December Weather in Luang Namtha, Laos

Last updated: August 21, 2025

December in Luang Namtha, Laos offers a delightful experience as temperatures range from a crisp 3°C (38°F) at night to a warm 29°C (85°F) during the day, averaging around 17°C (63°F). Travelers can anticipate a modest precipitation total of 32 mm (1.2 in) spread over about four days, making this a relatively dry month. The humidity sits comfortably at 64%, enhancing the pleasant coolness of the air. This is an ideal time for outdoor adventures, allowing visitors to explore the breathtaking landscapes and vibrant cultures in refreshing weather.

December Temperature in Luang Namtha

In December, Luang Namtha experiences a noticeable shift in temperatures as the dry season sets in. The minimum temperature dips to a brisk 3°C (38°F), making the nights quite cool, while the average temperature hovers around 17°C (63°F) during the day, providing a comfortable escape from the city’s highs. As the month progresses, the maximum temperature reaches a pleasant 29°C (85°F), allowing for ample opportunities to explore the region's stunning natural landscapes. Compared to November, where temperatures were slightly milder, December brings a refreshing chill, especially in the mornings and evenings. Overall, this month strikes a harmonious balance between cool nights and warm days, enticing visitors to enjoy the outdoor adventures that Luang Namtha has to offer.

December Weather in Luang Namtha: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Luang Namtha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luang Namtha, 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).
JanFebMarAprMayJunJulAugSepOctNovDec636672757879787777746963
Data source: Temperature data for Luang Namtha 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.

December Precipitation in Luang Namtha

In December, Luang Namtha experiences a notable decline in precipitation, with just 32 mm (1.2 in) over the course of 4 days. This decrease marks a significant shift from the wetter months preceding it, as the region transitions from the intense monsoon season characterized by heavy rainfall, particularly from July through August, where over 300 mm was common. By year’s end, December stands out not only for its lower precipitation levels but also for its relatively dry conditions, allowing the lush landscapes to settle and prepare for the cooler, drier months ahead. This trend reflects the region's distinctive climate cycle, portraying the gradual retreat of moisture as the year concludes.

December Precipitation Trends in Luang Namtha

The chart displays monthly precipitation patterns in Luang Namtha, 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 Luang Namtha, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec442222125921812883592001043332
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Luang Namtha

In December, Luang Namtha experiences a moderate humidity level of 64%, a noticeable increase from the drier months of April and March, which see lows of 41% and 48%, respectively. As the year progresses, humidity begins to rise gradually, peaking during the rainy season in July and August with an impressive 92%. This pattern highlights a shift from the cooler months—January and February both remaining steady at 57%—to a more humid environment as the monsoon approaches. Following the peak, humidity begins to taper off in the later months, yet December retains a significant level that contributes to the region's lush, vibrant landscape.

December Average Humidity in Luang Namtha

This chart illustrates the average monthly humidity levels in Luang Namtha, 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 Luang Namtha is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%57%48%41%60%80%92%92%84%71%68%64%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Luang Namtha

In December, Luang Namtha experiences a UV Index of 8, categorized as very high, requiring a burn time of just 15 minutes for unprotected skin. This marks a decrease from the extreme levels recorded in the peak months of the year, where the UV Index reaches as high as 15 in July. Although December's index is lower than the scorching summer months, it still signifies that sun protection remains crucial for residents and visitors alike. As you navigate this beautiful region, it’s essential to stay informed about the UV Index trends throughout the year to ensure a safe and enjoyable outdoor experience. For more details, check the Luang Namtha UV Index.

Maximum UV Index Levels in Luang Namtha for December

The chart shows the monthly maximum UV Index (UVI) for Luang Namtha 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 Luang Namtha typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9101313141415141412108
Data source: Luang Namtha 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 Luang Namtha

In Luang Namtha, Laos, December brings a delightful 294 hours of sunshine, marking a charming conclusion to the year. This month is part of a consistent trend of bright days that peaks in May with an impressive 326 hours. As the months progress from the grey days of January with only 215 hours, we see a gradual increase in sunlight, with March boasting 318 hours. The sunshine remains abundant as we move through to April and June, hovering around the mid-290s. While the summer months of July and August experience a slight dip, the warmth and brightness return in September and October, before December wraps up the year with a satisfying amount of sun. Overall, the trajectory showcases a vibrant tapestry of light, making Luang Namtha an inviting destination for those seeking to soak up the sun.

