December Weather in Viengxay, Laos

Last updated: August 21, 2025

December in Viengxay, Laos offers a mild escape with maximum temperatures reaching up to 28°C (82°F), while the average hovers around a comfortable 15°C (58°F). The nights can be chilly, dropping to a cool minimum of 2°C (36°F). Rainfall is moderate, totaling 30 mm (1.2 in) over about 7 days, contributing to the lush greenery of the region. With humidity levels at 68%, December serves as a refreshing time to explore this beautiful destination.

December Temperature in Viengxay

In December, temperatures in Viengxay, Laos begin to dip, marking a distinct shift towards the cooler end of the year. The month opens with a minimum temperature of 2°C (36°F), the lowest recorded so far, while the average hovers at a comfortable 15°C (58°F). Despite the chill in the air, daytime highs still reach up to 28°C (82°F), providing a warm and pleasant climate for outdoor activities. This transitional month highlights a gradual cooling from the warmer conditions experienced in previous months, as it smoothly bridges the gap between the crispness of winter and the richness of the approaching dry season. Overall, December offers a delightful blend of cooler evenings and warm days, ideal for exploring the natural beauty of this enchanting region.

December Weather in Viengxay: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Viengxay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viengxay, 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).
JanFebMarAprMayJunJulAugSepOctNovDec596168707477767573696458
Data source: Temperature data for Viengxay generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Viengxay

December in Viengxay, Laos, marks a transition into the drier season, with precipitation levels dropping to 30 mm (1.2 in) over 7 days. This is a sharp contrast to the peak months of the rainy season, such as July and August, which see substantial downpours exceeding 290 mm (11.4 in) and 357 mm (14.1 in), respectively. As the year winds down, the precipitation not only diminishes significantly from the heights of the monsoon but also reflects a pattern of less frequent rainfall, as indicated by the decrease in rainy days. The shift to lighter rains in December sets the stage for cooler temperatures, making it a pleasant time for outdoor activities amidst the lush landscape that remains vibrant from the earlier months of rain.

December Precipitation Trends in Viengxay

The chart displays monthly precipitation patterns in Viengxay, 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 Viengxay, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2930761432081762903571731654030
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Viengxay

In Viengxay, Laos, December marks a transition in humidity levels, settling at 68% after a peak during the sweltering summer months. Following a pattern observed throughout the year, humidity tends to rise from the drier spring months, with April's low of 50% giving way to the heavier, moisture-laden atmosphere of July and August, which see readings soaring to 91% and 92% respectively. As the year winds down, December's humidity reflects a gradual descent from the monsoon season's grip, yet remains noticeably elevated compared to earlier in the year. This blend of humidity not only shapes daily life in Viengxay but also enriches the region's lush landscapes, creating an inviting yet tropical ambiance as it approaches the cooler months.

December Average Humidity in Viengxay

This chart illustrates the average monthly humidity levels in Viengxay, 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 Viengxay is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%65%57%50%68%79%91%92%82%76%72%68%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Viengxay

As the year winds down, December in Viengxay, Laos, marks a slight dip in UV intensity, with a UV Index of 8 categorized as very high, equating to a burn time of just 15 minutes. Following months of extreme UV conditions, where values soared between 11 to 15, this reduction offers a brief respite for sun-seekers. Nonetheless, caution is still advised, as even in December, UV levels remain significant. This trend highlights the persistent sun exposure prevalent in the region throughout the year. For more detailed insights, check out the Viengxay UV Index.

Maximum UV Index Levels in Viengxay for December

The chart shows the monthly maximum UV Index (UVI) for Viengxay 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 Viengxay typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111313141415141412108
Data source: Viengxay 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 Viengxay

In December, Viengxay, Laos, enjoys a delightful 252 hours of sunshine, marking a slight dip from the vibrant highs of May with its peak of 299 hours. As the year progresses, a notable trend emerges: sunshine hours show a gentle ebb and flow, with winter months like January starting at 188 hours before gradually increasing toward the end of the year. February and March are particularly bright, boasting a rise in sunshine that culminates in the spring. Interestingly, while summer months remain robust with June and July offering 276 and 274 hours respectively, the gradual decline into autumn heralds shorter days, reflected in the October figure of 237 hours. Overall, December’s sunshine serves as a warm, cheerful close to the year, balancing out the varied climate with a steady supply of golden rays.

