Lai Châu Climate

Last updated: January 18, 2025

Lai Châu, located in the northern region of Vietnam, exhibits a diverse climate categorized under the Köppen-Geiger system as Cwa and Cfa. This temperate zone experiences a distinct range of temperatures, with a chilly minimum of 1°C (34°F) in December, reflecting the cooler months. As the seasons progress, the average temperature hovers around a comfortable 20°C (68°F), appealing to those who favor milder weather. Notably, the warmest peak occurs in May, where temperatures can soar to a maximum of 36°C (97°F), underscoring the region's capacity for significant climatic variation throughout the year.

Lai Châu temperature by month

Lai Châu, Vietnam, experiences pronounced seasonal temperature patterns throughout the year, characterized by a gradual shift from cooler to warmer months. In the winter months of December and January, temperatures can drop to a minimum of 1°C (34°F) and 2°C (35°F), with averages around 14°C (58°F), marking the coldest periods. As February and March arrive, a steady warming trend begins, with average temperatures climbing to 19°C (66°F) in March and maximums reaching 33°C (91°F). The peak warmth occurs in May, where temperatures soar to a maximum of 36°C (97°F), signaling the transition to summer. From June through August, Lai Châu experiences relatively stable temperatures, with averages around 24°C (75°F) and consistent max values close to 33°C (92°F). As autumn approaches, temperatures gradually cool, reflecting an average of 23°C (74°F) in September and declining further to around 14°C (58°F) by December, creating a harmonious cycle of climatic change that defines Lai Châu's seasonal landscape.

Monthly Temperatures in Lai Châu, Vietnam

The chart illustrates Lai Châu'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.
JanFebMarAprMayJunJulAugSepOctNovDec585966697475757574696458
Data source: Lai Châu 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.

Than Uyen experiences a minimum temperature of 2°C (35°F) in January and a maximum of 34°C (93°F) in May, while Tam Duong shares similar temperature patterns with a minimum of 2°C (35°F) in January and a maximum of 34°C (93°F) in May as well. In comparison, Lai Chau records a minimum of 2°C (36°F) in December and peaks at 34°C (94°F) in May. For more details, you can check the monthly temperatures in Than Uyen, Tam Duong, and Lai Chau through their respective links: monthly temperatures in Than Uyen, monthly temperatures in Tam Duong, and monthly temperatures in Lai Chau.

Precipitation Patterns in Lai Châu

Lai Châu, Vietnam, showcases a distinct precipitation pattern characterized by a marked wet season from June to August. During this period, rainfall peaks dramatically, with August recording the highest average precipitation of 449 mm (17.7 in), occurring over 29 days. June and July also experience significant rainfall, with averages of 364 mm (14.3 in) and 395 mm (15.6 in), respectively. This substantial rainfall is pivotal for the region's agriculture, as it replenishes water resources and supports the lush greenery typical of Lai Châu's landscape.

In contrast, the winter months witness a considerable decline in precipitation, with January receiving 81 mm (3.2 in) and December slightly lower at 59 mm (2.3 in). These months see fewer rainy days, with January averaging 10 days and December just 7 days of precipitation. The transitional months of February and March experience moderate rainfall, with averages of 71 mm (2.8 in) and 137 mm (5.4 in), respectively. Overall, the annual precipitation distribution underscores Lai Châu's reliance on monsoonal influences, which significantly impacts its ecosystems and agrarian practices.

Monthly Average Precipitation in Lai Châu, Vietnam

The average monthly precipitation in Lai Châu, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec81711372051723643954492201576059
Data source: Lai Châu precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Sunshine Duration in Lai Châu

In Lai Châu, Vietnam, sunshine duration exhibits a clear seasonal trend, with a marked increase in hours as the year progresses from winter to summer. Beginning with 186 hours in January, the region experiences a gradual rise in sunlight, reaching 283 hours by March. April maintains a robust figure of 264 hours, while May claims the title of the sunniest month with an impressive 314 hours. This peak reflects not just the increasing warmth but also sets a vibrant backdrop for the flourishing landscapes typical of the late spring.

As summer transitions to autumn, sunlight hours remain relatively stable, with June, July, and August all contributing about 270 hours of sunshine, ensuring ample light despite the monsoon season's rain. Moving into September, a slight uptick to 289 hours suggests a continuation of favorable conditions before daylight hours begin to wane. By November, sunshine drops to 245 hours, indicating the onset of winter with decreased solar influence. This cyclical pattern highlights Lai Châu's climate dynamics, where increased sunshine in the summer supports agricultural activities, while the shorter days in winter bring a needed pause to the growing season.

Monthly Sunshine in Lai Châu, Vietnam

Monthly sunshine duration represents the total hours of direct sunlight Lai Châu receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec186h237h283h264h314h273h269h270h289h272h245h256h
Data source: Lai Châu sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Lai Châu UV Index Trends

The UV Index in Lai Châu, Vietnam, presents a notable seasonal pattern, characterized by very high to extreme levels throughout the year. Beginning in January, the UV Index starts at 8, categorized as very high, allowing for a burn time of just 15 minutes. As February approaches, the intensity escalates to 10, maintaining the very high classification. The months of March and April see the Index jump to 13, categorized as extreme, reducing the burn time to only 10 minutes, which serves as a critical reminder for residents and visitors to take sun protection seriously as they engage in outdoor activities.

