December Weather in Yangzi, China

Last updated: August 21, 2025

In December, Yangzi, China experiences a striking blend of winter conditions, characterized by a maximum temperature reaching 21°C (69°F) and an average hovering around 8°C (47°F). The chill is palpable with minimum temperatures dipping to -3°C (27°F). This month also sees moderate precipitation of approximately 45 mm (1.8 in) spread across about 7 days, contributing to a humidity level of 79%. Such weather patterns create a unique atmosphere, perfect for experiencing the serene beauty of seasonal transitions in this vibrant region.

December Temperature in Yangzi

As December rolls in, Yangzi, China experiences a notable dip in temperatures, marking a transition from the milder conditions of late fall. With average lows dropping to -3°C (27°F), the chill sets in, inviting warmer layers to combat the cold. The overall average temperature hovers around 8°C (47°F), providing a stark contrast to the preceding months. Despite this chill, the maximum daytime temperatures reach a comfortable 21°C (69°F), allowing for pleasant afternoons. This month notably bridges the gap between the crispness of winter's onset and the lingering warmth of autumn, setting the stage for the colder months ahead while showcasing the region's dynamic climate.

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

The chart illustrates December temperature patterns in Yangzi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yangzi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434656657480858679675846
Data source: Temperature data for Yangzi 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 Yangzi

In December, the Yangzi River region experiences a decline in precipitation, receiving 45 mm (1.8 in) over 7 days, marking a significant drop compared to the wetter months preceding it. This trend reflects the transition from the abundant rainfall of the summer, particularly June's peak at 337 mm (13.3 in), to the drier winter months that follow. As temperatures cool, the number of precipitation days decreases, with December offering a serene yet crisp atmosphere, contrasting sharply with the rainy extravagance of earlier months. The gradual tapering of rainfall not only signals the approach of winter but also sets the stage for the region's iconic seasonal shifts.

December Precipitation Trends in Yangzi

The chart displays monthly precipitation patterns in Yangzi, 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 Yangzi, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6688166151214337292153114304445
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Yangzi

In December, humidity levels in the Yangzi region of China settle at 79%, signaling a notable shift towards the wetter months ahead. As the year progresses from the drier winter months of January (69%) and February (73%), humidity steadily climbs, reaching its peak in the sweltering summer months of July at 90%. Post-summer, humidity begins to taper off, but December's figure remains significantly higher than the early winter figures, hinting at the region's generally high moisture retention throughout the year. This seasonal trend reflects the characteristic dampness of the Yangzi, with the latter half of the year consistently showcasing elevated humidity levels, thus creating a unique ambiance and climate ideal for its lush landscapes.

December Average Humidity in Yangzi

This chart illustrates the average monthly humidity levels in Yangzi, 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 Yangzi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%86%86%86%90%86%73%73%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yangzi

In December, Yangzi, China experiences a moderate UV Index of 5, allowing for a relatively safer outdoor experience compared to the intense readings seen during the summer months. As the year winds down, the burn time increases to 30 minutes, offering a welcome respite from the extreme UV levels of May to August, which reached up to 12 and necessitated caution with just 10 minutes of exposure. This trend reflects a notable transition from the scorching extremes of mid-summer back to more manageable conditions, underscoring the importance of adjusting sun protection strategies throughout the year. For locals and visitors alike, December's UV profile is a gentle reminder that while the sun's rays are less intense, sensible precautions should still be taken during outdoor activities. For more detailed information, check out Yangzi UV Index.

Maximum UV Index Levels in Yangzi for December

The chart shows the monthly maximum UV Index (UVI) for Yangzi 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 Yangzi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210865
Data source: Yangzi 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 Yangzi

December in Yangzi, China, embraces a significant transition in sunshine hours, wrapping up the year with 217 hours of sunlight. This figure, mirroring November's offerings, signals a robust finish to a month that reflects the gradual waning of longer summer days, which peaked at a dazzling 310 hours in August. As the seasons shift, one can observe a consistent upward trend in sunshine from the chill of January's 154 hours through to the warmth of May, when daylight reaches 274 hours. Despite a slight dip in sunshine during the fall months, December stands resilient, affirming Yangzi’s reputation for ample sunshine that nurtures its vibrant landscapes even in the depths of winter.

Monthly Sunshine Duration in Yangzi: December Highlighted

The December sunshine duration represents the total number of hours Yangzi 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.
JanFebMarAprMayJunJulAugSepOctNovDec154h194h217h246h274h260h294h310h271h235h217h217h
Data source: Yangzi December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yangzi During December

In Yangzi, China, December presents a promising likelihood of sunny weather, with a 62% chance of sunshine. This marks a noticeable increase compared to the preceding months, particularly following November's 54% and retreating from the gloomier spring months, where the likelihood drops considerably. The trend indicates a gradual return to brighter days as the year closes, notably higher than the preceding months, including a significant peak in September at 65%. This makes December an appealing time for outdoor activities, as the city bids farewell to the gray of winter with a cheerful embrace of sunshine.

