Heilongjiang Climate

Last updated: January 18, 2025

Heilongjiang, located in northeastern China, exhibits a diverse range of climate characteristics classified under multiple Köppen-Geiger climate classes, including Dwa, Dwb, Dwc, Dfc, BWk, Dfa, and BSk. The region experiences extreme temperature fluctuations, with minimum records plunging to -45°C (-49°F) in February, contrasting sharply with sweltering summer highs reaching up to 45°C (113°F) in July. The average annual temperature hovers around 4°C (40°F), reflecting the area's unique climatic complexity and significant seasonal variability.

Heilongjiang temperature by month

In Heilongjiang, China, temperature patterns reveal a distinct seasonal rhythm characterized by harsh winters and warm summers. The year begins with frigid temperatures in January, where average lows plummet to -18°C (0°F) and can drop to -43°C (-46°F). February witnesses a slight warming trend, yet it remains severe, with averages rising to -14°C (8°F). As spring arrives, March brings a significant transition, with temperatures shifting towards the positive, averaging about -3°C (28°F) while maximums can reach 28°C (83°F). By April, temperatures further increase, marking the advent of warmer weather with averages hitting 7°C (45°F) and peaks of 36°C (98°F). The summer months, particularly June and July, are marked by intense heat, with average temperatures soaring to 19°C (67°F) and 23°C (74°F) respectively, and maximums soaring up to 45°C (113°F). As autumn sets in, temperatures gradually decline, with October showcasing averages of 6°C (43°F) and November plunging again to -5°C (23°F). December brings the year full circle, once again plunging into extreme cold, averaging -16°C (4°F) amidst the harsh climate typical of this northern region.

Monthly Temperatures in Heilongjiang, China

The chart illustrates Heilongjiang's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec-072745586674695943233
Data source: Heilongjiang temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

In January, Songjiang experiences a minimum temperature of -34°C (-30°F) and reaches a maximum of 34°C (94°F) in June, while Xi'an has slightly milder conditions with a low of -30°C (-22°F) in January and highs of 35°C (96°F) in August. Hainan experiences more extreme cold, recording a minimum of -38°C (-36°F) in January, though it reaches the highest summer maximum of 36°C (97°F) in June. For more details, visit monthly temperatures in Songjiang, monthly temperatures in Xi'an, and monthly temperatures in Hainan.

Precipitation Patterns in Heilongjiang

Heilongjiang, China, experiences a distinct seasonal pattern in precipitation, with values peaking during the summer months. January and February remain notably dry, receiving just 5 mm (0.2 in) and 7 mm (0.3 in) of precipitation respectively, often falling within a single rainy day. As the region transitions into spring, March and April show an increase in rainfall, culminating in 17 mm (0.7 in) and 31 mm (1.2 in), while also extending the number of rainy days to approximately 3 and 5. The gradual warming of late spring signals the onset of more substantial rain, with May reaching 66 mm (2.6 in) over 9 days.

Summer is the wettest season in Heilongjiang, characterized by heightened precipitation reaching its zenith in August with an impressive 168 mm (6.6 in) accumulated across 15 days. July and June also exhibit significant rainfall, with 132 mm (5.2 in) and 108 mm (4.3 in), respectively. As autumn approaches, a noticeable decline in precipitation occurs, particularly in October and November, which receive 26 mm (1.0 in) and 25 mm (1.0 in) while rain becomes less frequent with only 4 rainy days on average. December experiences a return to minimal precipitation, with just 8 mm (0.3 in) over a single day, wrapping up the year in a dry manner after the moisture-rich summer months.

Monthly Average Precipitation in Heilongjiang, China

The average monthly precipitation in Heilongjiang, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec571731661081321699426258
Data source: Heilongjiang precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Sunshine Duration in Heilongjiang

In Heilongjiang, China, sunshine duration shows a pronounced seasonal trend characterized by a steady increase from winter to summer. January begins the year with 186 hours of sunshine, gradually climbing to 238 hours in February. As spring unfolds, March enjoys 285 hours, and by April, this figure reaches 299 hours. The increase continues into May, where sunshine hours peak at 326 hours, and June demonstrates slight growth with 328 hours. This gradual rise highlights the emerging vitality of spring, setting the stage for the longer days of summer.

Summer shines brightest in Heilongjiang, with July leading the way at 344 hours of sunshine. However, the trend shifts as August marks a drop to 287 hours, signaling the transition toward fall. September follows with 281 hours, further declining in October to 259 hours. As winter approaches, November experiences a notable decrease to 217 hours, while December brings some recovery with 226 hours of sunshine. This annual cycle reflects the region’s strong seasonal contrast, with abundant sunlight in summer giving way to shorter, darker days as winter sets in.

