 24°C (76°F) and can peak at a sweltering 35°C (95°F). Additionally, December sees relatively low precipitation of 31 mm (1.2 in) over just 5 days, while May experiences significantly heavier rainfall at 182 mm (7.2 in) across 19 days, resulting in higher humidity levels of 85% compared to December's 70%. For more details, you can check out Chengjiang weather in May.

December and June present striking contrasts in weather. In December, temperatures are cooler, with a minimum of 0°C (33°F) and an average of 11°C (52°F), peaking at 26°C (78°F). The month experiences relatively low precipitation at 31 mm (1.2 in) over about 5 days, along with a moderate humidity level at 70%. In contrast, June is much warmer, featuring minimum temperatures of 18°C (65°F) and averaging 27°C (80°F), with maximums reaching 35°C (95°F). The rain is significantly more abundant in June, with 237 mm (9.3 in) falling across 19 days, and humidity increases to 83%, creating a much more tropical and damp atmosphere. For a more detailed look at the June weather, you can visit Chengjiang weather in June.

December and July present contrasting weather patterns. In December, temperatures range from a chilly 0°C (33°F) to a pleasant 26°C (78°F), with an average of 11°C (52°F). The month experiences relatively low precipitation of 31 mm (1.2 in) spread over about five days, and humidity levels around 70% contribute to a crisp atmosphere. In stark contrast, July is characterized by much warmer conditions, with temperatures soaring between 22°C (72°F) and a maximum of 39°C (103°F), averaging 29°C (84°F). However, it also brings increased rainfall, accumulating 85 mm (3.4 in) over approximately 15 days, along with higher humidity levels of 89%. For more detailed insights on July weather patterns, you can visit Chengjiang weather in July.

December and August present stark contrasts in weather patterns. In December, temperatures range from a chilly 0°C (33°F) at night to a more pleasant average of 11°C (52°F) during the day, with highs reaching up to 26°C (78°F). The month sees modest precipitation of 31 mm (1.2 in) over just five days and a relative humidity of 70%. In comparison, August boasts significantly warmer temperatures, with nighttime lows around 22°C (71°F) and daytime averages soaring to 28°C (84°F), peaking at a sweltering 38°C (101°F). However, it is also a much wetter month, with 111 mm (4.4 in) of rain expected over 17 days and higher humidity levels of 88%. For more details about August weather, you can check Chengjiang weather in August.

In December, the weather tends to be cooler, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (78°F) and an average of 11°C (52°F). This month sees relatively low precipitation at 31 mm (1.2 in) over just 5 days, accompanied by a humidity level of 70%. In contrast, September offers much warmer weather, with temperatures fluctuating between 16°C (61°F) and a scorching maximum of 38°C (100°F), averaging around 27°C (80°F). However, September is also wetter, receiving a substantial 98 mm (3.9 in) of rain over 13 days, with a slightly lower humidity level of 62%. For more details on September weather, you can check Chengjiang weather in September.

In December, the weather is notably cooler than in October, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (78°F), compared to October's wider range of 9°C (49°F) to 36°C (96°F). While December experiences less rainfall overall, averaging 31 mm (1.2 in) over about 5 days, October has higher precipitation with 46 mm (1.8 in) spread over 7 days. Additionally, the humidity in December is higher at 70%, compared to October's 56%. For more details, check out Chengjiang weather in October.

In December, the weather turns cooler with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (78°F), in contrast to November's milder conditions, where temperatures fluctuate between 5°C (41°F) and a high of 30°C (86°F). While December experiences less total precipitation at 31 mm (1.2 in) over 5 days, November sees a wetter month with 53 mm (2.1 in) occurring over 8 days. Additionally, December's humidity is slightly higher at 70% compared to November's 63%. For a more in-depth look at November's weather, you can visit Chengjiang weather in November.

Compare Chengjiang's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Chengjiang

In December, Chengjiang experiences a notable shift in weather, characterized by cooler temperatures and increased humidity, making it a refreshing change from the warmer months. While maximum temperatures can reach a pleasant 26°C, the average dips significantly, presenting a mix of chilly mornings and mild afternoons. This month also sees a slight uptick in precipitation, with around five rainy days, contributing to the region’s lush winter scenery. If you're curious about how Chengjiang’s December compares to other months, you can explore more details in the full overview here: Chengjiang Climate.