December Weather in Wuxi, China

Last updated: August 21, 2025

Wuxi in December experiences a diverse range of weather, with maximum temperatures reaching 22°C (73°F) and average daily temperatures around 7°C (44°F). The month can bring some chill, as the temperature can dip to a minimum of -6°C (21°F). December features moderate precipitation totaling 46 mm (1.8 in) over seven days, leading to a relatively humid atmosphere with a humidity level of 77%. This combination of conditions makes Wuxi's December a vibrant blend of mild and cool weather, ideal for enjoying the city's winter charm.

December Temperature in Wuxi

In December, Wuxi, China, experiences a notable shift as winter settles in, with temperatures dipping to a minimum of -6°C (21°F) and an average hovering around 7°C (44°F). While the days can be brisk, the maximum temperature reaches a more moderate 22°C (73°F), offering a slight reprieve from the cold. This month marks a departure from the milder autumn, with temperatures steadily falling from the previous month’s average of 13°C (56°F). As the city transitions into winter, residents and visitors can expect a mix of chilly days and surprisingly warmer afternoons, embodying the unique weather pattern characteristic of Wuxi during this season.

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

The chart illustrates December temperature patterns in Wuxi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wuxi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414455637378848477665644
Data source: Temperature data for Wuxi 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 Wuxi

December in Wuxi, China, marks the onset of the winter season, bringing a noticeable dip in precipitation levels. With 46 mm (1.8 in) of rainfall over 7 days, December sees a significant decrease compared to the more humid summer months, where rainfall peaks in July at 272 mm (10.7 in). The trend throughout the year highlights a gradual decline in precipitation from the lushness of May and June, culminating in the drier winter months. While December's rainfall is less than earlier months, its consistent seven days of precipitation suggests that light showers still punctuate the cold, emphasizing the transition from the vibrant wet season to the calmer, cooler winter atmosphere.

December Precipitation Trends in Wuxi

The chart displays monthly precipitation patterns in Wuxi, 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 Wuxi, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6468997913123227215798534246
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wuxi

As December settles over Wuxi, China, humidity levels begin to shift, reflecting a cooler, yet still damp transition into winter. With an average humidity of 77%, December continues the trend of elevated moisture that peaks in mid-summer, where levels reach a humid 90% in July. The month demonstrates a slight decline from November’s 84%, suggesting a decrease in warmth but retaining a characteristic dampness typical of the region. Overall, while December marks a dip from the summer highs, it still embodies the lasting humidity that defines Wuxi's climate throughout the year.

December Average Humidity in Wuxi

This chart illustrates the average monthly humidity levels in Wuxi, 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 Wuxi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%82%86%85%85%90%88%75%76%84%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wuxi

As December arrives in Wuxi, China, the UV Index drops to a moderate level of 4, providing a welcome contrast to the extremely high levels seen during the summer months. With a burn time of 30 minutes, this month's UV exposure is notably safer, making it an ideal time for outdoor activities without the intense risks of sunburn that characterize the hotter months. The gradual decline from the peak indices of the summer—where levels soared to 11—highlights a seasonal trend that prompts residents and visitors to adapt their sun protection strategies as they transition from winter into spring. For more detailed information on UV levels throughout the year, check out Wuxi UV Index.

Maximum UV Index Levels in Wuxi for December

The chart shows the monthly maximum UV Index (UVI) for Wuxi 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 Wuxi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec569101111111110864
Data source: Wuxi 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 Wuxi

In Wuxi, China, December brings a gentle decline in sunshine, with the city enjoying 213 hours of sunlight. This drop follows a remarkable high in the summer months, particularly August, which boasts the most sun at 295 hours. As the seasons shift from the vibrant warmth of summer, there’s a noticeable transition toward winter, with December reflecting this gradual decrease. Despite the shorter days, the late autumn and early winter months still offer plenty of sun, especially when comparing to the earlier winter days of January, where the sunshine dips to 149 hours. This trend illustrates Wuxi's character as a place where sunlight ebbs and flows, gifting its residents and visitors a bright farewell to the year before embracing the chill of winter.

Monthly Sunshine Duration in Wuxi: December Highlighted

The December sunshine duration represents the total number of hours Wuxi 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.
JanFebMarAprMayJunJulAugSepOctNovDec149h202h225h247h282h263h285h295h254h231h222h213h
Data source: Wuxi December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wuxi During December

In December, Wuxi, China, stands out with a notable 70% chance of sunny weather, making it one of the sunniest months of the year. This significant increase in sunshine likelihood follows a steady upward trend from November, which boasts a healthy 57% chance. As the year progresses, the chances of a sunny day increase dramatically in the latter months, peaking in December after a gradual rise from as low as 21% in the summer months. Travelers looking to bask in the sun's warmth should seize the opportunity during this month, as it offers a refreshing contrast to the often overcast skies experienced earlier in the year.