Monthly Sunshine Duration in Luang Namtha: December Highlighted

The December sunshine duration represents the total number of hours Luang Namtha 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.
JanFebMarAprMayJunJulAugSepOctNovDec215h279h318h290h326h280h254h245h272h282h282h294h
Data source: Luang Namtha December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Luang Namtha During December

December in Luang Namtha, Laos, offers a promising 71% chance of sunny weather, making it one of the more favorable months for sunshine. This uptick follows a slight increase from November’s 37%, reflecting a noticeable trend as the year wraps up. As the dry season begins to take hold, the likelihood of clear skies rises significantly, especially when compared to the rainy months of June through September, which see a steep decline to as low as 11%. With December's inviting sunshine, visitors can expect a delightful experience, perfect for exploring the region’s natural beauty and vibrant culture.

Percentage of Sunny Days in December in Luang Namtha

The chart illustrates the percentage of sunny days in Luang Namtha 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 Luang Namtha experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec64%70%81%43%39%11%15%12%35%33%37%71%
Data source: Luang Namtha December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Luang Namtha in December

As December approaches in Luang Namtha, Laos, the days become noticeably shorter, with daylight lasting only 10 hours. This marks the gradual decline from the 11 hours of light found in January and February, as the region transitions through the year. By March, daylight begins to increase, reaching a peak of 13 hours from May through July, creating vibrant days perfect for exploring the natural beauty of the area. However, as autumn gives way to winter, daylight diminishes again, falling back to 12 hours by August and September, before tapering off to 11 hours in October and November. The cycle illustrates a rhythmic pattern in Luang Namtha, where each month offers a unique balance of light, shaping the experiences of its inhabitants and visitors alike.

Average Daylight Hours in Luang Namtha for December

The chart illustrates the variation in daylight duration in Luang Namtha throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h11h 26m12h 1m12h 37m13h 7m13h 22m13h 14m12h 48m12h 14m11h 38m11h 7m10h 52m
Data source: Luang Namtha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Luang Namtha

As December settles over Luang Namtha, the tranquil environment is complemented by a gentle average wind speed of 1.3 m/s (3 mph). This year's late-fall breezes mirror the calmness of November, where similar conditions prevailed, creating a serene atmosphere ideal for exploring the region's stunning landscapes. Interestingly, the wind picks up slightly in the summer months, with June reaching its peak at 2.0 m/s (4 mph), while the early months of the year experience a gentle lull. This subtle ebb and flow in wind patterns throughout the year reflects the region's diverse climatic nuances, inviting visitors to enjoy the refreshing December air as they immerse themselves in the natural beauty of Laos.

Average December Wind Speed in Luang Namtha

The chart displays monthly wind speed patterns in Luang Namtha, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.51.91.61.82.01.71.71.21.41.31.3 m/s
Data source: Luang Namtha December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Luang Namtha Compares to Other Months

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

December and January in Luang Namtha showcase a mild and pleasant climate, though some key differences emerge between the two months. December sees temperatures ranging from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), with an average of 17°C (63°F), while January slightly raises its minimum temperature to 6°C (44°F) and reaches a maximum of 30°C (86°F), keeping the average at a similar 17°C (64°F). Precipitation also varies, with December experiencing 32 mm (1.2 in) over 4 days, compared to January's 44 mm (1.7 in) over 6 days, indicating a wetter start to the year. Additionally, January experiences slightly lower humidity at 57%, compared to December's 64%. For a detailed look at the January weather, you can visit Luang Namtha weather in January.

In December, temperatures in Luang Namtha range from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), with an average of 17°C (63°F). The month experiences about 32 mm (1.2 in) of precipitation over four days, contributing to a humidity level of 64%. In contrast, February sees a noticeable increase in temperatures, with minimums at 8°C (47°F) and maximums reaching up to 32°C (89°F), while the average temperature settles at 19°C (66°F). Precipitation decreases to 22 mm (0.9 in) across three days, leading to slightly lower humidity at 57%. For more insights into February's climate, you can check Luang Namtha weather in February.

In December, temperatures in Luang Namtha range from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), with an average temperature of 17°C (63°F). While the month experiences some rainfall, totaling 32 mm (1.2 in) over approximately 4 days, the humidity is relatively high at 64%. In contrast, March brings warmer conditions, with temperatures ranging from a minimum of 10°C (50°F) to a peak of 36°C (98°F), and an average temperature of 22°C (73°F). The precipitation decreases to 22 mm (0.9 in) over about 5 days, and the humidity drops to 48%. For more detailed weather insights, check Luang Namtha weather in March.

In December, the weather features a milder temperature range with minimums around 3°C (38°F) and maximums peaking at 29°C (85°F). The month experiences relatively low humidity at 64% and only four days of precipitation, totaling 32 mm (1.2 in). In contrast, April brings a significant increase in warmth, with temperatures ranging from a minimum of 12°C (54°F) to a sweltering maximum of 37°C (99°F). However, the month is also characterized by much higher precipitation, reaching 125 mm (4.9 in) over 12 days, along with lowered humidity levels at 41%. For more detailed information on April weather, you can visit Luang Namtha weather in April.

