December Weather in Hangzhou, China

Last updated: August 21, 2025

January in Hangzhou, China offers a curious blend of winter chill and mild temperatures. Daytime highs reach a pleasant 23°C (74°F), while nighttime lows can dip to a brisk -4°C (25°F), creating a varied climate that requires layered clothing for comfort. With an average temperature of 8°C (47°F), visitors can enjoy the scenic beauty of the city amidst occasional rain, as 66 mm (2.6 in) of precipitation falls over about 8 days. The atmosphere is often marked by a humidity level of 77%, which enhances the enchanting mist that envelops the surroundings, allowing for a picturesque winter experience in this historic city.

December Temperature in Hangzhou

In December, Hangzhou experiences a notable shift as temperatures reflect the onset of winter, with minimums dipping to -4°C (25°F) and averages settling around 8°C (47°F). Although the warmth of previous months fades, the city still enjoys daytime highs reaching 23°C (74°F), allowing for pleasant afternoons. This month marks a clear transition from the crispness of autumn, yet the climate remains relatively mild compared to the more frigid northern regions of China. Even as the temperatures drop, Hangzhou's scenic landscape draped in a wintery mist adds a serene charm, making it an intriguing time for visitors to explore the city’s rich cultural tapestry.

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

The chart illustrates December temperature patterns in Hangzhou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hangzhou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434655647378858678685846
Data source: Temperature data for Hangzhou 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 Hangzhou

In December, Hangzhou experiences a modest decrease in precipitation, with 66 mm (2.6 in) over approximately 8 days of rain. This marks a slight drop from the previous months, where heavier rainfall peaks in June (348 mm) and May (165 mm) create a stark contrast to the winter's drier conditions. The beginning of the dry season is evident as rainfall days decline, offering a reprieve after a year of significant moisture. Despite the lower totals, December retains a gentle drizzle, illuminating the region with a fresh, crisp ambiance, perfect for holiday explorations.

December Precipitation Trends in Hangzhou

The chart displays monthly precipitation patterns in Hangzhou, 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 Hangzhou, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec796811989165348233163133566066
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hangzhou

December in Hangzhou, China, offers a slight reprieve from the intense humidity experienced in the summer months. With an average humidity of 77%, December marks a seasonal decline, down from the peak of 93% in July. The trend is evident as humidity levels gradually decrease from September through November, settling at a comfortable point before the chill of winter truly sets in. Although still higher than the start of the year, December’s humidity provides a more manageable atmosphere, making it an ideal time for visitors to explore the city’s scenic beauty without the discomfort of summer’s oppressive mugginess. Overall, the downward trend through the year showcases a clear transition from the sweltering, wet summer to a milder winter, enhancing the charm of Hangzhou during this time.

December Average Humidity in Hangzhou

This chart illustrates the average monthly humidity levels in Hangzhou, 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 Hangzhou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%81%87%87%89%93%91%81%80%82%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hangzhou

As the year winds down, December in Hangzhou sees a notable drop in the UV Index, falling to 4, which is categorized as moderate. This marks a departure from the extreme intensities felt during the summer months, where the index peaked at 11. Consequently, the recommended burn time increases back to 30 minutes, offering a safer outdoor experience compared to the sting of summer sun. This transition reflects an overall trend of declining UV exposure leading into winter, making December a more forgiving time for outdoor activities. For those planning to spend time outside, it's always wise to check the latest conditions at Hangzhou UV Index to stay informed and protected.

Maximum UV Index Levels in Hangzhou for December

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

In Hangzhou, China, December brings a delightful conclusion to the year with 210 hours of sunshine, reflecting a steady glow that persists through the winter months. This mild brightness follows a gradual decline from the sun-drenched days of summer, where August peaks at a robust 312 hours. As the seasons transition, hours of sunshine fluctuate, reaching their nadir in January with just 142 hours. However, December's figures signal an encouraging end-of-year warmth, reminding residents and visitors alike that even in winter, sunshine can be a comforting companion in this picturesque city. With an overall trend showing a gradual increase leading into the spring, Hangzhou offers a radiant holiday experience that sets the stage for the bright beginnings of January.

Monthly Sunshine Duration in Hangzhou: December Highlighted

The December sunshine duration represents the total number of hours Hangzhou 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.
JanFebMarAprMayJunJulAugSepOctNovDec142h195h210h249h273h247h285h312h243h227h214h210h
Data source: Hangzhou December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hangzhou During December

In December, Hangzhou, China, enjoys a notable increase in the likelihood of sunny weather, boasting a 65% chance of sunshine. This is a significant jump compared to the previous months, particularly as winter settles in. As the year winds down, there’s a marked contrast when observing the trends; for example, while summer months like July and June see a low chance of sunny days at just 15% and 19% respectively, December emerges as a beacon of light. Following a pattern that peaks in the last month of the year, recently experienced fall conditions in November offer a 46% likelihood of clear skies, setting the stage for a sunnier December. Overall, if you're planning a visit during this time, you can expect a delightful mix of winter freshness accompanied by enhanced chances of sun-filled days.