Percentage of Sunny Days in December in Yangzi

The chart illustrates the percentage of sunny days in Yangzi 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 Yangzi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%37%23%19%21%21%26%37%65%43%54%62%
Data source: Yangzi December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yangzi in December

In Yangzi, China, daylight duration showcases a clear seasonal rhythm throughout the year. Starting from 10 hours in January, the days gradually lengthen, reaching their peak at 14 hours in June. As summer fades, the trend shifts, with daylight gradually decreasing again, returning to 10 hours by December. This cyclical pattern underscores the dynamic interplay of seasonal change, where the nights grow longer as the year concludes, encapsulating the beauty of nature's transitions in this vibrant region.

Average Daylight Hours in Yangzi for December

The chart illustrates the variation in daylight duration in Yangzi throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 27m11h 7m11h 59m12h 53m13h 37m14h13h 48m13h 9m12h 18m11h 25m10h 39m10h 15m
Data source: Yangzi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Yangzi

In December, the winds of the Yangzi River area exhibit a gentle average speed of 2.6 m/s (6 mph), mirroring the subtle shifts noted throughout the colder months. As the year transitions, the wind speeds have shown a mild fluctuation, peaking in October at 3.7 m/s (8 mph) before settling back into familiar territory by December. Notably, the warmer summer months, particularly July, experienced a brief surge to 3.1 m/s (7 mph), while the late year months, including November and December, displayed a return to calmer breezes. This consistent and soft wind pattern, characteristic of Yangzi’s winter, continues to define the season, creating a serene atmosphere typical of this stunning region.

Average December Wind Speed in Yangzi

The chart displays monthly wind speed patterns in Yangzi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.62.82.82.52.23.12.32.73.72.32.6 m/s
Data source: Yangzi December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Yangzi Compares to Other Months

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

December and January present a noticeable shift in weather conditions. In December, the temperatures range from a minimum of -3°C (27°F) to a maximum of 21°C (69°F), with an average temperature of around 8°C (47°F). The month experiences about 45 mm (1.8 in) of precipitation over seven days, accompanied by a higher humidity level of 79%. In contrast, January sees slightly colder temperatures, with a minimum of -5°C (23°F) and an average of 6°C (43°F), while still reaching a maximum of 21°C (69°F). The precipitation increases to 66 mm (2.6 in), spread over eight days, but the humidity drops to 69%. For more detailed information about January weather, you can visit Yangzi weather in January.

December and February share similar average temperatures, with December ranging from a minimum of -3°C (27°F) to a maximum of 21°C (69°F), while February has a slightly higher maximum of 25°C (77°F) and a minimum of -2°C (29°F). However, February tends to be wetter, receiving 88 mm (3.5 in) of precipitation over 11 days compared to December's 45 mm (1.8 in) over 7 days. Despite this, February's humidity is slightly lower at 73% compared to December’s 79%, making the latter feel a bit more humid overall. For a more detailed look at the conditions in February, visit Yangzi weather in February.

In December, the weather is characterized by cooler temperatures, with a minimum of -3°C (27°F) and a maximum reaching only 21°C (69°F). The average temperature hovers around 8°C (47°F), and the precipitation is relatively low at 45 mm (1.8 in) over about 7 days. The humidity is high at 79%, contributing to a chilly and damp atmosphere.

In contrast, March brings a noticeable warming trend, with temperatures starting at a minimum of 3°C (38°F) and peaking at 28°C (83°F). The average temperature rises to a comfortable 13°C (56°F), but this month sees a significant increase in precipitation, totaling 166 mm (6.5 in) over 14 days. Humidity also climbs slightly to 82%, creating a more humid environment than December. For more detailed insights, check out Yangzi weather in March.

December weather is characterized by cooler temperatures, with minimums dropping to -3°C (27°F) and average highs reaching only 21°C (69°F). The month experiences an average of 45 mm (1.8 in) of precipitation over about 7 days, accompanied by a humidity level of 79%. In contrast, April ushers in much warmer conditions, with minimum temperatures starting at 7°C (46°F) and average highs soaring to 32°C (91°F). This month is also significantly wetter, receiving 151 mm (6.0 in) of rainfall over approximately 13 days, and experiencing a higher humidity level of 86%. For more detailed insights, check out Yangzi weather in April.

