January Weather in Chengdu, China

Last updated: August 21, 2025

In January, Chengdu, China experiences a typical winter climate characterized by a maximum temperature of 16°C (62°F) and an average of 7°C (44°F). The minimum temperature can dip to a chilly -4°C (25°F), making warm clothing essential for outdoor activities. Despite this cool weather, the city encounters minimal precipitation, with only 5 mm (0.2 in) of rain expected over approximately one day, and a high humidity level of 90% adds to the brisk atmosphere. Whether you're exploring the vibrant streets or savoring local delicacies, January in Chengdu offers a uniquely refreshing experience.

January Temperature in Chengdu

In January, Chengdu, China experiences a transitional chill, with temperatures ranging from a brisk -4°C (25°F) at night to a comfortable 16°C (62°F) during the day, averaging around 7°C (44°F). This month marks the coldest point before the weather begins to warm up in February, where minimum temperatures rise to -1°C (31°F) and maximums leap to 24°C (76°F). Throughout the winter months, one can expect consistent low temperatures, gradually increasing as spring approaches. By March, the promise of milder days becomes evident, with averages climbing to 15°C (59°F), signaling the end of the cold cycle. This progression showcases Chengdu's dynamic climate as it shifts smoothly from the briskness of winter into the more temperate and vibrant seasons ahead.

January Weather in Chengdu: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Chengdu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengdu, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec444858667278808072635545
Data source: Temperature data for Chengdu generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Chengdu

In January, Chengdu experiences minimal rainfall, with only 5 mm (0.2 in) of precipitation recorded over just one day. This dry start to the year contrasts sharply with the wetter months that follow, particularly from June through August, where deluges peak at a staggering 409 mm (16.1 in). As spring advances, rainfall steadily increases, setting the stage for the monsoon season that dramatically alters the climatic landscape. With precipitation rising sharply in July and August, the city contends with the lush yet demanding rains that characterize this period, making January's calm respite feel all the more fleeting. Overall, this pattern illustrates a transition from a dry winter to a vibrant, water-rich summer, marking the rhythm of Chengdu's climate.

January Precipitation Trends in Chengdu

The chart displays monthly precipitation patterns in Chengdu, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Chengdu, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec51023587489313409118571511
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Chengdu

In January, Chengdu experiences a significant level of humidity, averaging around 90%, which establishes a trend of high moisture levels during the winter months. This slightly dips to 89% in March, before witnessing a gradual decrease to 85% in April, offering some relief as spring approaches. However, as the year progresses into the warmer months, humidity levels begin to climb again, peaking at 92% from August through November. The data suggests a consistent pattern of high humidity throughout the year, with the late summer and fall months being particularly damp. Even as December rolls in, humidity remains elevated at 90%, maintaining the city's characteristic moist environment. Overall, Chengdu is marked by a remarkably humid climate, inviting a lush landscape while demanding adaptability from its residents.

January Average Humidity in Chengdu

This chart illustrates the average monthly humidity levels in Chengdu, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Chengdu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%90%86%87%88%89%92%92%92%92%90%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Chengdu

In January, Chengdu's UV Index reaches a moderate level of 5, suggesting that while the sun isn't at its strongest, it’s still wise to be cautious with 30 minutes of sun exposure recommended before risking a burn. As the months progress, there’s a noticeable trend towards increased intensity; the UV Index peaks in May and June, hitting extreme levels of 12 and 11 respectively, with burn times shrinking to just 10 minutes. This rise continues into the summer months, with values remaining high through August before gradually declining in the fall. By December, the UV Index drops to 4, indicating a return to moderate exposure. To learn more about the UV Index throughout the year, visit Chengdu UV Index.

Maximum UV Index Levels in Chengdu for January

The chart shows the monthly maximum UV Index (UVI) for Chengdu in January, 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 January, the maximum UV index in Chengdu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101211111011864
Data source: Chengdu January 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.

January Sunshine in Chengdu

January in Chengdu, China, welcomes the year with 188 hours of sunshine, a modest start compared to the sun-drenched months that follow. As the city transitions into February and March, sunshine steadily increases to 225 hours, marking a gradual but noticeable shift towards brighter days. The trend continues through April, where 236 hours of sunlight hints at the impending warmth of spring. Moving into late spring and early summer, May claims the crown with 261 hours of dazzling sunshine, paving the way for a glorious July and August, which bask in 285 and 290 hours, respectively. However, as autumn approaches, the golden hours begin to dwindle; September sees 214 hours, and by October, the total drops to 165 hours. November and December experience slight rebounds with 197 and 209 hours of sunlight, offering a gentle farewell to the year. Overall, the monthly progression of sunshine in Chengdu reflects a vibrant tapestry of seasonal change, inviting residents and visitors alike to soak in the sunshine while it lasts.