Percentage of Sunny Days in December in Hangzhou

The chart illustrates the percentage of sunny days in Hangzhou 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 Hangzhou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%38%26%31%27%19%15%30%44%39%46%65%
Data source: Hangzhou December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hangzhou in December

In Hangzhou, China, the daylight duration experiences a captivating ebb and flow throughout the year. As December arrives, the city enjoys about 10 hours of daylight, mirroring the shorter days of November. This is part of a gradual decline that begins in the summer months, where June boasts the longest days at 14 hours. From that peak, daylight gradually wanes, fostering a cozy atmosphere as winter settles in. The pattern clearly highlights a steady increase during the spring, with March and April blossoming to 11 and 12 hours, respectively, before summer’s radiant embrace. Residents can anticipate the return of longer days with the approach of February, where daylight begins its ascent once more. This rhythmic cycle not only marks the changing seasons but also shapes the daily life and activities within the picturesque landscape of Hangzhou.

Average Daylight Hours in Hangzhou for December

The chart illustrates the variation in daylight duration in Hangzhou throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 25m11h 6m11h 59m12h 54m13h 40m14h 2m13h 51m13h 11m12h 19m11h 24m10h 37m10h 13m
Data source: Hangzhou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hangzhou

As December unfolds in Hangzhou, the winds begin to whisper a cool embrace, averaging 2.3 m/s (5 mph). This slight dip from the previous months reflects a tranquil shift in the seasons, where autumn's gusts give way to winter's calm. Interestingly, December's wind speed is consistent with May's light breezes, suggesting a gentle transitional phase. While earlier summer months experienced robust winds peaking at 3.2 m/s in July, the overall trend indicates a gradual retreat into serenity as the year draws to a close. These soothing December winds invite residents and visitors alike to enjoy the serene beauty of Hangzhou’s winter landscape, offering a peaceful backdrop for reflection and appreciation of the season.

Average December Wind Speed in Hangzhou

The chart displays monthly wind speed patterns in Hangzhou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.52.52.52.32.03.22.02.42.62.42.3 m/s
Data source: Hangzhou December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hangzhou Compares to Other Months

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

December and January weather exhibit some notable differences, particularly in temperature and precipitation. December sees milder conditions with average temperatures around 8°C (47°F) and a maximum reaching up to 23°C (74°F), while January experiences cooler temperatures, with an average of 6°C (43°F) and a minimum dropping to -9°C (16°F). Precipitation is slightly higher in January, totaling 79 mm (3.1 in) over nine days compared to December's 66 mm (2.6 in) over eight days. Additionally, while December's humidity is at 77%, January's humidity drops to 70%, making January feel a bit drier despite the increased rainfall. For more detailed information, you can refer to Hangzhou weather in January.

In December, the temperature ranges from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), with an average of 8°C (47°F). The month experiences 66 mm (2.6 in) of precipitation over about 8 days, and humidity levels are relatively high at 77%. In contrast, February shows a similar minimum temperature of -4°C (25°F) but reaches a slightly warmer maximum of 27°C (80°F), with an average temperature of 8°C (46°F). Precipitation in February is slightly higher at 68 mm (2.7 in) over 9 days, while humidity dips to 73%. For more detailed insights, you can check Hangzhou weather in February.

In December, the weather is generally cooler, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (74°F). The month sees about 66 mm (2.6 inches) of precipitation over roughly 8 days, accompanied by a humidity level of 77%. In contrast, March experiences milder temperatures, with a minimum of 2°C (35°F) and a maximum reaching 29°C (85°F), leading to an average of 13°C (56°F). This month tends to be wetter, receiving 119 mm (4.7 inches) of precipitation spread over 14 days, and a slight increase in humidity to 81%. For more detailed insights about the weather in March, visit Hangzhou weather in March.

In December, the weather tends to be cooler with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), while April sees a significant warming trend with averages between 4°C (40°F) and 34°C (94°F). While December experiences about 66 mm (2.6 in) of precipitation over approximately 8 days, April receives a bit more rain at 89 mm (3.5 in) during about 10 days. Additionally, the humidity is slightly higher in April at 87%, compared to December's 77%. For a more detailed look at April weather, visit Hangzhou weather in April.