In December, temperatures range from a chilly low of -3°C (27°F) to a moderate high of 21°C (69°F), with an average temperature of 8°C (47°F). The month experiences about 45 mm (1.8 in) of precipitation spread over seven days, accompanied by a humidity level of 79%. In contrast, May brings significantly warmer conditions, with temperatures ranging from a comfortable 14°C (57°F) to a scorching high of 35°C (96°F), averaging 23°C (74°F). This month is also much wetter, receiving 214 mm (8.4 in) of rainfall over 14 days, and it sees a slightly higher humidity of 86%. For a detailed view of May's climate, check out Yangzi weather in May.

In December, the weather is notably cooler, with temperatures ranging from a chilly -3°C (27°F) at night to a mild average of 8°C (47°F) during the day, peaking at 21°C (69°F). Despite lower temperatures, the month experiences only moderate precipitation at 45 mm (1.8 in) over 7 days, combined with an average humidity of 79%. In contrast, June brings significantly warmer conditions, with temperatures starting at a minimum of 18°C (64°F), averaging 27°C (80°F), and reaching highs of 35°C (96°F). Rainfall is much heavier at 337 mm (13.3 in) across 19 days, leading to higher humidity levels of 86%. For a detailed look at the weather specifics in June, you can visit Yangzi weather in June.

December and July present a stark contrast in weather conditions. In December, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 21°C (69°F), averaging around 8°C (47°F). The month sees about 45 mm (1.8 in) of precipitation over approximately 7 days, with a humidity level of 79%. Conversely, July boasts much warmer temperatures, with a minimum of 21°C (71°F) and a scorching maximum of 40°C (104°F), averaging a balmy 30°C (85°F). Rainfall is significantly higher, totaling 292 mm (11.5 in) spread across 15 days, coupled with a humidity level of 90%. This makes July not only hotter but also wetter, highlighting the vibrant and dynamic weather changes throughout the year. For more detailed information, you can explore Yangzi weather in July.

In December, the weather is characterized by much cooler temperatures, with a minimum of -3°C (27°F) and an average of 8°C (47°F), while the maximum reaches 21°C (69°F). This month experiences about 45 mm (1.8 in) of precipitation over 7 days, coupled with a humidity level of 79%. In stark contrast, August brings warmth and humidity, featuring a minimum temperature of 22°C (71°F) and an average of 30°C (86°F), peaking at a sweltering 38°C (100°F). August also sees higher precipitation levels of 153 mm (6.0 in) across 12 days and a humidity of 86%. For more detailed insights, you can check Yangzi weather in August.

December and September showcase vastly different weather patterns. In December, temperatures range from a chilly -3°C (27°F) at night to a pleasant 21°C (69°F) during the day, with an average temperature of 8°C (47°F). The month experiences 45 mm (1.8 in) of precipitation over about 7 days, alongside a relatively high humidity level of 79%. In contrast, September is significantly warmer, with nighttime lows around 17°C (63°F) and daytime highs reaching up to 36°C (97°F), resulting in an average temperature of 26°C (79°F). This month sees more rain, totaling 114 mm (4.5 in) over 10 days, and a slightly lower humidity of 73%. For more details on September's weather, you can visit Yangzi weather in September.

In comparing the weather between October and December, it's evident that October is generally warmer, with average temperatures ranging from a mild 10°C (51°F) to a maximum of 36°C (97°F). In contrast, December sees colder conditions, with temperatures dropping to a minimum of -3°C (27°F) and peaking at 21°C (69°F). Additionally, October experiences slightly less precipitation at 30 mm (1.2 in) over 5 days, compared to December's 45 mm (1.8 in) over 7 days. Humidity levels are also a bit lower in October at 73%, while December's humidity rises to 79%. For more detailed information about October weather, you can visit Yangzi weather in October.

The weather in December tends to be colder than in November, with minimum temperatures dropping to -3°C (27°F) compared to November's milder 4°C (39°F). The average temperature in December is also lower at 8°C (47°F), while November enjoys a more comfortable average of 14°C (58°F). Precipitation levels remain quite similar, with December receiving 45 mm (1.8 in) over 7 days, while November sees slightly less at 44 mm (1.7 in) over 8 days. Humidity levels are comparable as well, with December at 79% and November at 80%. For a more detailed look at November’s weather patterns, you can visit Yangzi weather in November.

Compare Yangzi's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Yangzi

As December arrives in Yangzi, the weather transforms dramatically, offering a unique contrast to the balmy conditions of preceding months. With temperatures dipping significantly, it’s a time when the crisp air sets in, making 21°C days feel like a distant memory. The average chill, coupled with increased humidity around 79%, creates a noticeable difference, and the region experiences a modest amount of precipitation—typically around 45 mm across about a week. This combination of cooler temperatures and enhanced moisture leads to a refreshing yet slightly brisk atmosphere, inviting you to embrace the beauty of winter in this charming locale. For a detailed overview of what to expect in different seasons, check out Yangzi Climate.