Monthly Sunshine in Heilongjiang, China

Monthly sunshine duration represents the total hours of direct sunlight Heilongjiang receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec186h238h285h299h326h328h344h287h281h259h217h226h
Data source: Heilongjiang sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Heilongjiang UV Index Trends

The UV Index in Heilongjiang, China exhibits significant fluctuations throughout the year, reflecting the region's changing weather patterns and seasonal intensity. Starting in winter, January features a UV Index of 4, categorized as moderate, allowing for a burn time of 30 minutes. As February arrives, the UV exposure heightens to 6, indicating a high risk with a reduced burn time of 25 minutes. However, it is in March that the variable drastically shifts, with a striking rise to 10, labeled as "very high" and necessitating a burn time of only 15 minutes. This escalation continues into April and May, creating a pressing need for sun protection due to extreme UV levels reaching 13 and 16, respectively.

As summer unfolds, the UV Index maintains its elevated status, remaining at 16 in June before slightly tapering to 15 in July and 14 in August, all within the extreme category and demanding the same cautious burn time of 10 minutes. This trend subsides in September, where the index dips to 12 and maintains an extreme classification. The transition into fall sees the UV Index gradually decreasing, with October at 9 (very high) and November and December returning to moderate values of 6 and 4, respectively. This annual pattern emphasizes the critical need for sun safety measures during the summer months while allowing for more relaxed precautions during the winter.

Monthly Maximum UV Index for Heilongjiang, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Heilongjiang. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec4610131616151412964
Data source: Heilongjiang UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

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.

Daylight Hours in Heilongjiang

In Heilongjiang, China, daylight duration showcases a dramatic seasonal variation that reflects the region's latitude and changing climate. January begins the year with a modest 8 hours of daylight, gradually increasing to 10 hours in February. As spring approaches, March sees a further rise to 11 hours, and by April, daylight extends to 13 hours, providing a hint of the lengthening days and increased activity in nature. May reaches a significant milestone with 15 hours of daylight, creating an ideal setting for outdoor pursuits before the summer months begin.

The peak daylight duration occurs during the summer, where June, July, and August maintain a consistent 15 hours of sunlight, allowing for extended outdoor enjoyment and productivity. As summer transitions into fall, daylight gradually wanes, with September offering 12 hours before dropping to 10 hours in October. November sees a further decrease to 9 hours, and by December, daylight returns to 8 hours, bringing the year full circle. This cyclical pattern emphasizes the marked differences between the seasons, underscoring how daylight duration in Heilongjiang directly influences the region’s climatic and ecological dynamics.

Average Monthly Daylight Hours in Heilongjiang, China

This chart shows the total daylight hours Heilongjiang receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec538h616h714h815h901h946h923h847h750h650h562h515h
Data source: Heilongjiang daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Heilongjiang's Popular Destinations

Baiyun, China, experiences a harsh climate characterized by severe winters and mild summers. January and December are particularly cold, with average temperatures dropping as low as -22°C (-7°F), while July can reach a warm average of 21°C (71°F). Precipitation peaks in summer, with July receiving about 175 mm (6.9 in) of rain, ensuring a vibrant green season. Despite the cold months, sunshine is abundant, especially from May to July, with the highest sunshine recorded in July at 349 hours. For more detailed information, visit Baiyun climate.

The climate in Bohai, China, is characterized by cold winters and warm summers. January sees temperatures dropping as low as -32°C (-25°F) and typically maxing out at 2°C (35°F). As summer approaches, July experiences milder conditions with averages around 22°C (72°F) and peaks at 34°C (94°F). Rainfall is heaviest in August with 183 mm (7.2 in), while sunshine hours are abundant in summer, reaching a peak of 339 hours in July. For more detailed information, visit Bohai climate.

Cangshan, China, experiences a harsh climate with winter temperatures plunging as low as -41°C in January and only reaching a maximum of 22°C in April. The summer, however, brings a more temperate climate, with July temperatures averaging 18°C, peaking at 32°C. Precipitation is significant during the warmer months, especially in July and August, with rainfall averaging over 130 mm. Sunshine is abundant, particularly in the summer, reaching up to 350 hours in July. For more details, visit Cangshan climate.

The climate in Chang'an, China, features extreme seasonal variations, with frigid winters showcasing January temperatures plunging as low as -34°C (-30°F) and moderate summers peaking around 34°C (93°F) in July. Precipitation is highest from June to August, particularly in July, which receives 147 mm (5.8 in), while winter months see significantly less rain. Sunshine hours are abundant in summer, reaching a maximum of 332 hours in July, contrasted by fewer hours in the winter months. For more detailed information, visit Chang'an climate.