December and May present a striking contrast in weather. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), with an average of 17°C (63°F). The month experiences relatively low precipitation, with 32 mm (1.2 in) over just 4 days, and humidity levels hover around 64%. In contrast, May brings much warmer conditions, with a minimum temperature of 17°C (63°F) and peak temperatures reaching up to 39°C (103°F), averaging 26°C (79°F). This month also sees increased precipitation of 92 mm (3.6 in) spread over 17 days, with humidity slightly lower at 60%. For more detailed insights, you can check out the Luang Namtha weather in May.

The weather in December contrasts sharply with that of June in terms of temperature and precipitation. December experiences milder temperatures, with a minimum of 3°C (38°F) and an average of 17°C (63°F), while June boasts much warmer conditions, with minimum temperatures around 21°C (70°F) and an average of 26°C (79°F). Precipitation is significantly higher in June, with 181 mm (7.1 in) over 23 days compared to December's 32 mm (1.2 in) across just 4 days. Additionally, June's humidity climbs to 80%, whereas December maintains a moderate 64%. For a more detailed look at the June weather conditions, you can check Luang Namtha weather in June.

In December, the weather offers a milder experience with temperatures ranging from a minimum of 3°C (38°F) to a comfortable maximum of 29°C (85°F). Precipitation is relatively low, with only 32 mm (1.2 in) expected over just four days, and humidity sitting at a moderate 64%. In contrast, July delivers much warmer temperatures, with minimums of 21°C (70°F) and highs reaching up to 36°C (97°F). However, this month is characterized by heavy rainfall, receiving a significant 288 mm (11.4 in) over 26 days, resulting in much higher humidity levels at 92%. For more insights on July weather conditions, check out Luang Namtha weather in July.

In December, the weather is considerably cooler with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), offering a mild average of 17°C (63°F). Precipitation levels are relatively low, with just 32 mm (1.2 in) over about 4 days, and humidity sits at a comfortable 64%. In contrast, August brings a much warmer climate, with temperatures starting at a minimum of 21°C (70°F) and peaking at 34°C (94°F), averaging 25°C (77°F). However, this month is marked by heavy rainfall, totaling 359 mm (14.1 in) over 28 days, and humidity levels soar to 92%. For more details, visit Luang Namtha weather in August.

In comparing the weather of December and September, a stark contrast emerges. December sees milder temperatures, with a minimum of 3°C (38°F) and an average of 17°C (63°F), reaching a maximum of 29°C (85°F). Precipitation is relatively low, with only 32 mm (1.2 in) falling over 4 days, and humidity sits at 64%. In contrast, September is much warmer, with a minimum of 17°C (63°F) and an average high of 34°C (93°F). Rainfall is significant at 200 mm (7.9 in), occurring over 22 days, accompanied by higher humidity at 83%. For more details, you can check Luang Namtha weather in September.

December's weather is notably cooler and less humid compared to October. With minimum temperatures averaging around 3°C (38°F) and a maximum of 29°C (85°F), December provides a gentler warmth, while October boasts higher temperatures, ranging from a minimum of 14°C (58°F) to a maximum of 32°C (91°F). Additionally, October experiences significantly more precipitation, totaling 104 mm (4.1 in) over 18 days, compared to December's 32 mm (1.2 in) over just 4 days. This results in a more humid October, with humidity levels at 71% compared to December's 64%. For more details on October's weather, visit Luang Namtha weather in October.

December's weather in Luang Namtha shows a noticeable cooling trend compared to November. While December's average temperature is a mild 17°C (63°F), November maintains a warmer average of 21°C (70°F). The minimum temperatures drop significantly in December to 3°C (38°F), contrasting with November's milder minimum of 12°C (53°F). Precipitation remains relatively similar, with December recording 32 mm over just 4 days, while November sees 33 mm spread over 7 days. Humidity levels are slightly lower in December at 64%, compared to November's 68%. For more details, check Luang Namtha weather in November.

Compare Luang Namtha's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Luang Namtha

As December settles in, Luang Namtha experiences a delightful shift in weather, featuring cooler temperatures that provide a refreshing break from the heat of previous months. The warm maximum of 29°C (85°F) contrasts with the crisp nights that can drop to a brisk 3°C (38°F), making it an ideal time for outdoor adventures and cozy evenings alike. With only a modest 32 mm (1.2 in) of precipitation across just a few days, the month is significantly drier, allowing for clearer skies and more sunshine. This seasonal transition invites visitors to enjoy the region's natural beauty without the high humidity of earlier months. For a deeper understanding of what to expect throughout the year, check out the comprehensive insights on Luang Namtha Climate.