Last updated: August 21, 2025
December in Suzhou, China, showcases a fascinating blend of winter charm and cool temperatures. With average highs reaching 18°C (64°F), the city experiences a crisp atmosphere as temperatures dip to a chilly 4°C (39°F) on average, and can even plummet to a minimum of -13°C (9°F). This month sees 20 mm (0.8 in) of precipitation over just three days, while humidity levels hover around a notable 77%, creating a damp but invigorating environment. Visitors can enjoy the picturesque winter landscapes that Suzhou offers, perfect for a stroll through its historic gardens adorned with frost-laden foliage.
In December, the temperatures in Suzhou, China, begin to reflect the deepening chill of winter, showcasing a sharper contrast to the milder conditions of the preceding months. With a minimum of -13°C (9°F), the month kicks off the cold season—shifting dramatically from the cooler fall temperatures that hovered around freezing. The average temperature settles at 4°C (39°F), offering a crisp ambiance perfect for cozying up indoors or enjoying festive winter activities. Despite the chill, the maximum can still reach a pleasant 18°C (64°F), hinting at a few mild days amidst the cold snap. As the year winds down, December’s cooler climate serves as a reminder of the transition from the warmth of autumn to the full embrace of winter.
In December, Suzhou experiences a notable shift as precipitation drops to 20 mm (0.8 in), marking one of the driest months of the year. With just 3 days of rainfall, this month brings a gentle close to the wetter seasons that peak during the summer. Interestingly, while precipitation is light, the trend throughout the year reveals the heavy rains of July (319 mm) and June (135 mm) sharply contrast December's subdued totals. This seasonal fluctuation showcases Suzhou's dynamic climate, where dry spells follow intense downpours, ultimately creating a diverse environment that resists monotony. As the year concludes, the lighter rainfall invites a sense of calmness, paving the way for cooler weather and a quieter ambiance.
In December, Suzhou experiences a notable shift in humidity, averaging 77%. This marks a slight decrease from the preceding month of November, which recorded 84% humidity. As winter approaches, humidity levels in Suzhou show a general trend of fluctuating throughout the year, with the peak levels in the summer months of July (88%) and August (84%). The gradual decline from the humidity highs of mid-year reflects the transition into cooler months, with December landing comfortably in the middle range compared to earlier months like March and April, which consistently hover above 80%. Overall, December's humidity contributes to the city's crisp winter atmosphere while still maintaining a noticeable level of moisture in the air.
In December, Suzhou experiences a noticeable decline in the UV Index, dropping to a moderate level of 3. This shift results in a burn time of 30 minutes, offering a temporary respite from the intense sun exposure seen in the preceding months. From April to September, the UV Index peaks at 8 to 10, highlighting a period of very high exposure where sun protection is crucial, with burn times drastically reduced to just 15 minutes. The moderation in December signifies a welcome change, allowing residents and visitors to enjoy the outdoors with less concern for sunburn. For more detailed insights into UV levels throughout the year, check out Suzhou UV Index.
UV Risk Categories
In Suzhou, China, December shines with an inviting 234 hours of sunshine, offering a delightful farewell to the year. This month marks a slight increase from the previous November, reflecting a gradual ascent in daylight as the seasons shift. The trend throughout the year reveals a steady rise in sunshine hours from the chilly January average of 177 hours to the sun-drenched peak in July, boasting 304 hours. After the summer months, sunlight begins to carve its path downwards, yet December’s consistent brightness keeps spirits high as it stands as a beacon of hope amid the winter chill. This seasonal rhythm showcases Suzhou's vibrant climate, making it a charming destination even as the year comes to a close.
In Suzhou, China, December stands out as a month with a notably bright disposition, boasting a 71% chance of sunny weather. This is a significant increase from the previous months, particularly November, which already had a respectable 64% likelihood of sunshine. As the year draws to a close, one may observe a general trend of increasing sunny days, especially when compared to the peak summer months like July, where the chances drop to just 26%. Thus, December presents a wonderful opportunity to enjoy the outdoors in Suzhou, as the winter sun offers a delightful contrast to the wetter and cloudier months that precede it.
