December Weather in Baiyun, China

Last updated: August 21, 2025

In Baiyun, China, December brings a fusion of crisp air and a touch of winter magic. With a maximum temperature reaching 16°C (62°F) and an average hovering around 5°C (42°F), the month presents a cool climate, occasionally dipping to a minimum of -3°C (27°F). Rainfall adds to the chill, with 46 mm (1.8 in) of precipitation over 12 days, creating a damp atmosphere with a notable humidity level of 81%. This combination of temperatures and moisture showcases the serene yet brisk essence of Baiyun in December, inviting both locals and visitors to embrace the season's unique charm.

December Temperature in Baiyun

In December, Baiyun, China experiences the onset of winter, as temperatures drop with a minimum of -3°C (27°F) and an average around 5°C (42°F). This chilly month marks a noticeable decline from the milder conditions of November, accompanied by a modest maximum temperature reaching 16°C (62°F). The weather begins to shift significantly from the warmer months, creating a distinct seasonal transition characterized by cooler days and crisp evenings. Visitors can expect a refreshing atmosphere, perfect for cozy activities and exploring the beautiful winter landscapes that Baiyun has to offer.

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

The chart illustrates December temperature patterns in Baiyun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baiyun, 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).
JanFebMarAprMayJunJulAugSepOctNovDec404352596571777769595042
Data source: Temperature data for Baiyun 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 Baiyun

December in Baiyun, China, marks the culmination of a year characterized by fluctuating precipitation levels. With 46 mm (1.8 in) of rainfall over 12 days, the month sees a noticeable decrease compared to the wetter summer months, where precipitation often exceeded 200 mm. This decline continues the trend established in November, which held 83 mm (3.3 in) of rainfall over just a few more days. As the year winds down, the weather becomes drier and cooler, signaling the transition to winter. Despite the reduced rainfall, December's precipitation remains a vital contributor to Baiyun's ecosystem, preparing it for the upcoming dry season.

December Precipitation Trends in Baiyun

The chart displays monthly precipitation patterns in Baiyun, 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 Baiyun, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec50631351352392392241591951418346
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Baiyun

In Baiyun, China, December marks a transition as the humidity levels settle at 81%, slightly lower than the peak months of August and November, which recorded an 87% and 86% respectively. Over the year, humidity exhibits a general upward trend, beginning at 72% in January and gradually climbing, reaching its zenith during the summer months of June and July at 85%. This consistent increase emphasizes Baiyun's shift towards a more humid climate as the year progresses, while December reflects a small dip, hinting at the cooler winter season. Overall, the variation in humidity levels throughout the year showcases a characteristic fluctuation that defines Baiyun's atmospheric conditions.

December Average Humidity in Baiyun

This chart illustrates the average monthly humidity levels in Baiyun, 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 Baiyun is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%80%77%82%85%85%87%84%81%86%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Baiyun

As the year comes to a close, December in Baiyun, China, sees a noticeable drop in the UV Index, landing at a moderate level of 5. This reduced index indicates a safer time for outdoor activities, with a burn time of 30 minutes, allowing for a more leisurely exposure without the severe risks found in the previous summer months, where the index soared to extreme levels of 12 and 13. Interestingly, this moderate exposure stands in contrast to the high levels experienced at the beginning of the year, as January and February both recorded a UV Index of 6 and 7, respectively. Overall, December provides a more forgiving sun experience compared to the high-stakes exposure of the sunnier months. For comprehensive insights and updates on UV trends, visit Baiyun UV Index.

Maximum UV Index Levels in Baiyun for December

The chart shows the monthly maximum UV Index (UVI) for Baiyun 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 Baiyun typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6791212121312101075
Data source: Baiyun 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 Baiyun

In Baiyun, China, December marks the onset of winter with 130 hours of sunshine, slightly less than the preceding months, yet it continues to bask in ample daylight. Following an impressive peak in August with 309 hours, sunlight gradually wanes toward the year's end. This decline is characteristic of the region's seasonal transition, as the number of sunny days dips from the summer's glorious heights. January follows, ushering in even fewer daylight hours, with only 97 hours of sunshine, emphasizing a stark contrast to the summer exuberance. Despite December's reduced sunlight, it serves as a gentle reminder of the brilliance that warms Baiyun during the vibrant summer months, maintaining a charming allure even in the winter’s embrace.