The peak UV Index is recorded during the summer months of May and July, reaching a staggering 15, also classified as extreme. During this period, even a brief ten-minute exposure can result in skin damage, emphasizing the need for protective measures. The Index slightly declines in August to 14, and again in October to 12, before returning to very high levels of 9 in November and 8 in December. This yearly trend underscores the importance of being UV-aware, particularly during the summer months when sun protection is essential for health and wellness in Lai Châu’s sunny climate.

Monthly Maximum UV Index for Lai Châu, Vietnam

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Lai Châu. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec810131315141514141298
Data source: Lai Châu 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 Lai Châu

In Lai Châu, Vietnam, daylight duration reflects a clear seasonal cycle, starting from shorter days in winter to longer days during the summer months. January begins with approximately 10 hours of daylight, gradually increasing to 11 hours in February, and reaching 12 hours in March and April. This gradual increase signals the transition into spring, where the landscape begins to awaken, and outdoor activities become increasingly enjoyable under the sun's light.

As the summer solstice approaches, daylight extends to a peak of 13 hours from May through July, providing ample time for agricultural practices and recreation. Following this period, daylight begins to wane slightly, returning to 12 hours in August and September. By October and November, daylight reduces to 11 hours before returning to 10 hours in December, completing the cycle. This consistent ebb and flow of sunlight not only influences daily life in Lai Châu but also plays a significant role in the region's agricultural calendar and overall well-being.

Average Monthly Daylight Hours in Lai Châu, Vietnam

This chart shows the total daylight hours Lai Châu receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec655h683h721h759h791h807h799h771h734h696h663h646h
Data source: Lai Châu daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Lai Châu's Popular Destinations

Lai Chau, Vietnam experiences a diverse climate characterized by a range of temperatures throughout the year, with January temperatures dipping as low as 2°C (37°F) and peaking at 34°C (94°F) in May. The region sees significant rainfall, particularly in the wet months of June (311 mm) and August (408 mm), while enjoying abundant sunshine, with May receiving the highest at 315 hours. The weather patterns are influenced by the distinct seasons, making it crucial for visitors to plan accordingly. For more detailed information, visit Lai Chau climate.

Phong Tho, Vietnam, experiences a temperate climate with a notable range of temperatures throughout the year. Average monthly temperatures vary from a minimum of 1°C (34°F) in December to a maximum of 33°C (92°F) in May. The region sees significant precipitation, with July and August receiving the most, at approximately 393 mm and 432 mm, respectively. Sunshine hours peak in May with 314 hours, offering a balance of sun and rain during the growing season. For more detailed climate insights, visit Phong Tho climate.

Tam Duong, Vietnam experiences a diverse climate throughout the year, characterized by cool to warm temperatures ranging from a minimum of 2°C (35°F) in January to a maximum of 34°C (93°F) in May. The area receives significant rainfall, especially from June to August, with precipitation peaking at 455 mm (17.9 in) in August. Sunshine hours are abundant, particularly in May with 315 hours, providing a bright contrast to the significant rainy season. Overall, Tam Duong's climate is marked by a combination of warm summers and cool winters, making it a unique destination. For more details, visit Tam Duong climate.

Than Uyen, Vietnam experiences a diverse climate with temperatures ranging from a minimum of 2°C (35°F) in January to a maximum of 34°C (93°F) in May. The region sees significant rainfall, particularly in July and August, with peaks of 328 mm and 411 mm, respectively. Sunshine hours are abundant, with May being the sunniest month at 311 hours. Overall, the climate is characterized by warm summers and a distinct wet season, making it both vibrant and lush. For more detailed information, visit Than Uyen climate.

The climate in Thi Tran Muong Te, Vietnam, showcases a diverse range of temperatures and precipitation throughout the year. Winter months (December to February) are characterized by chilly mornings with temperatures dropping to around 1°C (34°F) in December, while summer sees averages peak at 34°C (93°F) in April and May. Notably, the region experiences heavy rainfall from June to August, with June receiving the highest average precipitation at 543 mm (21.4 in). Sunshine is abundant, particularly in May, with sunny days accumulating approximately 314 hours. For more detailed information, visit Thi Tran Muong Te climate.

The climate in Thi Tran Sin Ho, Vietnam, exhibits a distinct wet and dry season, with temperatures ranging from a minimum of 2°C (36°F) in December to a maximum of 36°C (97°F) in May. The region receives the most rainfall during the summer months, particularly in July and August, with precipitation peaking at 463 mm (18.2 in) in August. Despite the heavy rainfall, there are significant sunshine hours, especially in May, which records 314 hours. Overall, the combination of moderate temperatures and high humidity creates a unique climate pattern year-round. For more details, see Thi Tran Sin Ho climate.

Conclusion

In summary, the climatic conditions of Lai Châu, Vietnam, present a rich tapestry of temperature, precipitation, sunshine duration, UV Index, and daylight hours that collectively shape the region's unique environment. With distinct seasonal variations, residents and visitors experience both the intense warmth of summer and the cooler embrace of winter, alongside varying rainfall patterns that support lush agricultural landscapes. The notable fluctuations in sunshine and UV exposure underline the necessity for sun safety, particularly during the peak months. Understanding these climatic dynamics is essential for effective planning in agriculture, tourism, and daily life, allowing individuals to harmonize their activities with the timely rhythms of nature in Lai Châu.

Discover the Climate of Lai Châu's Places

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