December Weather in Dalian, China

Last updated: August 21, 2025

Dalian in December offers a chilly climate, characterized by a maximum temperature of 11°C (52°F) and a frigid minimum of -18°C (-1°F), with an average hovering around -5°C (23°F). Despite the cold, residents and visitors alike can enjoy relatively low precipitation, with only 7 mm (0.3 in) falling over the course of just one day. The city experiences a moderate humidity level of 52%, making December a refreshing yet brisk month, perfect for those who appreciate the stark beauty of a winter landscape.

December Temperature in Dalian

In Dalian, China, December marks a sharp drop in temperatures as the city transitions fully into winter. The minimum temperature can plunge to a frigid -18°C (−1°F), while the average hovers around -5°C (23°F), revealing the chilling embrace of the season. Daily highs rarely exceed 11°C (52°F), providing a stark contrast to the milder months just past. This month's cold spells echo the trends observed in November, where temperatures are already dipping, but December underscores the winter's arrival with its icy grip. As the year closes, Dalian's winter landscape emerges, inviting residents and visitors alike to bundle up and explore the city’s seasonal charm amidst the frosty air.

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

The chart illustrates December temperature patterns in Dalian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dalian, 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).
JanFebMarAprMayJunJulAugSepOctNovDec182540556674807768533823
Data source: Temperature data for Dalian 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 Dalian

In December, Dalian experiences a significant drop in precipitation, with only 7 mm (0.3 in) recorded, making it one of the driest months of the year. The area sees rainfall on just 1 day, a sharp contrast to the summer months when showers are frequent and abundant. While the earlier part of the year shows a gradual increase in both precipitation amounts and rainy days, December marks a notable decrease in both, solidifying its place in the drier season. This trend signals the shift from the heavy rains of summer—particularly in August, which boasts a staggering 216 mm (8.5 in)—to the cooler, more stable conditions typical of winter in Dalian.

December Precipitation Trends in Dalian

The chart displays monthly precipitation patterns in Dalian, 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 Dalian, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4813276277992169750327
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Dalian

In Dalian, China, December marks a notable shift in humidity as the year winds down, with levels averaging 52%. This is a significant drop from the summer months, where July and August experience their peaks at 82% and 83%, respectively, creating a humid environment. As autumn arrives, humidity levels gradually decline; November sees a comfortable 66%, leading into December's fresher air. Overall, the trend illustrates a transition from high summer humidity to more moderate conditions in the winter months, making December a pleasant reprieve for those seeking a milder climate.

December Average Humidity in Dalian

This chart illustrates the average monthly humidity levels in Dalian, 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 Dalian is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%44%48%55%65%71%82%83%72%76%66%52%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dalian

In December, the UV Index in Dalian, China, drops to a low level of 2, indicating a significant decrease in potential sun exposure and allowing residents and visitors to enjoy the outdoors more comfortably. With a burn time of 45 minutes, this month mirrors January's conditions, showcasing a seasonal trend of lower UV radiation during winter. As the year progresses from March to July, the UV Index peaks at 10, prompting a very high exposure category and necessitating increased sun safety measures. Conversely, the declining values from October to December highlight a shift toward less intense sunlight, making it an ideal time for outdoor activities without the immediate risk of sunburn. For those seeking further information about the UV Index throughout the year, visit Dalian UV Index.

Maximum UV Index Levels in Dalian for December

The chart shows the monthly maximum UV Index (UVI) for Dalian 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 Dalian typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23688910107532
Data source: Dalian 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 Dalian

In Dalian, December ushers in a modest yet charming 241 hours of sunshine, a delightful continuation of the city's generally bright winter season. This month reflects a slight dip from the bustling summer peaks of 327 hours in July and 325 hours in May, yet it remains brighter than many other months. February and November bring 246 and 234 hours respectively, showcasing a gradual decline in sunlit days as the year winds down. The overall trend highlights a vibrant progression, with sunshine steadily increasing from the early months, peaking in summer, and gradually tapering, leaving Dalian bathed in a soft winter glow as it prepares to welcome the new year.

Monthly Sunshine Duration in Dalian: December Highlighted

The December sunshine duration represents the total number of hours Dalian 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.
JanFebMarAprMayJunJulAugSepOctNovDec202h246h290h295h325h323h327h303h282h266h234h241h
Data source: Dalian December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dalian During December

In Dalian, China, the likelihood of enjoying sunny weather in December stands at 82%, marking it as one of the sunniest months of the year. This trend is particularly striking when compared to the preceding months; while November features a respectable 69% chance of sunshine, December sees a notable increase. As the year winds down, the weather begins to shift, with a clear progression from the brisk conditions of autumn to the brighter skies of late fall. With sunshine expectations soaring, December not only invites festive cheer but also offers an ideal backdrop for outdoor activities amidst the beautiful winter scenery.