Changchun, China experiences a continental climate characterized by cold winters and warm summers. January and February are the coldest months, with average temperatures around -20°C (-3°F) and -15°C (5°F), respectively, while July reaches a warm average of 23°C (74°F). Precipitation peaks during the summer, particularly in July and August, receiving 148 mm (5.8 in) and 170 mm (6.7 in) of rain, respectively. Sunshine hours are plentiful, especially in July with 343 hours, providing ample daylight during the warmest period of the year. For more detailed information, visit Changchun climate.

Datong, China, experiences a continental climate with harsh winters and warm summers. January is particularly cold, with average temperatures around -16°C (3°F), while July sees averages of 25°C (78°F) and significant rainfall. Precipitation peaks in summer, notably in July and August, where it can exceed 130 mm. The city enjoys considerable sunshine throughout the year, with the most hours recorded in July (353 hours). For more detailed information, visit Datong climate.

The climate in Dongxing, China, is characterized by extreme cold in winter months, with January averaging -18°C (1°F) and reaching lows of -34°C (-28°F). As spring approaches, temperatures gradually increase, peaking at 35°C (96°F) in July. The region experiences significant rainfall during the summer, particularly in July and August, receiving 139 mm (5.5 in) and 149 mm (5.9 in), respectively. Sunshine hours are abundant in the summer, with July enjoying 347 hours of sun, while winter months see fewer sunny days. For more details, visit Dongxing climate.

Guangdongdi, China experiences a notable seasonal temperature variation, with January’s minimum plunging to -34°C (-29°F) and July peaking at a maximum of 43°C (109°F). Precipitation levels are generally low, with the wettest months being April and May, recording 31 mm and 33 mm respectively. The region enjoys a good amount of sunshine, particularly in summer, with July having up to 399 hours of sunlight. Overall, the climate can be characterized as harshly cold in winter and hot during the summer months. For more detailed information, visit Guangdongdi climate.

Guanghou, China experiences a continental climate with cold winters and warm summers. January temperatures can drop to a minimum of -30°C (-22°F) and reach a maximum of 0°C (33°F), while July sees much warmer conditions, with averages around 25°C (77°F) and peaks of 37°C (98°F). Precipitation is highest in summer, particularly in July, which receives about 146 mm (5.7 in), while winter months are relatively dry. Sunshine hours are abundant, peaking at 350 hours in July, indicating a generally bright summer season. For more details, visit Guanghou climate.

Hainan, China, experiences a varied climate characterized by cold winters and warm summers. January temperatures can drop to -38°C (-36°F), but by June, highs reach up to 36°C (97°F). The region sees significant rainfall from May to August, with July averaging 175 mm (6.9 in) of precipitation, while sunshine hours peak during these summer months. Notably, March boasts the highest average temperature of 26°C (63°F) as well as increasing hours of sunlight. For more detailed information, visit Hainan climate.

Harbin, China experiences extreme temperature variations throughout the year, with January and February bringing frigid lows of -37°C (-34°F) and -32°C (-25°F), respectively. Summers peak in July with averages around 25°C (76°F) and significant rainfall, particularly from June to August, where precipitation can reach over 150 mm (6 in). The city enjoys ample sunshine, especially in July with 337 hours, while the winter months see less sunlight, peaking at 292 hours in April. For more detailed information, visit Harbin climate.

Hebei, China experiences a continental climate with significant temperature variations throughout the year. Winter months (December to February) can be harsh, with average lows dropping below -15°C (5°F) and occasional peaks at just a few degrees above freezing. In contrast, summers (June to August) are warm to hot, with average temperatures ranging from 20°C to 23°C (68°F to 73°F). Precipitation is heaviest during the summer months, particularly in August, when it can reach 190 mm (7.5 in). For more detailed information, visit Hebei climate.

Henan, China experiences a diverse climate characterized by harsh winters and hot summers. January temperatures range from a minimum of -38°C to a maximum of -4°C, while July sees averages around 23°C with peaks of 34°C. Precipitation is highest from June to August, with July recording 154 mm, leading to a wet summer season. In contrast, winter months see significantly lower rainfall, averaging just 4 mm in January. For more detailed information, visit Henan climate.

Hengshan, China experiences a diverse climate with cold winters and warm summers. January temperatures can drop as low as -31°C (-24°F), while July can soar up to 34°C (93°F). Precipitation peaks in August with 186 mm (7.3 in), contributing to a humid summer, while winter months remain relatively dry. The region benefits from abundant sunshine, particularly in the summer, with July receiving around 338 hours of sunlight. For more detailed information, visit Hengshan climate.