Monthly Sunshine Duration in Chengdu: January Highlighted

The January sunshine duration represents the total number of hours Chengdu experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec188h225h225h236h261h251h285h290h214h165h197h209h
Data source: Chengdu January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chengdu During January

In January, Chengdu, China enjoys a notable 44% chance of sunny weather, making it one of the brighter months of the year. As we move into February, this likelihood dips slightly to 37%, but remains above the average for the following months, where the chance of sunshine significantly decreases, particularly in April and May, falling to 19% and 13%, respectively. The trend continues into the summer months, with July and August offering a mixed bag at 26% and 18%. Notably, the likelihood of sunny days experiences a brief resurgence in the latter part of the year, peaking again in November at 36%, before tapering off in December to 40%. Overall, January stands out as a relatively promising month for those hoping to bask in the sun in Chengdu.

Percentage of Sunny Days in January in Chengdu

The chart illustrates the percentage of sunny days in Chengdu throughout the year, with January 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 Chengdu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%37%26%19%13%14%26%18%27%14%36%40%
Data source: Chengdu January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chengdu in January

In Chengdu, China, January marks the beginning of the year with approximately 10 hours of daylight, setting a gentle tone for the cold winter months. As February rolls in, there’s a slight increase to 11 hours, hinting at the gradual approach of spring. This trend of lengthening daylight continues through March and April, reaching 12 hours as nature awakens. The peak of sunlight occurs in June with an impressive 14 hours, showcasing the vibrant energy of summer. However, as summer fades into the autumn months, daylight begins to wane, returning to 12 hours in September and dropping back to 10 hours by November and December. This cyclical pattern not only highlights the changing seasons but also invites residents and visitors to savor each moment under the sun's nurturing glow.

Average Daylight Hours in Chengdu for January

The chart illustrates the variation in daylight duration in Chengdu throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 23m11h 4m11h 59m12h 55m13h 42m14h 5m13h 53m13h 12m12h 19m11h 23m10h 35m10h 10m
Data source: Chengdu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Chengdu

In Chengdu, January showcases a gentle breeze with an average wind speed of 1.9 m/s (approximately 4 mph), setting the tone for the winter months. This relatively consistent wind speed mirrors that of March, suggesting a stable atmospheric pattern during this time of year. Moving into February and April, the wind remains similarly calm at 1.8 m/s, maintaining a tranquil environment that complements the city’s serene landscape. As January transitions into spring, we observe a slight uptick in wind intensity, peaking at 2.0 m/s in September, while the summer months witness a gradual decline. By year’s end, wind speeds dip to their lowest in November at 1.5 m/s, indicating a seasonal shift towards calmer, more tranquil days. Overall, Chengdu's wind patterns reflect a steady rhythm, with subtle variations that add to the charm of its winter and beyond.

Average January Wind Speed in Chengdu

The chart displays monthly wind speed patterns in Chengdu, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.9 m/s1.81.91.81.81.71.61.82.01.61.51.7
Data source: Chengdu January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Chengdu Compares to Other Months

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

January and February display distinct differences in weather patterns. In January, temperatures range from a chilly minimum of -4°C (25°F) to a mild maximum of 16°C (62°F), averaging around 7°C (44°F). The month experiences minimal precipitation of just 5 mm (0.2 in) over only 1 day, with humidity levels at 90%. In contrast, February sees slightly warmer temperatures, with a minimum of -1°C (31°F) and a higher maximum of 24°C (76°F), bringing the average up to 9°C (48°F). Precipitation increases to 10 mm (0.4 in) over 2 days, and humidity rises slightly to 92%. For more detailed information, visit Chengdu weather in February.

January weather in Chengdu is quite cool, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 16°C (62°F). The month sees minimal precipitation, averaging only 5 mm (0.2 in) over a single day, while humidity remains high at 90%. In contrast, March marks a significant transition, with milder temperatures ranging from 4°C (40°F) at night to a warm maximum of 30°C (86°F) during the day. Precipitation also increases in March, totaling 23 mm (0.9 in) spread over six days, while humidity slightly decreases to 89%. This shift reflects the arrival of spring, making March a much warmer and wetter month compared to the chill of January. For more details, check Chengdu weather in March.

January and April present contrasting weather conditions. In January, typical temperatures range from a chilly minimum of -4°C (25°F) to a milder maximum of 16°C (62°F), with an average temperature of around 7°C (44°F). The month sees minimal precipitation, averaging just 5 mm (0.2 in) over only one day, while humidity remains high at 90%. In stark contrast, April boasts a much warmer climate, with temperatures fluctuating between a minimum of 9°C (49°F) and a scorching maximum of 36°C (98°F), averaging 19°C (66°F). This month experiences significantly more rainfall, totaling 58 mm (2.3 in) across approximately ten days, and the humidity is relatively lower at 85%. For more details on April weather, visit Chengdu weather in April.

In January, the weather tends to be quite cold, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 16°C (62°F) and an average of 7°C (44°F). The month experiences minimal precipitation, with only about 5 mm (0.2 in) falling over just one day, while humidity levels remain high at around 90%.