Percentage of Sunny Days in December in Wuxi

The chart illustrates the percentage of sunny days in Wuxi 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 Wuxi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%41%25%27%27%27%21%37%53%44%57%70%
Data source: Wuxi December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wuxi in December

In Wuxi, China, the daylight hours experience a steady rhythm throughout the year, with December marking a return to 10 hours of sunlight, mirroring the shorter days of January and November. As the seasons transition, daylight gradually increases from 11 hours in February and March to a peak of 14 hours by June. Subsequently, the sunlight begins to wane again, with the summer months of July and August witnessing a slight decrease back to 13 hours. This cyclical pattern emphasizes the marked contrast between the longer summer days and the shorter winter months, creating a captivating interplay of light that defines Wuxi’s seasonal experience.

Average Daylight Hours in Wuxi for December

The chart illustrates the variation in daylight duration in Wuxi throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 20m11h 3m11h 59m12h 56m13h 44m14h 8m13h 56m13h 14m12h 19m11h 22m10h 33m10h 8m
Data source: Wuxi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Wuxi

As December rolls into Wuxi, the winds start to chill, averaging 2.6 m/s (approximately 6 mph). This slight dip continues a trend of gentle breezes prevalent from June through November, where wind speeds hovered around the 2.4 to 2.9 m/s range. Comparatively, the earlier months of the year, particularly February and July, saw a touch more vigor with peaks of 3.2 m/s and 3.1 m/s, respectively. As winter settles in, the consistent calmness of December's winds invites a serene atmosphere, making it a perfect backdrop for enjoying the city's festive charm amidst the cooler temperatures.

Average December Wind Speed in Wuxi

The chart displays monthly wind speed patterns in Wuxi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.23.02.92.72.43.12.42.72.72.92.6 m/s
Data source: Wuxi December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Wuxi Compares to Other Months

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

In December, temperatures in Wuxi range from a minimum of -6°C (21°F) to a maximum of 22°C (73°F), with an average of 7°C (44°F). The month sees about 46 mm (1.8 in) of precipitation over 7 days, contributing to a relatively high humidity level of 77%. In contrast, January experiences colder conditions, with temperatures dropping to a minimum of -9°C (16°F) and an average of 5°C (41°F), peaking at 19°C (66°F). Precipitation increases to 64 mm (2.5 in) spread across 8 days, but humidity decreases slightly to 70%. For more detailed information, check out Wuxi weather in January.

In December, the weather features minimum temperatures around -6°C (21°F) and can reach a maximum of 22°C (73°F), with an average temperature of 7°C (44°F). The month sees approximately 46 mm (1.8 in) of precipitation over 7 days, accompanied by a humidity level of 77%.

In contrast, February experiences slightly cooler minimum temperatures of -8°C (18°F) but a higher maximum of 26°C (80°F), maintaining the same average of 7°C (44°F) as December. This month tends to be wetter, with 68 mm (2.7 in) of precipitation spread across about 9 days, and a lower humidity of 73%. For more detailed information on February weather, check out Wuxi weather in February.

December and March exhibit considerable differences in weather patterns. In December, temperatures range from a minimum of -6°C (21°F) to a maximum of 22°C (73°F), with an average of 7°C (44°F). Precipitation is relatively low at 46 mm (1.8 in) spread over about 7 days, and humidity levels sit at 77%. In contrast, March features a milder climate with temperatures starting at a minimum of 1°C (35°F) and reaching up to 30°C (86°F), with an average of 13°C (55°F). Precipitation increases significantly to 99 mm (3.9 in) across 12 days, accompanied by slightly higher humidity at 82%. For a more detailed view of March weather specifics, check out Wuxi weather in March.

In December, the weather is quite chilly, with temperatures ranging from a minimum of -6°C (21°F) to a maximum of 22°C (73°F), and an average temperature of 7°C (44°F). The month sees about 46 mm (1.8 in) of precipitation over seven days, combined with a humidity level of 77%. In contrast, April experiences a significant warming trend, with minimum temperatures around 6°C (42°F) and a maximum reaching 33°C (92°F), averaging 17°C (64°F). Precipitation increases in April to 79 mm (3.1 in) over nine days, accompanied by higher humidity at 86%. This shift from the cold, dry spells of December to the warmer, wetter April highlights the changing seasons. For more detailed insights, you can check Wuxi weather in April.