December and May present striking contrasts in weather conditions. In December, temperatures range from a chilly -4°C (25°F) at night to a mild 23°C (74°F) during the day, with an average temperature around 8°C (47°F). The month experiences about 66 mm (2.6 in) of precipitation over approximately 8 days, accompanied by a humidity level of 77%. Conversely, May ushers in warmer temperatures, with nighttime lows of 11°C (52°F) and daytime highs soaring up to 38°C (101°F), averaging around 23°C (73°F). This month is notably wetter, receiving 165 mm (6.5 in) of rain across about 12 days and exhibiting higher humidity levels at 87%. For more details on the climate during this vibrant month, check Hangzhou weather in May.

December and June exhibit stark contrasts in weather patterns. December experiences cooler temperatures, with a minimum of -4°C (25°F) and an average of 8°C (47°F), compared to June's much warmer conditions, where temperatures range from a minimum of 17°C (62°F) to an average of 25°C (78°F). While December sees only 66 mm (2.6 in) of precipitation over 8 days, June is significantly wetter, with 348 mm (13.7 in) of rainfall spread across 18 days. Additionally, humidity levels are higher in June at 89%, compared to December's 77%. For more details on June weather, visit Hangzhou weather in June.

In December, the weather features a chillier range of temperatures with a minimum of -4°C (25°F) and an average of 8°C (47°F), while highs can reach up to 23°C (74°F). The month sees about 66 mm (2.6 in) of precipitation over 8 days, with humidity levels around 77%. In stark contrast, July experiences significantly warmer conditions, with minimum temperatures starting at 22°C (71°F) and averaging 29°C (85°F), peaking at a scorching 41°C (106°F). This month is also much wetter, with a notable 233 mm (9.2 in) of rain across 17 days and humidity soaring to 93%. For an in-depth look at the specifics of July weather, check out Hangzhou weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures range from a chilly -4°C (25°F) to a mild 23°C (74°F), with an average of 8°C (47°F). The month sees about 66 mm (2.6 in) of precipitation across 8 days, accompanied by a humidity level of 77%. In contrast, August is significantly warmer, with temperatures starting from a minimum of 18°C (65°F) and soaring to a maximum of 40°C (103°F), averaging around 30°C (86°F). This summer month experiences higher precipitation at 163 mm (6.4 in) over 14 days and increased humidity at 91%. For more detailed weather information, visit Hangzhou weather in August.

December weather is characterized by cooler temperatures, with a minimum of -4°C (25°F) and an average high of 23°C (74°F). In contrast, September boasts significantly warmer conditions, featuring a minimum temperature of 16°C (62°F) and an average maximum of 36°C (98°F). Additionally, September experiences higher precipitation levels, with 133 mm (5.2 in) over 13 days, compared to December's 66 mm (2.6 in) over just 8 days. Despite being more humid in September at 81%, December's humidity remains relatively high at 77%. For more specific details on September weather, check out Hangzhou weather in September.

December weather in Hangzhou is notably colder than in October, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (74°F). In contrast, October features much warmer temperatures, with averages between 9°C (48°F) and a high of 35°C (95°F). While December experiences more precipitation overall at 66 mm (2.6 in) across 8 days, October has slightly less rain at 56 mm (2.2 in) over 6 days. Humidity levels are fairly similar, with December at 77% and October at 80%. For more insights into October's weather specifics, you can check Hangzhou weather in October.

In comparing the weather of December and November, December shows a marked shift towards cooler temperatures, with a minimum of -4°C (25°F) compared to November's milder minimum of 1°C (35°F). The average temperature in December is 8°C (47°F), significantly lower than November's average of 14°C (58°F). While December experiences a maximum temperature of 23°C (74°F), this is still a decrease from November's warmer peak of 31°C (89°F). Precipitation levels are relatively similar, with December receiving 66 mm (2.6 in) over 8 rainy days, compared to November's 60 mm (2.4 in) across 9 days. Humidity in December is slightly lower at 77%, while November maintains a higher average of 82%. For more details about November weather, visit Hangzhou weather in November.

Compare Hangzhou's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hangzhou

As December sets in Hangzhou, the weather takes on a distinct character compared to the rest of the year. With daytime temperatures cooling considerably and a significant drop during the nights, this month marks the transition into the chill of winter. While the average feels brisk, the occasional warmer day provides a stark contrast, making it a unique time for both residents and visitors. December also brings a higher chance of rain, with several damp days adding to the month’s moody charm. The humidity remains high, creating an atmosphere that’s both refreshing and crisp. For more detailed insights into what to expect throughout the year, check out the comprehensive Hangzhou Climate guide.