Huanshan, China experiences a harsh climate with severely cold winters and warm summers. January and February see the coldest temperatures, with averages hitting -19°C (-1°F) and -14°C (6°F), respectively, while July and August reach warm averages of 22°C (73°F) and 20°C (67°F). Precipitation peaks in summer months, especially in June with 146 mm, supporting lush summer landscapes. The region enjoys considerable sunshine, particularly in July with 332 hours. For more details, visit Huanshan climate.

The climate in Huashan, China, exhibits significant seasonal variation, with frigid winters and warm summers. January temperatures range from a stark -36°C (-33°F) to a maximum of only -2°C (29°F), while July sees much milder conditions, with averages around 24°C (75°F). Precipitation peaks in the summer months, particularly in July and August, receiving over 170 mm of rainfall, compared to much drier winter months. Sunshine is abundant, especially in summer, with July enjoying about 335 hours of sunshine. For more details, visit Huashan climate.

Lingshan, China experiences a stark climate with long, harsh winters and mild summers. January sees average temperatures plummet to -19°C (-2°F), while July boasts a warmer average of 24°C (75°F). Precipitation peaks during the summer months, particularly in July and August, with 155 mm (6.1 in) and 185 mm (7.3 in) respectively. Sunshine is abundant in June and July with over 330 hours, contributing to pleasant summer days. For more detailed climate information, visit Lingshan climate.

Longquan, China experiences a harsh continental climate characterized by cold winters and warm summers. January temperatures can plummet to a minimum of -37°C (-34°F), while July sees averages around 24°C (75°F). Precipitation is most abundant in the summer months, particularly in July and August, with July receiving up to 185 mm (7.3 in). The region enjoys significant sunshine hours from March to July, peaking at 326 hours in July. For more detailed information, visit Longquan climate.

Mulan, China, experiences a stark climate characterized by long, harsh winters and brief, warm summers. January sees average temperatures around -18°C (0°F) and minimal precipitation of 7 mm, while July can reach average highs of 24°C (75°F) with substantial rainfall peaking at 148 mm. The region enjoys the most sunshine from June to August, with July providing 331 hours of sun. Understanding this climate is crucial for planning outdoor activities, making resources like Mulan climate invaluable.

Nanshan, China experiences a diverse climate characterized by cold winters and warm summers. January and February see extreme lows, reaching as low as -35°C (-30°F), while July peaks at a comfortable 34°C (94°F). Precipitation is highest in the summer months, especially in August, with 191 mm (7.5 in) of rainfall. The region enjoys significant sunshine, particularly from May to July, totaling over 300 hours each month. For more detailed information, visit Nanshan climate.

Songjiang, China experiences a dramatic range of temperatures throughout the year, with January's lows dipping to -34°C (-30°F) and July's highs reaching 34°C (94°F). Precipitation peaks in the summer months, especially in August with 180 mm (7.1 in), while winter months remain relatively dry. The region enjoys abundant sunshine, particularly in July with 335 hours. For detailed climate information, visit Songjiang climate.

Tianmen, China experiences a harsh continental climate with long, cold winters and warm summers. January is the coldest month, with average temperatures around -17°C (1°F) and minimal precipitation, while July reaches average highs of 24°C (75°F) and significant rainfall. The region sees the most precipitation in August, totaling 209 mm (8.2 in), contributing to a humid summer. Sunshine is abundant in summer, peaking at 328 hours in July, yet winters are considerably sunnier compared to other seasons. For more detailed climate information, visit Tianmen climate.

Wolong, China experiences a diverse climate characterized by cold winters and warm summers. January sees temperatures ranging from -30°C to 1°C, while July peaks at a maximum of 35°C. Precipitation is highest in July and August, reaching up to 181 mm, contributing to a lush summer landscape. The area enjoys ample sunshine, especially in the summer months, with July receiving around 343 hours of sunlight. For more details, visit Wolong climate.

Wuchang, China experiences extreme temperature variations throughout the year, with winter lows plunging to -37°C (-34°F) in January and summer highs reaching up to 34°C (94°F) in July. Precipitation is heaviest during the summer months, particularly in July and August, when it can exceed 199 mm (7.8 in). The region enjoys a considerable amount of sunshine, peaking at 339 hours in July, providing a contrast to its cold winter months. This diverse climate offers unique challenges and opportunities for residents and visitors alike. For more detailed information, visit Wuchang climate.