Monthly Sunshine Duration in Baiyun: December Highlighted

The December sunshine duration represents the total number of hours Baiyun 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.
JanFebMarAprMayJunJulAugSepOctNovDec97h146h168h187h230h236h297h309h212h134h143h130h
Data source: Baiyun December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Baiyun During December

In Baiyun, China, the likelihood of sunny weather in December stands at 22%, mirroring the chances observed in November and February. This month, like those preceding it, tends to have less consistent sunshine compared to the earlier fall months and summer. Notably, September boasts the highest sun exposure at 35%, followed by July at 26%, while the winter months from December to February see a significant dip. As the year winds down, residents and visitors can expect a mix of cloudy days, inviting a cozy vibe that encourages indoor activities and warm gatherings.

Percentage of Sunny Days in December in Baiyun

The chart illustrates the percentage of sunny days in Baiyun 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 Baiyun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%23%16%9%14%12%26%22%35%19%22%22%
Data source: Baiyun December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Baiyun in December

In Baiyun, China, the daylight duration reflects a captivating seasonal rhythm throughout the year. Starting at about 10 hours in January, the days gradually lengthen, peaking at 13 hours between May and August. As summer fades into autumn, daylight gradually wanes, returning to 11 hours in October and dropping back to 10 hours by December—mirroring the beginning of the year. This cyclical pattern not only enhances the charm of each season but also invites residents and visitors alike to embrace the varying daylight as a natural backdrop to their activities and experiences.

Average Daylight Hours in Baiyun for December

The chart illustrates the variation in daylight duration in Baiyun throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 29m11h 8m11h 59m12h 52m13h 36m13h 58m13h 47m13h 8m12h 18m11h 26m10h 40m10h 17m
Data source: Baiyun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Baiyun

As December settles over Baiyun, the winds whisper a gentle song, maintaining an average speed of 1.3 m/s (3 mph). This calmness is characteristic of the month, as the wind speeds experience a slight ebb following a peak in September, where they reached 1.8 m/s (4 mph). The trend throughout the year showcases a consistent breeze, with only a few fluctuations, notably in the mid-autumn months. Even with the cooling temperatures of winter, the December winds remain soft and steady, inviting locals and visitors alike to enjoy the serene atmosphere that defines this charming region of China.

Average December Wind Speed in Baiyun

The chart displays monthly wind speed patterns in Baiyun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.51.61.41.31.41.41.51.81.51.21.3 m/s
Data source: Baiyun December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Baiyun Compares to Other Months

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

December and January exhibit similar weather patterns, with January being slightly cooler on average. In December, the temperatures range from a minimum of -3°C (27°F) to a maximum of 16°C (62°F), with an average of 5°C (42°F) and an 81% humidity level. In contrast, January experiences a minimum temperature of -4°C (25°F) and a maximum of 14°C (58°F), resulting in a slightly lower average of 4°C (40°F) and decreased humidity at 72%. Both months see a comparable amount of precipitation, with December receiving 46 mm (1.8 in) and January 50 mm (2.0 in), occurring over approximately 12 days. For more detailed insights on January weather, you can check out Baiyun weather in January.

December weather is characterized by lower average temperatures, with a minimum of -3°C (27°F) and a maximum of 16°C (62°F), while February brings slightly warmer conditions, featuring a minimum of -2°C (28°F) and a maximum of 23°C (73°F). The precipitation levels in December are noticeable, with 46 mm (1.8 in) over 12 days, while February receives more rainfall at 63 mm (2.5 in) over 13 days. Additionally, December has higher humidity at 81%, compared to February's 76%. For more detailed information, visit Baiyun weather in February.

December and March present distinct differences in weather conditions. In December, the temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 16°C (62°F), with an average of 5°C (42°F). The month sees about 46 mm (1.8 in) of precipitation over 12 days and maintains a relatively high humidity level of 81%. In contrast, March experiences a noticeable warming trend, with temperatures ranging from a minimum of 3°C (37°F) to a comfortable maximum of 26°C (80°F) and an average of 11°C (52°F). However, March is also significantly wetter, with precipitation reaching 135 mm (5.3 in) over 20 days while keeping a similar humidity level at 80%. For a closer look at the weather specifics for that month, check out Baiyun weather in March.

December and April present distinctly different weather conditions. In December, temperatures range from a chilly -3°C (27°F) at night to a mild maximum of 16°C (62°F) during the day, with an average of 5°C (42°F). The month features 46 mm (1.8 in) of precipitation over approximately 12 days, coupled with humidity levels around 81%. In contrast, April brings warmer temperatures, with a minimum of 6°C (43°F) and peaks reaching up to 30°C (87°F), averaging 15°C (60°F). However, it is also wetter, receiving 135 mm (5.3 in) of rain across 19 days, and maintaining a slightly lower humidity of 77%. For more details on April weather, visit Baiyun weather in April.

