December Weather in Luang Prabang, Laos

Last updated: August 21, 2025

December in Luang Prabang, Laos, showcases a delightful blend of mild temperatures and a picturesque atmosphere. With a maximum of 30°C (87°F) during the day and an average of 18°C (66°F) at night, visitors can enjoy pleasant weather ideal for exploration. The month features a minimum temperature dipping to around 4°C (39°F), providing a refreshing coolness. Though precipitation is light at just 15 mm (0.6 in) over 2 days, the 60% humidity adds a hint of tropical charm to the air. Overall, December is an excellent time to experience the tranquil beauty and vibrant culture of this UNESCO World Heritage site.

December Temperature in Luang Prabang

In December, Luang Prabang experiences a notable shift in its climate, with minimum temperatures dipping to a crisp 4°C (39°F), making it one of the coolest months of the year. The average temperature hovers around 18°C (66°F), offering a refreshing reprieve from the warmer conditions seen in earlier months. Daytime reveals a delightful max of 30°C (87°F), allowing for pleasant explorations of the town’s stunning temples and natural scenery. This month serves as a transition into the cooler and more comfortable dry season, contrasting sharply with the intense heat that the region endures from April through October. Overall, December’s moderate temperatures create an inviting atmosphere for travelers looking to immerse themselves in Luang Prabang's enchanting beauty.

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

The chart illustrates December temperature patterns in Luang Prabang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luang Prabang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec666975778081797878757265
Data source: Temperature data for Luang Prabang 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 Prabang

In December, Luang Prabang experiences a significant reduction in precipitation, with only 15 mm (0.6 in) recorded, making it one of the driest months of the year. This month's 2 days of rain contrast sharply with the peak rainy season from June to August, where rainfall can exceed 337 mm (13.3 in) across 27 days. The transition into December signals a shift towards a drier climate, as the city wraps up the monsoon period, which is characterized by frequent and heavy downpours. As the year comes to a close, December’s mild precipitation provides a welcome respite, allowing residents and travelers to enjoy clearer skies and crisp air, perfect for exploring the rich cultural heritage of this UNESCO World Heritage site.

December Precipitation Trends in Luang Prabang

The chart displays monthly precipitation patterns in Luang Prabang, 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 Prabang, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec261620103831492403371721032015
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Luang Prabang

In December, Luang Prabang experiences a notable shift in humidity, with levels sitting at 60%. This marks a gradual decline from the peak summer months of July and August, where humidity soars to a staggering 90% and 92%, respectively. As the year progresses from the dry spell of April, with its low of 39%, the humidity steadily climbs through the wet season. By December, the air is significantly more comfortable than in the peak rainy months, as it hovers just above the year’s average while still reflecting the lingering effects of Laos' tropical climate. Overall, December serves as a transition month, offering a reprieve from the intense humidity of the preceding summer while ushering in a more pleasant atmosphere for visitors.

December Average Humidity in Luang Prabang

This chart illustrates the average monthly humidity levels in Luang Prabang, 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 Prabang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%53%45%39%66%79%90%92%85%72%64%60%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Luang Prabang

As the year draws to a close, December in Luang Prabang, Laos experiences a UV Index of 8, categorizing it as very high. While this is a slight decrease from the extreme levels observed in the peak months of May through July, the burn time remains at 15 minutes, underscoring the need for sun protection. This trend showcases a gradual tapering off of intensely high UV levels, particularly after a summer dominated by readings of 13 to 15. It's a reminder that, even in December, the sun can be potent, so travelers should stay vigilant. For detailed information, check the Luang Prabang UV Index.

Maximum UV Index Levels in Luang Prabang for December

The chart shows the monthly maximum UV Index (UVI) for Luang Prabang 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 Prabang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111313141415151413108
Data source: Luang Prabang 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 Prabang

In December, Luang Prabang basks in a delightful 301 hours of sunshine, marking a peak in the city's radiant winter charm. As the year unfolds, there's a clear upward trend in daylight hours from January's 232 hours to December's vibrant glow. Notably, the sunshine steadily increases from February's 287 hours, culminating in a dazzling May, where the sun shines for a remarkable 318 hours. As the landscape of this UNESCO World Heritage Site sparkles under the winter sun, visitors can savor both the warmth and the beauty of this serene locale, making December an ideal time for exploration and adventure amidst the breathtaking nature and rich cultural heritage of Laos.

Monthly Sunshine Duration in Luang Prabang: December Highlighted

The December sunshine duration represents the total number of hours Luang Prabang 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.
JanFebMarAprMayJunJulAugSepOctNovDec232h287h314h293h318h278h268h247h280h290h292h301h
Data source: Luang Prabang December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Luang Prabang During December

December in Luang Prabang, Laos, ushers in a delightful break from the rainy season, boasting an impressive 81% chance of sunny weather. This marks a notable increase in sunshine compared to the previous months, particularly as the city transitions from the moderate November sunlight of 46%. As the dry season fully sets in, December's bright days promise ideal conditions for exploration and enjoyment of Luang Prabang's stunning landscapes and vibrant culture. With the sun shining more frequently, visitors can expect a picturesque environment to unwind and soak in the beauty of this enchanting destination.