In stark contrast, May brings significantly warmer conditions, with temperatures ranging from a minimum of 12°C (54°F) to a scorching maximum of 38°C (100°F) and an average of 22°C (73°F). However, the month also sees an increase in rainfall, accumulating to approximately 74 mm (2.9 in) over 11 days, and humidity is slightly lower at 87%. For more detailed insights on the weather patterns, check out Chengdu weather in May.

In January, the weather in Chengdu is characterized by cool temperatures, with a minimum of -4°C (25°F) and an average of 7°C (44°F), peaking at a maximum of 16°C (62°F). This month typically receives minimal precipitation, averaging only 5 mm (0.2 in) over just one day, but the humidity remains high at 90%. In contrast, June experiences a significant warming trend, with temperatures ranging from a minimum of 17°C (63°F) to a scorching maximum of 36°C (97°F), averaging around 25°C (78°F). During this month, precipitation increases substantially, totaling 89 mm (3.5 in) over approximately nine days, while the humidity stays relatively high at 88%. For more detailed insights about the weather, you can visit Chengdu weather in June.

January and July exhibit vastly different weather patterns. In January, temperatures range from a chilly -4°C (25°F) at night to a mild 16°C (62°F) during the day, with minimal precipitation of just 5 mm (0.2 in) over a single day, and high humidity at 90%. In stark contrast, July experiences much warmer temperatures, with nighttime lows of 19°C (66°F) and daytime highs soaring to 37°C (98°F). This month is also marked by heavy rainfall, receiving 312 mm (12.3 in) over 22 days, while maintaining a similarly high humidity level of 89%. For more detailed information, you can check Chengdu weather in July.

January in Chengdu presents a stark contrast to August, with significantly cooler temperatures ranging from a minimum of -4°C (25°F) to a maximum of 16°C (62°F). The average temperature is a mild 7°C (44°F), accompanied by low precipitation of just 5 mm (0.2 in) over the course of only one day, resulting in high humidity at 90%. In sharp contrast, August experiences much warmer conditions, with temperatures soaring from a minimum of 18°C (64°F) to a blistering maximum of 40°C (104°F) and an average of 27°C (80°F). Additionally, August is marked by heavy rainfall, accumulating 409 mm (16.1 in) over 21 days, while humidity remains high at 92%. For more detailed insights about the weather in August, visit Chengdu weather in August.

January and September display strikingly different weather patterns. In January, temperatures range from a chilly -4°C (25°F) to a mild maximum of 16°C (62°F), with low precipitation of only 5 mm (0.2 in) and a single day of rain, accompanied by high humidity at 90%. In contrast, September experiences a warmer climate, with temperatures ranging from a minimum of 14°C (57°F) to a scorching maximum of 35°C (95°F). The month is also characterized by significantly higher rainfall, totaling 118 mm (4.6 in) over 14 days, while humidity remains similarly high at 92%. For more detailed information on the weather during this month, check out Chengdu weather in September.

January in Chengdu features significantly cooler temperatures, with a minimum of -4°C and an average of 7°C, compared to the milder October weather, where temperatures range from a minimum of 10°C and an average of 17°C. While January experiences only 5 mm of precipitation over just 1 day, October sees a considerable increase in rainfall, totaling 57 mm across about 10 days. Despite January being cooler, October has higher humidity levels, at 92% compared to January's 90%. For more details on the October climate, check out Chengdu weather in October.

January and November present distinct weather patterns. In January, temperatures range from a chilly -4°C (25°F) to a pleasant 16°C (62°F), with an average of 7°C (44°F). This month experiences minimal precipitation, with only 5 mm (0.2 in) over just one day, leading to a relatively dry atmosphere, complemented by high humidity levels of 90%.

In contrast, November is significantly milder, with temperatures varying from a low of 3°C (38°F) to a warm high of 24°C (75°F), averaging around 13°C (55°F). This month sees increased precipitation, accumulating 15 mm (0.6 in) over four days, and a slightly higher humidity of 92%. For more detailed insights, you can find additional information about Chengdu weather in November.

In comparing the weather of January and December, we see some notable similarities and differences. January has a minimum temperature of -4°C (25°F) compared to December's -2°C (29°F), making it slightly colder at the start of the year. Both months feature similar average temperatures of around 7°C (44°F), but December edges out January with a maximum temperature of 17°C (63°F) versus January's 16°C (62°F). Precipitation is also higher in December, with 11 mm (0.4 in) over three days, compared to January’s 5 mm (0.2 in) over just one day. Notably, humidity levels remain constant at 90% for both months, creating a consistently damp atmosphere. For more details, check out Chengdu weather in December.

Compare Chengdu's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Chengdu

January in Chengdu showcases a milder climate compared to the sweltering summers, characterized by average temperatures around 7°C and maximums peaking at 16°C, offering a refreshing respite. With only about 5 mm of precipitation over a single day, it stands out as one of the driest months, making it perfect for exploring the city's vibrant culture without the interruptions of heavy rain. Additionally, the high humidity at 90% adds a crisp, cool feeling, distinguishing January from the more temperate and humid months that follow. For a deeper dive into Chengdu's weather patterns throughout the year, check out Chengdu Climate.