As December rolls into Suzhou, China, the daylight duration starts to wane, offering just 9 hours of sunlight—a noticeable dip from the more generous 10 hours in the preceding months. This decrease marks the culmination of a gradual trend; daylight hours have been systematically increasing from an early low of 10 hours in January and February, peaking at 14 hours during the vibrant summer months of June and July. As the seasons shift, daylight retreats once again, with each passing month from October to December gently ushering in shorter days, characteristic of winter's embrace. This rhythm of daylight illustrates the natural ebb and flow of time in Suzhou, inviting both reflection and anticipation as the year draws to a close.
As December unfolds in Suzhou, China, the average wind speed gently settles at 2.6 m/s (6 mph), marking one of the year's calmest months. This slight decline from November’s 2.9 m/s demonstrates a trend of diminishing winds as winter encroaches. Throughout the year, Suzhou experiences its windiest moments in July, where breezes peak at 3.6 m/s (8 mph). Interestingly, December's tranquility follows a consistent seasonal pattern, where the warmer months typically show increased wind speeds. With the winter chill setting in, residents and visitors alike can enjoy a serene atmosphere, perfect for quiet strolls along the city’s picturesque waterways.
Weather in Suzhou varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Suzhou, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January in Suzhou present a distinct contrast in weather patterns. December typically sees a minimum temperature of -13°C (9°F) and an average of around 4°C (39°F), making it slightly colder overall compared to January's minimum of -11°C (12°F) and average of 2°C (36°F). Precipitation is lower in December at 20 mm (0.8 in) over 3 days, while January experiences increased rainfall of 32 mm (1.3 in) across 4 days. Humidity levels also shift, with December averaging 77%, compared to January's milder 68%. For more detailed insights into January weather, you can visit Suzhou weather in January.
December and February present contrasting weather patterns, with February generally being milder. In December, temperatures range from a frigid minimum of -13°C (9°F) to a maximum of 18°C (64°F), with an average of around 4°C (39°F). The month experiences limited precipitation, totaling 20 mm (0.8 in) over just three days and humidity levels are relatively high at 77%. In contrast, February brings a minimum temperature of -7°C (20°F) and can reach as high as 26°C (78°F), with an average of 5°C (41°F). Precipitation slightly increases to 25 mm (1.0 in) across five days and humidity drops to 73%. For more detailed information, you can check out Suzhou weather in February.
In December, the weather is significantly colder, with temperatures ranging from a chilly -13°C (9°F) at night to a milder average of 4°C (39°F) during the day, peaking at 18°C (64°F). The month tends to be relatively dry, featuring only 20 mm (0.8 in) of precipitation over about three days, while the humidity hovers around 77%.
Contrastingly, March brings a noticeable warming trend, with temperatures starting at a minimum of -2°C (29°F) and averaging around 11°C (52°F), reaching maximums of 28°C (83°F). This month is wetter, seeing an increase in precipitation to 39 mm (1.5 in) and about six days of rain, along with a slight rise in humidity to 81%. For more details, you can check Suzhou weather in March.
In December, the weather is characterized by colder temperatures, with a minimum of -13°C (9°F) and an average of 4°C (39°F), while reaching a maximum of 18°C (64°F). Precipitation levels are relatively low, with only 20 mm (0.8 in) falling over three days, accompanied by a humidity level of 77%. In contrast, April experiences a significant warming trend, with temperatures ranging from a minimum of 2°C (36°F) to a much warmer average of 16°C (61°F), peaking at 32°C (89°F). Additionally, April sees increased precipitation at 36 mm (1.4 in) over six days, with humidity rising slightly to 82%. For more detailed insights on the weather during this time, you can visit Suzhou weather in April.
December and May present striking contrasts in weather. In December, temperatures can plummet to a minimum of -13°C (9°F), with an average of 4°C (39°F) and a maximum of 18°C (64°F). This chilly month sees a total precipitation of 20 mm (0.8 in) over just 3 days, coupled with a humidity level of 77%. In stark contrast, May boasts milder temperatures that range from a minimum of 9°C (49°F) to an average of 22°C (72°F), reaching a sweltering maximum of 37°C (98°F). It offers considerably higher precipitation at 67 mm (2.6 in) across 6 days, with humidity slightly higher at 80%. For more specific insights, you can check Suzhou weather in May.