Percentage of Sunny Days in December in Dalian

The chart illustrates the percentage of sunny days in Dalian 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 Dalian experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec67%72%61%54%50%40%34%44%38%61%69%82%
Data source: Dalian December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dalian in December

In Dalian, China, the daylight duration experiences a rhythmic ebb and flow throughout the year, peaking in the vibrant month of June with an impressive 15 hours of daylight. As the seasons change, December settles in with a crisp 9 hours of daylight, mirroring the shorter days of January and November. This pattern highlights a gradual increase in daylight from the winter months, culminating in the long, bright days of late spring and early summer. As autumn gives way to winter, the daylight begins to recede, creating a seasonal tapestry that reflects the balance between light and dark, inviting residents to embrace the cozy charm of shorter days while looking forward to the longer, sun-filled days ahead.

Average Daylight Hours in Dalian for December

The chart illustrates the variation in daylight duration in Dalian throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 34m10h 37m11h 56m13h 18m14h 28m15h 3m14h 45m13h 44m12h 26m11h 4m9h 53m9h 16m
Data source: Dalian daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dalian

As December settles over Dalian, China, the winds begin to whisper a familiar tune, with an average speed of 3.9 m/s (9 mph), mirroring the briskness of the preceding November. Throughout the year, the wind patterns reveal a gentle ebb and flow; the calm summer months of July and August grace the city with their lightest breezes, averaging around 2.7 m/s (6 mph). However, as autumn unfolds, the winds pick up again, peaking in the spring with an increase, reaching just above 4.6 m/s (10 mph) in May. This seasonal rhythm not only enhances Dalian's coastal charm but also sets the stage for the crisp winter air that December brings, keeping the city vibrant and invigorated.

Average December Wind Speed in Dalian

The chart displays monthly wind speed patterns in Dalian, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.34.24.14.44.63.33.12.72.93.73.93.9 m/s
Data source: Dalian December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dalian Compares to Other Months

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

December experiences milder temperatures compared to January, with average lows around -5°C (23°F) and a maximum of 11°C (52°F). In contrast, January sees more extreme cold, with average temperatures dropping to a minimum of -23°C (-9°F) and an average of -8°C (19°F). Precipitation is slightly higher in December at 7 mm (0.3 in) compared to January's 4 mm (0.2 in), although both months have similar precipitation days. Humidity remains relatively consistent, with December at 52% and January at 54%. For more detailed information, you can check Dalian weather in January.

December and February weather exhibits notable similarities and differences in temperature and precipitation patterns. In December, temperatures range from a minimum of -18°C (1°F) to a maximum of 11°C (52°F), with an average temperature of -5°C (23°F). The month sees minimal precipitation, with only 7 mm (0.3 in) falling over just one day, accompanied by a humidity level of 52%. In contrast, February experiences slightly cooler temperatures, with a minimum of -20°C (-3°F) and a maximum of 13°C (56°F), averaging around -4°C (25°F). Precipitation increases slightly to 8 mm (0.3 in) over two days, but humidity dips to 44%. For more detailed information on February weather, visit Dalian weather in February.

December weather is characterized by colder temperatures, with a minimum of -18°C (1°F) and an average of -5°C (23°F), making it one of the chillier months of the year. Precipitation is minimal, with just 7 mm (0.3 in) over a day, and humidity levels hover around 52%. In contrast, March sees a significant shift as temperatures rise, with a minimum of -12°C (11°F) and an average of 4°C (40°F), peaking at 19°C (67°F). Although March experiences slightly higher precipitation at 13 mm (0.5 in) over three days, humidity levels decrease to 48%. This transition from December to March marks the gradual onset of spring, bringing milder conditions. For more detailed information, you can check out Dalian weather in March.

December and April present starkly contrasting weather conditions. In December, temperatures typically range from a frigid -18°C (0°F) to a mild 11°C (52°F), with an average hovering around -5°C (23°F). The month experiences minimal precipitation, totaling just 7 mm (0.3 in) over one day, with a humidity level of 52%. In contrast, April ushers in a noticeable warmth, with temperatures ranging from a low of -3°C (27°F) to a high of 30°C (86°F) and an average of 13°C (55°F). This month sees significantly more precipitation at 27 mm (1.1 in) over five days, with humidity slightly higher at 55%. For more details on April weather, you can explore Dalian weather in April.

