December Weather in Xinjiang, China

Last updated: August 21, 2025

In December, Xinjiang, China, experiences a strikingly cold climate, with temperatures reaching a maximum of 5°C (41°F) and dipping to a chilling minimum of -30°C (-21°F). The average temperature hovers around -13°C (10°F), creating a crisp and frosty atmosphere. Despite the frigid conditions, the region sees minimal precipitation, recording only 3 mm (0.1 in) over zero days of rain, which adds to the dryness, amplified by a notable humidity level of 75%. This unique blend of temperature and humidity shapes December's harsh yet captivating environment in Xinjiang.

December Temperature in Xinjiang

In December, Xinjiang, China, experiences a notable chill, with temperatures reaching as low as -30°C (-21°F), while averaging around -13°C (10°F). This month marks a significant drop as the region transitions deeper into winter, showcasing a stark contrast to the relatively milder autumn months preceding it. Daily highs only flirt with 5°C (41°F), reminding residents that the cold is firmly established. As the year draws to a close, December’s frigid temperatures exemplify the extreme climate variations in Xinjiang, serving as a precursor to the even colder January that follows.

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

The chart illustrates December temperature patterns in Xinjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xinjiang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec9153143556468645539259
Data source: Temperature data for Xinjiang 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 Xinjiang

In December, Xinjiang experiences a notable decline in precipitation, marking a stark contrast to the wetter summer months. With only 3 mm (0.1 in) of rain and no recorded precipitation days, the region shifts into a drier winter phase. This reduction follows a gradual increase from January through July, where rainfall peaks at 114 mm (4.5 in) in the height of summer. The trend highlights how the month's dryness is part of a seasonal cycle, as the area transitions from the lush, moisture-rich conditions of mid-year to the stark, arid environment typical of late fall and winter. As the moisture retreats, December underscores the distinct climatic shifts that characterize Xinjiang's diverse weather patterns.

December Precipitation Trends in Xinjiang

The chart displays monthly precipitation patterns in Xinjiang, 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 Xinjiang, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3618344150114795618123
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Xinjiang

As the year progresses in Xinjiang, China, humidity levels exhibit a notable trend, peaking in the colder months. December sees an increase in humidity to 75%, reflecting the region's winter season. This rise comes after a gradual decline from the lush 82% in January down to a low of 46% in May. Following this dry spell, humidity begins to hover around the 60% mark from late summer through autumn, before making a significant jump back up in December. This pattern highlights a clear cycle, with the dry months giving way to a more humid winter, showcasing how seasonal changes shape the climate in this unique part of China.

December Average Humidity in Xinjiang

This chart illustrates the average monthly humidity levels in Xinjiang, 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 Xinjiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%69%53%59%46%52%59%67%60%64%61%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Xinjiang

As the year wraps up in December, Xinjiang experiences a return to a low UV Index of 2, providing a welcome respite from the extreme levels seen in the summer months. This drop highlights a distinct seasonal trend; following the intensity of months like June through August, when the UV Index peaks at 11 and the burn time shrinks to just 10 minutes, December offers a safer environment for outdoor activities with a generous 45 minutes before sunburn can occur. The transition from a very high April and May, through a high October, down to December's mild exposure underscores the region's dramatic shifts in solar radiation throughout the year. For those navigating the sun in Xinjiang, it's essential to stay informed about these variations. For detailed insights, check out Xinjiang UV Index.

Maximum UV Index Levels in Xinjiang for December

The chart shows the monthly maximum UV Index (UVI) for Xinjiang 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 Xinjiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2469101111118632
Data source: Xinjiang 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 Xinjiang

December in Xinjiang, China, embraces the gentle transition from the shorter winter days towards a promising spring. With 267 hours of sunshine, it stands as a month where daylight begins to linger a little longer, hinting at the brighter days ahead. Interestingly, it mirrors the sunshine hours of November, showcasing a stable level of sunlight despite the descent into winter. As the year unfolds, the trend clearly shows an uptick in sunshine hours as spring approaches, peaking in the vibrant warmth of July with an impressive 351 hours. This consistent increase, followed by a slight dip from late summer to fall, hints at Xinjiang's climatic rhythm, where each season brings its own unique blend of sun-drenched days.

Monthly Sunshine Duration in Xinjiang: December Highlighted

The December sunshine duration represents the total number of hours Xinjiang 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.
JanFebMarAprMayJunJulAugSepOctNovDec221h272h309h313h341h339h351h341h304h286h263h267h
Data source: Xinjiang December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Xinjiang During December

December in Xinjiang, China, is marked by a striking 85% chance of sunny weather, making it one of the sunniest months of the year. Following a gradual increase in sun probability from November’s 77%, the trend reveals a notable rise as winter sets in. This contrasts with the earlier months, where chances of sun fluctuate, peaking in January at 80% but exhibiting a steady decline through spring. As December approaches, however, the weather starts to brighten again, hinting at a likely respite from the colder, cloudier days that typically accompany the winter season in this region. Thus, if you’re planning a visit, you can expect a delightful amount of sunshine as the year comes to a close!