December and May present strikingly different weather conditions. In December, temperatures range from a chilly -3°C (27°F) at night to a mild 16°C (62°F) during the day, with an average of 5°C (42°F). The month experiences around 46 mm (1.8 in) of precipitation over 12 days, maintaining a high humidity level of 81%. In contrast, May boasts much warmer temperatures, with nighttime lows of 9°C (49°F) and daytime highs reaching up to 32°C (90°F), averaging 19°C (66°F). This month also sees significantly more rainfall, totaling 239 mm (9.4 in) across about 20 days, while humidity remains slightly higher at 82%. For more details on the weather in May, check out Baiyun weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures range from a chilly -3°C (27°F) to a mild maximum of 16°C (62°F), with an average of 5°C (42°F). The month sees relatively low precipitation of 46 mm (1.8 in) across 12 days and a humidity level of 81%. Conversely, June boasts significantly warmer temperatures, with lows of 14°C (58°F) and highs reaching up to 31°C (89°F), averaging 22°C (72°F). Precipitation increases dramatically to 239 mm (9.4 in) over 20 days, paired with a slightly higher humidity of 85%. For more detailed insights, you can visit Baiyun weather in June.

December and July present starkly contrasting weather conditions. December experiences significantly cooler temperatures, ranging from a minimum of -3°C (27°F) to a maximum of 16°C (62°F), with an average temperature of 5°C (42°F). In contrast, July is much warmer, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 35°C (94°F), averaging around 25°C (77°F). Precipitation also differs considerably; December sees about 46 mm (1.8 in) over 12 days, while July can expect a hefty 224 mm (8.8 in) across 19 days. Humidity levels are relatively similar, around 81% in December and slightly elevated at 85% in July. For more detailed weather insights, you can check out Baiyun weather in July.

December and August present stark contrasts in weather. In December, temperatures range from a chilly -3°C (27°F) at night to a mild average of 5°C (42°F), peaking at 16°C (62°F). The month sees a relatively low precipitation of 46 mm (1.8 in) over about 12 days, and humidity levels hover around 81%. In contrast, August boasts much warmer temperatures, with minimums at 16°C (61°F), averages hitting 25°C (78°F), and maximums soaring to 36°C (97°F). This summer month experiences significantly higher rainfall, totaling 159 mm (6.3 in) across 15 days, alongside a slightly greater humidity of 87%. For more detailed information, check out Baiyun weather in August.

In December, temperatures are notably cooler, with minimums dropping to -3°C (27°F) and an average of around 5°C (42°F), peaking at a mild 16°C (62°F). Precipitation is moderate at 46 mm (1.8 in) over approximately 12 days, while humidity levels are relatively high at 81%. In contrast, September boasts much warmer conditions, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F) and an average of 21°C (69°F). However, it experiences significantly higher rainfall, totaling 195 mm (7.7 in) across 19 days, and humidity is slightly elevated at 84%. For a detailed overview of September’s climate, visit Baiyun weather in September.

In comparing the weather patterns of December and October, December exhibits a significant drop in temperature, with minimums around -3°C (27°F) and an average of 5°C (42°F), contrasting sharply with October's milder temperatures, where minimums are around 7°C (44°F) and an average of 15°C (59°F). While October enjoys warmer days with maximums reaching up to 30°C (87°F), December peaks at a much cooler 16°C (62°F). Moreover, October experiences higher precipitation levels, totaling 141 mm (5.6 in) over 17 days, whereas December has considerably less rain at 46 mm (1.8 in) across 12 days. Interestingly, the humidity remains consistent at 81% for both months despite these differences in temperature and precipitation. For more detailed information on October's weather, you can visit Baiyun weather in October.

December weather shows a significant drop in temperatures compared to November, with minimum temperatures plummeting to -3°C (27°F) and average highs of only 16°C (62°F). In contrast, November boasts milder conditions, with minimum temperatures at 2°C (36°F) and average highs reaching 21°C (71°F). Additionally, December experiences less precipitation at 46 mm (1.8 in) over 12 days, while November has a higher rainfall of 83 mm (3.3 in) across 13 days. Humidity levels are slightly lower in December at 81%, compared to November's 86%. For a deeper look into November's climate, visit Baiyun weather in November.

Compare Baiyun's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Baiyun

As December unfolds in Baiyun, the weather takes on a distinctly chillier character compared to the milder months that precede it. With average temperatures dipping and nighttime lows potentially falling below freezing, residents and visitors alike can expect a stark contrast to the warmer seasons. December also brings with it a higher chance of precipitation, with several days experiencing light rain, enhancing the month’s already high humidity levels. The cool, damp conditions truly signal the onset of winter, making this month a unique experience in Baiyun's climate landscape. For a deeper understanding of what to expect throughout the year, explore the detailed insights at Baiyun Climate.