Wudalianchi, China experiences a harsh climate characterized by cold winters and warm summers. January sees temperatures plummet to a minimum of -40°C (-40°F), while July peaks at a comfortable 34°C (94°F). Precipitation is minimal in winter, with June through August witnessing the highest rainfall, reaching up to 186 mm (7.3 in) in August. Sunshine is abundant, especially in the summer months, peaking at 344 hours in July. For more detailed information, visit Wudalianchi climate.

Xi'an experiences a continental climate with significant seasonal variations. Winter months, particularly January and February, can be extremely cold with temperatures plunging as low as -30°C (-22°F), while summer months from June to August are hot, with highs reaching up to 35°C (95°F). Precipitation is most abundant in July and August, particularly during the monsoon season, while sunshine hours peak in July with 343 hours. For more detailed information, visit Xi'an climate.

Xin'an, China experiences a harsh climate with long, cold winters and warm summers. January temperatures can plunge to a minimum of -30°C (-22°F), while July sees highs around 33°C (93°F). Precipitation varies greatly, peaking in August with 200 mm (7.9 in), and sunshine is abundant in summer months, with July receiving 345 hours of sun. The transitional months of spring and fall showcase a dynamic temperature range, providing a contrast to the extreme winter and summer conditions. For more detailed information, visit Xin'an climate.

Xinjian, China experiences a stark continental climate characterized by harsh winters and warm summers. January temperatures plummet to a minimum of -37°C (-35°F) while maximums reach only -3°C (26°F), with increasing warmth in the summer months peaking at 36°C (98°F) in June. Precipitation is minimal in winter, averaging around 4 mm in January, but rises dramatically to 170 mm (6.7 in) by August. The region enjoys substantial sunshine throughout the year, especially in summer, with July boasting 343 hours of sunshine. For more details, visit Xinjian climate.

Yabuli, China experiences a marked continental climate, characterized by extremely cold winters and warm summers. In January, temperatures can plummet to a minimum of -36°C (-32°F), while July sees a peak of 33°C (91°F). Precipitation varies significantly throughout the year, with the wettest months occurring in late spring and summer, peaking at 203 mm (8.0 in) in August. Sunshine is abundant during the summer months, reaching up to 336 hours in July, contrasting with the shorter days of winter. For more detailed information, visit Yabuli climate.

Yilan, China experiences a diverse climate characterized by severely cold winters and warm summers. January sees average temperatures drop to -17°C (1°F), while July's highs reach up to 35°C (96°F). Precipitation peaks in the summer months, particularly in August with 162 mm (6.4 in), while sunshine hours are abundant in the summer, hitting a maximum of 327 hours in July. For detailed information on the climate patterns throughout the year, you can visit Yilan climate.

Yulin, China experiences a continental climate with sharp temperature variations throughout the year. January is characterized by frigid conditions, with average temperatures around -17°C (1°F) and occasional highs reaching 0°C (32°F). As summer approaches, June and July see warmer temperatures averaging 20°C (69°F) and 25°C (77°F), respectively, alongside increased precipitation, peaking at 164 mm (6.5 in) in August. The region enjoys significant sunshine from March to July, with July boasting the highest at 348 hours. For more detailed information, visit Yulin climate.

Zhaozhou, China, experiences a continental climate characterized by harsh winters and warm summers. January sees temperatures plummet to a minimum of -31°C (-24°F), with an average of -17°C (2°F), while July reaches an average of 25°C (77°F). Precipitation is low in the winter months but peaks during the summer, with July receiving 112 mm (4.4 in) of rainfall. Sunshine is abundant, especially in the summer, with July enjoying up to 350 hours of sunlight. For more detailed information, visit Zhaozhou climate.

Conclusion

In conclusion, Heilongjiang, China, is characterized by its diverse climatic conditions and significant seasonal variations that substantially influence temperature, precipitation, sunshine duration, UV index, and daylight. The sharp temperature fluctuations between frigid winters and scorching summers highlight the region's unique environmental dynamics. Meanwhile, the seasonal trends in precipitation underscore the importance of managing water resources during the summer months. The increasing sunshine duration from winter to summer plays a crucial role in supporting agricultural activities, while the varied UV index emphasizes the necessity for sun protection during peak exposure periods. Overall, understanding these climatic patterns is essential for residents, visitors, and policymakers alike, as they navigate the challenges and opportunities presented by the region’s distinctive climate.

Discover the Climate of Heilongjiang's Places

A B C D E F G H J K L M N O P Q R S T W X Y Z

A

B

C

D

E

F

G

H

J

K

L

M

N

O

P

Q

R

S

T

W

X

Y

Z