December and May present stark contrasts in weather conditions. In December, temperatures range from a cool minimum of -6°C (21°F) to a comfortable maximum of 22°C (73°F), with an average of 7°C (44°F). The month sees about 46 mm (1.8 in) of precipitation over 7 rainy days, accompanied by a humidity level of 77%. In comparison, May experiences much warmer temperatures, with a minimum of 11°C (53°F) and a scorching maximum of 36°C (98°F), averaging around 23°C (73°F). Rainfall is significantly higher at 131 mm (5.2 in) across 10 days, and humidity levels rise to 85%. For a closer look at the weather patterns in May, check out Wuxi weather in May.

December and June exhibit markedly different weather patterns. In December, temperatures range from a chilly minimum of -6°C (21°F) to a pleasant maximum of 22°C (73°F), with an average of 7°C (44°F). The month experiences lower precipitation levels, totaling 46 mm (1.8 in) over about 7 days, and a humidity level of 77%. In contrast, June offers much warmer temperatures with a minimum of 17°C (62°F), an average of 26°C (79°F), and a soaring maximum of 37°C (99°F). It also sees significantly higher rainfall, with 232 mm (9.1 in) falling over 14 days, accompanied by a humidity level of 85%. For more specific details about June's climate, you can refer to Wuxi weather in June.

In December, the weather is generally cool, with temperatures ranging from a chilly min of -6°C (21°F) to a pleasant max of 22°C (73°F), averaging around 7°C (44°F). The month experiences about 46 mm (1.8 in) of precipitation over approximately 7 days, and the humidity hovers at 77%. In stark contrast, July brings much warmer conditions, with temperatures ranging from a minimum of 20°C (69°F) to a scorching maximum of 39°C (102°F), with an average around 29°C (84°F). Rainfall significantly increases to 272 mm (10.7 in) across 16 days, and humidity rises to 90%. For a detailed look at the summer climate, check out Wuxi weather in July.

December and August present strikingly different weather patterns. In December, temperatures range from a chilly -6°C (21°F) to a mild 22°C (73°F), with an average of 7°C (44°F). The month experiences around 46 mm (1.8 in) of precipitation over seven days, accompanied by a humidity level of 77%. In contrast, August boasts much warmer temperatures, with a minimum of 20°C (69°F) and a maximum of 37°C (99°F), averaging 29°C (85°F). This summer month sees significantly higher precipitation at 157 mm (6.2 in) over thirteen days and elevated humidity levels of 88%. For more detailed information about the weather in August, you can visit Wuxi weather in August.

In December, temperatures tend to be much cooler, with a minimum of -6°C (21°F) and an average of 7°C (44°F), compared to the warmer September, which sees a minimum of 16°C (60°F) and an average of 25°C (77°F). While December experiences relatively low precipitation of 46 mm (1.8 in) over 7 days, September is significantly wetter, with 98 mm (3.9 in) of rain over 9 days. The humidity levels are slightly higher in December at 77%, while September's humidity sits at a comfortable 75%. This shift from September's heat to December's chill marks a significant transition in weather patterns. For more detailed information about September weather, you can refer to Wuxi weather in September.

In December, the temperatures drop significantly compared to October, with a minimum of -6°C (21°F) and an average of 7°C (44°F), compared to October's milder minimum of 8°C (46°F) and average of 19°C (66°F). While both months experience relatively similar levels of precipitation, December sees 46 mm (1.8 in) over 7 days, slightly less than October's 53 mm (2.1 in) over 6 days. Humidity levels remain comparable, with December at 77% and October at 76%. For a more detailed view of October's weather, check out Wuxi weather in October.

In comparing the weather between December and November, it's evident that December experiences colder temperatures overall, with a minimum of -6°C (21°F) and an average of 7°C (44°F), while November has a milder minimum of 0°C (33°F) and an average temperature of 13°C (56°F). The maximum temperature in December reaches up to 22°C (73°F), significantly lower than November's peak of 29°C (85°F). Additionally, both months see similar amounts of precipitation, with December receiving 46 mm (1.8 in) compared to November's 42 mm (1.6 in), and both months experiencing precipitation on 7 days. Humidity levels are relatively high in both months, with December at 77% and November slightly higher at 84%. For a detailed look at November weather, you can check Wuxi weather in November.

Compare Wuxi's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Wuxi

As December arrives in Wuxi, the weather showcases a remarkable shift compared to the warmer months. With temperatures dipping significantly, residents and visitors experience a chill that can sometimes plummet below freezing at night. The month is characterized by a notable increase in humidity, paired with occasional rainfall that totals around 46 mm. This blend of cooler temperatures and dampness solidifies December as a transitional period, ushering in the winter season. For those curious about how Wuxi's climate varies throughout the year, more insights can be found at Wuxi Climate.