Percentage of Sunny Days in December in Luang Prabang

The chart illustrates the percentage of sunny days in Luang Prabang 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 Prabang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec71%73%74%35%35%12%18%10%22%26%46%81%
Data source: Luang Prabang December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Luang Prabang in December

In December, Luang Prabang experiences a notable shift in daylight duration as the year draws to a close, with just 10 hours of sunlight. This decrease continues the trend observed throughout the latter part of the year, where daylight gradually dwindles from the peak of 13 hours in the vibrant summer months of May through July. By October and November, daylight stabilizes at 11 hours, but December marks a distinct transition into shorter days that herald the cooler winter season. As the year progresses, visitors can expect the longest days in spring, with a gradual pull towards cozy evenings while enjoying the enchanting beauty of this Laotian town.

Average Daylight Hours in Luang Prabang for December

The chart illustrates the variation in daylight duration in Luang Prabang throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 3m11h 28m12h 1m12h 35m13h 4m13h 17m13h 10m12h 45m12h 13m11h 39m11h 10m10h 56m
Data source: Luang Prabang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Luang Prabang

As December settles over Luang Prabang, the gentle breezes typical of the month offer a refreshing contrast to the tropical climate. With an average wind speed of 1.4 m/s (3 mph), December maintains a consistent, calming rhythm that has characterized the region throughout the year. In fact, this slight uptick from the preceding months mirrors a seasonal trend, where the winds generally hover around the lower end of the spectrum, with January and February both sharing the same subtle pace. What stands out is the steady breath of wind that dances through the ancient city, inviting visitors to wander through its enchanting streets and embrace the serene atmosphere. As the year draws to a close, Luang Prabang's December winds become a gentle reminder of nature's timeless ebb and flow.

Average December Wind Speed in Luang Prabang

The chart displays monthly wind speed patterns in Luang Prabang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.31.71.31.41.71.41.31.01.31.21.4 m/s
Data source: Luang Prabang December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Luang Prabang Compares to Other Months

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

In December, the weather in Luang Prabang features a mild temperature range, with a minimum of 4°C (39°F) and a maximum of 30°C (87°F), while averaging around 18°C (66°F). The month is relatively dry, with only 15 mm (0.6 in) of precipitation spread across just 2 days and a humidity level of 60%.

Conversely, January sees a slight increase in temperatures, with a minimum of 7°C (46°F) and a maximum of 31°C (89°F), maintaining a similar average of 19°C (66°F). However, January brings more rainfall, totaling 26 mm (1.0 in) over 4 days, and the humidity drops slightly to 57%. For more detailed information, check out the Luang Prabang weather in January.

December and February both showcase pleasant weather, but February tends to be slightly warmer. In December, temperatures range from a minimum of 4°C (39°F) to a maximum of 30°C (87°F), with an average of 18°C (66°F) and a humidity level of 60%. Precipitation is relatively low, with only 15 mm (0.6 in) falling over just 2 days. In contrast, February features milder nights, with a minimum temperature of 10°C (50°F) and a higher daily maximum of 33°C (91°F), along with an average temperature of 20°C (69°F) and lower humidity at 53%. February also sees similar precipitation levels at 16 mm (0.6 in), but with just 1 day of rain. For more detailed information, check out Luang Prabang weather in February.

In December, the weather in Luang Prabang features a mild range, with temperatures dipping to a minimum of 4°C (39°F) and peaking at a comfortable maximum of 30°C (87°F). With an average temperature of 18°C (66°F), December experiences relatively low humidity at 60% and minimal precipitation, averaging just 15 mm (0.6 in) over approximately 2 days.

By contrast, March brings a significant shift, with minimum temperatures rising to 14°C (57°F) and maximums soaring to 36°C (98°F). The average temperature increases to a warmer 24°C (75°F), while humidity drops to a drier 45%. March also sees slightly more rainfall, with 19 mm (0.8 in) over about 4 days. For more detailed information on the weather during this month, check the link: Luang Prabang weather in March.

In December, Luang Prabang experiences a mild climate with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 30°C (87°F), averaging at 18°C (66°F). The humidity is relatively high at 60%, and there is minimal precipitation, with only 15 mm (0.6 in) falling over 2 days. In contrast, April brings significantly warmer weather, with temperatures starting at 13°C (56°F) and peaking at 37°C (100°F), resulting in an average temperature of 25°C (77°F). However, April is also much wetter, receiving 103 mm (4.1 in) of rainfall over 12 days, and the humidity drops to 39%. This stark difference highlights how dynamic the weather can be between these two months. For more detailed information, you can visit Luang Prabang weather in April.