December and June exhibit stark contrasts in weather patterns. In December, temperatures can plummet to a minimum of -13°C (9°F), with an average of 4°C (39°F) and a maximum of 18°C (64°F), accompanied by relatively low precipitation of 20 mm (0.8 in) over just three days. The humidity sits at 77%, giving the cold air a damp feel. In contrast, June brings much warmer weather, with temperatures ranging from a minimum of 14°C (58°F) to an average of 27°C (80°F) and highs reaching up to 39°C (103°F). Furthermore, June experiences significantly higher rainfall, totaling 135 mm (5.3 in) over seven days, and a humidity level of 79%, creating a muggy atmosphere. For more details, check out Suzhou weather in June.
December weather is characterized by cold temperatures, with an average of 4°C (39°F) and a maximum reaching 18°C (64°F), while experiencing relatively low precipitation of 20 mm (0.8 in) over just three days. In contrast, July offers a much warmer climate, with average temperatures around 28°C (82°F) and highs soaring up to 37°C (99°F). However, July also sees significantly more rainfall, totaling 319 mm (12.6 in) across 14 days, accompanied by higher humidity at 88%. For more detailed information on July weather, you can visit Suzhou weather in July.
December and August present starkly contrasting weather conditions. In December, temperatures can drop as low as -13°C (9°F), with an average of 4°C (39°F) and a maximum of 18°C (64°F). This month is characterized by low precipitation of only 20 mm (0.8 in) over just 3 days, coupled with a comparatively high humidity level of 77%. In sharp contrast, August boasts much warmer temperatures, with a minimum of 17°C (63°F), an average of 28°C (82°F), and highs reaching 36°C (97°F). However, August is also marked by significant rainfall, totaling 168 mm (6.6 in) across 13 days, along with a slightly higher humidity of 84%. For a closer look at the specifics, you can check out Suzhou weather in August.
December and September exhibit stark contrasts in weather. In December, temperatures can plummet to a minimum of -13°C (9°F), with an average of 4°C (39°F) and a maximum of 18°C (64°F). The month experiences relatively low precipitation of 20 mm (0.8 in) over just 3 days, accompanied by a higher humidity level of 77%. In contrast, September boasts milder conditions, with minimum temperatures around 14°C (57°F), an average of 23°C (75°F), and highs reaching up to 34°C (93°F). This month sees significantly more rain, totaling 79 mm (3.1 in) across 7 days, but with slightly lower humidity at 71%. For more detailed insights on September weather, you can refer to Suzhou weather in September.
The weather in December is markedly colder than in October, with temperatures ranging from a chilly -13°C (9°F) at night to a milder 18°C (64°F) during the day, resulting in an average temperature of 4°C (39°F). In contrast, October enjoys much warmer conditions, with minimum temperatures around 2°C (37°F) and maximums reaching a balmy 34°C (94°F), averaging 17°C (62°F) overall. Precipitation is also different between the two months; December sees just 20 mm (0.8 in) over three days, while October has higher rainfall at 49 mm (1.9 in) across five days. Humidity levels are relatively consistent, with December at 77% and October slightly lower at 75%. For more detailed information, you can check Suzhou weather in October.
In comparing the weather between November and December, it's evident that December experiences colder temperatures, with a minimum of -13°C (9°F) compared to November's milder minimum of -3°C (27°F). While November boasts an average temperature of 11°C (52°F) and a maximum of 26°C (79°F), December's average settles at a cooler 4°C (39°F) and reaches a maximum of 18°C (64°F). Precipitation slightly decreases in December to 20 mm (0.8 in) over three days, in contrast to November's 29 mm (1.1 in) spread over four days. Additionally, December's humidity is 77%, which is lower than November's 84%. For a more detailed look at the climate in November, you can check Suzhou weather in November.
As December settles in, Suzhou experiences a marked transition in weather compared to the milder months that precede it. With temperatures dipping significantly, this month often showcases a crisp chill that can feel quite refreshing against the backdrop of the previous warmth. Although precipitation is relatively low, the increased humidity can add to the bite in the air, offering a sharp contrast to the more temperate seasons of autumn and spring. For those interested in a deeper dive into Suzhou's climate patterns throughout the year, be sure to explore Suzhou Climate.