Percentage of Sunny Days in December in Xinjiang

The chart illustrates the percentage of sunny days in Xinjiang 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 Xinjiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec80%70%57%45%53%52%56%55%54%64%77%86%
Data source: Xinjiang December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Xinjiang in December

In December, daylight in Xinjiang, China, settles at 9 hours, mirroring the shorter days of January and November. This seasonal rhythm reflects a gradual decline in daylight hours that begins in late autumn and persists through the winter months, following a peak of 15 hours in June. As the year progresses from spring to summer, Xinjiang basks in increasing sunlight, reaching a blissful zenith in late June, before the days gradually shorten once again. This cyclical dance of daylight encompasses a range of 6 hours from its winter minimum to its summer maximum, creating a remarkable contrast that defines the region's seasonal character.

Average Daylight Hours in Xinjiang for December

The chart illustrates the variation in daylight duration in Xinjiang throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 35m10h 37m11h 56m13h 18m14h 27m15h 2m14h 45m13h 44m12h 26m11h 4m9h 53m9h 16m
Data source: Xinjiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Xinjiang

As December arrives in Xinjiang, the wind whispers tales of the year nearly gone, carrying an average speed of 3.4 m/s (8 mph). This marks a subtle dip from the brisk winds of the preceding months, signaling a shift as temperatures drop and the landscape dons its winter coat. Throughout the year, wind speeds have shown a gentle ebb and flow; with peaks in May at 4.6 m/s (10 mph) as warmer air creates lively gusts, and a notable lull in July and August, where it dips to a calm 2.7 m/s (6 mph). December's winds, while cooler and more temperate than early summer breezes, still carry with them the spirit of Xinjiang's unique climate, inviting residents and visitors alike to embrace the serene beauty of winter.

Average December Wind Speed in Xinjiang

The chart displays monthly wind speed patterns in Xinjiang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.13.93.53.84.63.52.92.73.03.13.73.4 m/s
Data source: Xinjiang December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Xinjiang Compares to Other Months

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

In December, the weather typically features temperatures ranging from a minimum of -30°C (-21°F) to a maximum of 5°C (41°F), with an average of -13°C (10°F) and low humidity at 75%. With no recorded precipitation during the month, December remains dry, creating a cold, crisp atmosphere. Conversely, January experiences even colder conditions, with minimum temperatures dropping to -32°C (-26°F) while the maximum only reaches 4°C (40°F), maintaining an average temperature of -13°C (10°F). The humidity also rises slightly to 82%, but like December, January sees no precipitation. For a more detailed look at the January weather patterns, you can check Xinjiang weather in January.

In December, temperatures can plunge to a minimum of -30°C (-21°F), with an average of -13°C (10°F) and a maximum reaching 5°C (41°F). The month sees little precipitation, only 3 mm (0.1 in) across 0 days, coupled with a relatively high humidity of 75%. In contrast, February experiences slightly milder conditions, with a minimum temperature of -28°C (-17°F), an average of -9°C (15°F), and a maximum of 9°C (49°F). Precipitation increases to 6 mm (0.2 in) over 1 day, and humidity decreases to 69%. For more details, you can check Xinjiang weather in February.

In December, the weather is characterized by bitterly cold temperatures, with minimums dropping to -30°C (-21°F) and average temperatures lingering around -13°C (10°F). Precipitation is minimal, with only 3 mm (0.1 in) recorded over the month and high humidity levels at 75%, contributing to a particularly frigid atmosphere. In contrast, March brings a notable transition, with temperatures rising significantly, as the minimum settles at -17°C (2°F) and average temperatures reaching 0°C (32°F). The maximum can climb to a pleasant 18°C (65°F), accompanied by increased precipitation of 18 mm (0.7 in) over four days and lower humidity at 53%. This shift marks the onset of spring, making March a much more temperate month. For more detailed insights into March weather specifics, you can visit Xinjiang weather in March.

In December, the weather is notably harsh, with temperatures ranging from a chilling minimum of -30°C (-21°F) to an average of -13°C (10°F), peaking at a mere 5°C (41°F). The month features little precipitation, averaging only 3 mm (0.1 in) over zero rainy days, alongside a humidity level of 75%, which adds to the cold and crisp atmosphere. In contrast, April brings a dramatic shift, with temperatures starting at a minimum of -13°C (9°F) and rising to an average of 6°C (44°F), eventually reaching a maximum of 25°C (77°F). This month experiences significantly more precipitation at 34 mm (1.3 in) over five days, and the humidity drops to 59%, creating a more moderate and pleasant environment. For more details, you can check out Xinjiang weather in April.