In December, the weather in Luang Prabang is generally mild, with temperatures ranging from a comfortable 4°C (39°F) at night to a warm 30°C (87°F) during the day. Precipitation is minimal, averaging only 15 mm (0.6 in) over just two days, and humidity levels hover around 60%. In contrast, May brings significantly warmer temperatures, with nighttime lows of 18°C (65°F) and daytime highs soaring up to 39°C (102°F). This month also sees a substantial increase in rainfall, with 82 mm (3.2 in) spread across 13 days and slightly higher humidity at 66%. For more details on the weather in May, check out Luang Prabang weather in May.

December and June present stark contrasts in weather patterns. In December, temperatures range from a mild 4°C (39°F) at night to a warm 30°C (87°F) during the day, with an average of 18°C (66°F). The month experiences low precipitation, with only 15 mm falling over just 2 days and maintaining a humidity level of 60%. In contrast, June brings significantly higher temperatures, with lows around 22°C (72°F) and highs reaching up to 38°C (101°F), averaging 27°C (81°F). This month is notably wetter, featuring 149 mm of rainfall spread over 20 days and a higher humidity level of 79%. For more insights, check out Luang Prabang weather in June.

When comparing the weather in December and July, there's a stark contrast both in temperature and precipitation. December experiences milder temperatures, with a minimum of 4°C (39°F) and a maximum of 30°C (87°F), making it a pleasant time for outdoor activities, while humidity levels are relatively comfortable at 60%. In contrast, July is significantly warmer, with temperatures ranging from a minimum of 22°C (72°F) to a sweltering maximum of 36°C (97°F). This month also sees a substantial increase in rainfall, with an average of 240 mm (9.4 in) of precipitation over 23 days, leading to high humidity levels around 90%. For more details, check the Luang Prabang weather in July.

When comparing the weather in December and August, there are notable contrasts in temperatures and precipitation levels. December typically sees milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 30°C (87°F), with an average of 18°C (66°F). In contrast, August is much warmer, with minimums of 21°C (71°F) and maximums reaching 34°C (93°F), averaging around 26°C (79°F). Additionally, December experiences minimal rainfall, with only 15 mm (0.6 in) over two days, leading to relatively lower humidity levels of 60%. On the other hand, August is characterized by heavy rainfall, totaling 337 mm (13.3 in) over 27 days and high humidity levels of 92%. For more detailed insights into the weather conditions during this month, visit Luang Prabang weather in August.

December offers a milder climate compared to September, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 30°C (87°F) and an average of 18°C (66°F). In contrast, September is significantly warmer, featuring temperatures that range from 19°C (66°F) to 34°C (93°F), with an average of 26°C (78°F). Additionally, December experiences much less rainfall, totaling just 15 mm (0.6 in) over two days, while September sees a substantial 171 mm (6.8 in) spread over 22 days, resulting in a much higher humidity level of 85%. For a detailed look at the weather conditions in September, check out Luang Prabang weather in September.

When comparing the weather in December and October, we see distinct differences. In December, temperatures range from a minimum of 4°C (39°F) to a maximum of 30°C (87°F) with an average of 18°C (66°F). The month experiences relatively low precipitation, with only 15 mm (0.6 in) over 2 days and a humidity level of 60%. In contrast, October boasts much warmer temperatures, with a minimum of 14°C (58°F), an average of 24°C (76°F), and a peak of 34°C (93°F). It is also considerably wetter, receiving 103 mm (4.0 in) of rain over 15 days and a higher humidity level of 72%. For more detailed insights into October's climate, you can visit Luang Prabang weather in October.

In comparing the weather between November and December, December experiences a noticeable drop in minimum temperatures, with lows of 4°C (39°F) compared to November's milder 13°C (56°F). While both months have similar maximum temperatures, December tends to average slightly lower at 18°C (66°F), and experiences less precipitation at 15 mm (0.6 in) over just 2 days, versus November's 20 mm (0.8 in) over 4 days. Additionally, December's humidity is slightly lower at 60% compared to November's 64%. For more detailed insights into November's weather, you can check out Luang Prabang weather in November.

Compare Luang Prabang's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Luang Prabang

December in Luang Prabang brings a refreshing change in weather, offering a delightful blend of cooler temperatures and reduced humidity compared to other months. Daily highs of around 30°C (87°F) create pleasant afternoons, while the nights can drop to a refreshing 4°C (39°F), perfect for cozy evenings. With only a couple of rainy days and minimal precipitation, visitors can enjoy clear skies and mild breezes, making it an ideal time for exploration. For those looking to experience this unique climate, check out more details on Luang Prabang Climate.