In December, temperatures can be quite frigid, with averages around -5°C (23°F) and a maximum reaching only 11°C (52°F). The month sees minimal precipitation, accumulating just 7 mm (0.3 in) over a single day, and the humidity hovers around 52%. In contrast, May experiences a significant warming trend, with average temperatures soaring to 19°C (66°F) and highs peaking at 34°C (94°F). This month is much wetter, recording 62 mm (2.4 in) of precipitation over seven days, accompanied by increased humidity at 65%. For those interested in more specifics about the weather in May, you can find detailed information here: Dalian weather in May.

December and June present stark contrasts in weather conditions. In December, temperatures can plummet to a minimum of -18°C (1°F), with an average of -5°C (23°F) and a maximum of 11°C (52°F). The month is relatively dry, with only 7 mm (0.3 in) of precipitation typically falling over just one day and moderate humidity at 52%. In contrast, June brings a much warmer climate, featuring minimum temperatures around 12°C (54°F) and averaging 23°C (74°F), peaking at a scorching 38°C (100°F). This month sees significantly more rainfall, with 77 mm (3.0 in) over eight days and a higher humidity level of 71%. For a closer look at June's weather, you can check Dalian weather in June.

The weather in December starkly contrasts with that of July, showcasing the diversity of the seasons. In December, temperatures can plunge to a minimum of -18°C (1°F) with an average of -5°C (23°F), while July boasts much warmer temperatures, with a minimum of 16°C (61°F) and an average of 27°C (80°F). Additionally, July experiences significantly more rainfall, totaling 99 mm (3.9 in) over 11 days, compared to December's mere 7 mm (0.3 in) of precipitation on just one day. The humidity levels also reflect the seasonal shift, soaring to 82% in July, while December maintains a cooler, drier atmosphere with a 52% humidity rate. For more details, you can check out Dalian weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures can plunge as low as -18°C (1°F), with an average of -5°C (23°F) and a maximum reaching only 11°C (52°F). Precipitation is minimal, totaling just 7 mm over one day, and humidity sits at 52%. In contrast, August boasts a much warmer climate, with temperatures ranging from a minimum of 10°C (50°F) to a scorching maximum of 38°C (101°F), and an average of 25°C (77°F). This month experiences significantly higher precipitation at 216 mm over 15 days, along with elevated humidity levels of 83%. For more detailed information about the weather in August, you can visit Dalian weather in August.

The weather in December is significantly colder than in September, with December temperatures ranging from a minimum of -18°C (1°F) to a maximum of 11°C (52°F), averaging around -5°C (23°F). In contrast, September offers a much milder climate with temperatures spanning from 6°C (42°F) to a warm maximum of 31°C (88°F) and an average of 20°C (68°F). Precipitation levels also differ greatly; December experiences minimal rainfall of just 7 mm (0.3 in) over a single day, while September sees a substantial 97 mm (3.8 in) across nine days. Additionally, humidity is higher in September at 72%, compared to December's 52%. For more details, check out Dalian weather in September.

In December, temperatures drop significantly, with a minimum of -18°C (1°F) and an average of -5°C (23°F), while the maximum reaches a milder 11°C (52°F). In contrast, October boasts a much warmer climate, where temperatures range from a low of -2°C (28°F) to a high of 29°C (85°F), with an average of 12°C (53°F). October also experiences considerably higher precipitation, with 50 mm (2.0 in) over 5 days, compared to only 7 mm (0.3 in) in December, which sees precipitation just once. Additionally, the humidity in October is notably higher at 76%, while December's humidity is a lower 52%. For a closer look at October weather patterns, visit Dalian weather in October.

December's weather is markedly colder than that of November, with average temperatures dropping from 3°C (38°F) in November to -5°C (23°F) in December. The minimum temperatures also reflect this stark change, plummeting from -12°C (12°F) in November to -18°C (-1°F) in December. While November saw considerable precipitation with 32 mm (1.3 in) over 4 days, December is relatively dry, receiving only 7 mm (0.3 in) across just 1 day. Humidity levels are also lower in December at 52%, compared to November's 66%. For more details on November's weather, visit Dalian weather in November.

Compare Dalian's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dalian

December in Dalian marks a distinct transition into winter, characterized by lower temperatures and a noticeable dip in precipitation compared to other months. While the city experiences a chill with an average temperature of around -5°C, the skies often remain clear, with only a hint of rain on a single day throughout the month. This reduction in humidity to about 52% adds a crispness to the air, making it a frosty yet refreshing time to explore the city. For a deeper understanding of Dalian's climate throughout the year, visit Dalian Climate.