In December, the weather is characterized by frigid temperatures, with averages around -13°C (10°F) and minimums dropping to a chilling -30°C (-21°F). Precipitation is minimal, with just 3 mm (0.1 in) recorded over the entire month, leading to a relatively dry atmosphere with humidity levels at 75%. In stark contrast, May brings a significant warm-up, featuring average temperatures of 13°C (55°F) and highs reaching up to 29°C (85°F). This month experiences more precipitation, totaling 41 mm (1.6 in) over 5 days, and a drop in humidity to 46%, indicating a more comfortable and vibrant atmosphere. For a closer look at typical conditions during this month, check out Xinjiang weather in May.

The weather in December contrasts sharply with that of June. In December, temperatures plunge to a minimum of -30°C (-21°F) and typically hover around -13°C (10°F), peaking at just 5°C (41°F). The month sees minimal precipitation, with only 3 mm recorded over no rainy days, and humidity remains high at 75%. In contrast, June experiences a much milder climate, with minimum temperatures of 2°C (36°F) and average temperatures reaching 18°C (64°F), culminating in maximums of 30°C (86°F). This month is significantly wetter, with rainfall totaling 50 mm over 8 days, and humidity levels are lower at 52%. For those interested in more details, check out the Xinjiang weather in June.

In December, the weather is characterized by bitterly cold temperatures, with an average low of -30°C (-21°F) and a max of only 5°C (41°F), resulting in a chilling overall climate. With minimal precipitation of just 3 mm (0.1 in) and an average humidity of 75%, December is mostly dry yet quite frigid.

In stark contrast, July experiences a much warmer environment, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 31°C (88°F) and an average of 20°C (68°F). July is also significantly wetter, receiving 114 mm (4.5 in) of precipitation over about 14 days, accompanied by lower humidity levels of 59%. For a more detailed look at July weather, you can check Xinjiang weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures plunge as low as -30°C (-21°F), with an average of -13°C (10°F) and a maximum reaching just 5°C (41°F). The month is quite dry with negligible precipitation of only 3 mm (0.1 in) over no days, while the humidity is relatively high at 75%. In sharp contrast, August brings a milder climate, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F) and an average of 18°C (64°F). The month sees considerable rainfall, totaling 79 mm (3.1 in) spread over 12 days, along with slightly lower humidity at 67%. This notable variation in weather highlights the seasonal extremes typical in regions like Xinjiang. For more details, you can check Xinjiang weather in August.

December and September weather in Xinjiang present a stark contrast. In December, temperatures plummet with a minimum of -30°C (-21°F) and an average of -13°C (10°F), while the maximum barely reaches 5°C (41°F). The month is notably dry, receiving only 3 mm of precipitation and, remarkably, experiencing 0 days of rain, alongside a high humidity of 75%. In contrast, September offers a much milder climate, with temperatures ranging from a minimum of -3°C (27°F) to a comfortable average of 13°C (56°F) and a maximum of 25°C (77°F). This month is significantly wetter, seeing about 56 mm of rainfall over 8 days, and lower humidity at 60%. For more details on September's weather, check out Xinjiang weather in September.

The weather in December is considerably harsher compared to October, with December temperatures plunging to a minimum of -30°C (-21°F) and averaging -13°C (10°F). In contrast, October sees more moderate temperatures, ranging from a minimum of -10°C (15°F) to a maximum of 21°C (69°F), with an average of 4°C (39°F). Additionally, October experiences significantly more precipitation, totaling 18 mm (0.7 in) over three days, while December remains dry with 3 mm (0.1 in) of precipitation over zero days. Humidity levels are also higher in December at 75%, compared to 64% in October. For more details, check out Xinjiang weather in October.

December weather is significantly colder than November, with average temperatures dropping from -4°C (25°F) in November to -13°C (10°F) in December. The minimum temperatures plunge further, reaching a frigid -30°C (-21°F) in December compared to a milder -19°C (-3°F) in November. Additionally, December experiences almost no precipitation, totaling just 3 mm over 0 days, whereas November sees more moisture with 12 mm over 2 days. Humidity also increases slightly in December to 75%, compared to 61% in November. For more details on November's weather, you can check Xinjiang weather in November.

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Conclusion: What to Expect From December Weather in Xinjiang

As winter settles in, December in Xinjiang brings a stark contrast to the milder months that precede it. With temperatures plunging significantly, residents and visitors alike experience an average chill that can dip dangerously low, showcasing the region's harsh winter climate. Unlike other months, December sees extremely low humidity levels combined with minimal precipitation, making it one of the driest times of the year. This month sets the stage for the frosty, tranquil landscapes that define Xinjiang's winter charm. If you're curious about the broader climate patterns of the region, explore more at Xinjiang Climate.