Monthly Sunshine Duration in Viengxay: December Highlighted

The December sunshine duration represents the total number of hours Viengxay 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.
JanFebMarAprMayJunJulAugSepOctNovDec188h246h275h247h299h276h274h261h271h237h244h252h
Data source: Viengxay December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Viengxay During December

In Viengxay, Laos, December emerges as a notably bright month, boasting a 48% chance of sunny weather—the highest probability since January. This marks a promising shift after months of diminishing sunshine from April to October, when the likelihood of sun dipped as low as 9%. While November offered a slight increase at 33%, December's sunshine forecast suggests a welcoming return of clearer skies, making it an ideal time for outdoor activities and exploration. As the year draws to a close, the higher chance of sunny weather adds to the charm of this picturesque region, inviting both locals and visitors to embrace the natural beauty of Viengxay.

Percentage of Sunny Days in December in Viengxay

The chart illustrates the percentage of sunny days in Viengxay 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 Viengxay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%40%37%26%28%11%15%9%12%14%33%48%
Data source: Viengxay December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Viengxay in December

In Viengxay, Laos, the daylight duration experiences a graceful ebb and flow throughout the year, with December marking the shortest stretch at just 10 hours of daylight. As we move from the brightness of May to July, where the days extend to 13 hours, a gradual decline begins, bringing us back to the 11-hour days of January and February. This rhythmic cycle demonstrates a predictable yet intriguing pattern, with daylight peaking in the vibrant mid-year months and retreating towards the winter’s end. The transition from 12 hours in March and April to the cozy darkness of December captures the essence of seasonal change, inviting a reflective embrace of the shorter days as nature prepares for a period of rest.

Average Daylight Hours in Viengxay for December

The chart illustrates the variation in daylight duration in Viengxay throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 27m12h 1m12h 36m13h 5m13h 19m13h 12m12h 47m12h 13m11h 39m11h 9m10h 54m
Data source: Viengxay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Viengxay

In December, Viengxay, Laos, experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), mirroring the calm winds seen in both January and February. This consistent pattern reflects a trend of generally mild wind conditions throughout the year, with only brief fluctuations in speed. Notably, the winds peak in June, reaching 2.0 m/s (5 mph), adding a touch of liveliness to the otherwise serene environment. As the year winds down, December's soothing breezes make it an ideal time to appreciate the tranquil beauty of the landscape, inviting residents and visitors alike to bask in a peaceful atmosphere.

Average December Wind Speed in Viengxay

The chart displays monthly wind speed patterns in Viengxay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.51.61.41.62.01.61.61.21.41.51.5 m/s
Data source: Viengxay December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Viengxay Compares to Other Months

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

In December, temperatures in the region range from a minimum of 2°C (36°F) to a maximum of 28°C (82°F), with an average temperature of 15°C (58°F). The month experiences 30 mm (1.2 in) of precipitation over 7 days, accompanied by a humidity level of 68%. In contrast, January sees a slight increase in the minimum temperature at 4°C (39°F), while the maximum remains at 28°C (83°F), resulting in a similar average of 15°C (59°F). Precipitation in January is slightly lower at 29 mm (1.1 in) over just 6 days, and humidity decreases to 63%. For more details, visit Viengxay weather in January.

In December, temperatures in the region range from a minimum of 2°C (36°F) to a maximum of 28°C (82°F), with an average of 15°C (58°F). The month experiences typical winter conditions characterized by 30 mm (1.2 in) of precipitation over about 7 days, accompanied by a humidity level of 68%.

In contrast, February sees slightly warmer temperatures, with a minimum of 4°C (40°F) and a maximum reaching 31°C (87°F), while the average temperature is around 16°C (61°F). Precipitation remains consistent at 30 mm (1.2 in) but takes place over just 6 days, and humidity decreases to 65%. You can find more detailed insights on Viengxay weather in February.

Overall, February tends to be warmer and slightly drier compared to the cooler, more humid days of December.

In comparing the weather between December and March, we can see notable differences in both temperature and precipitation. December features milder temperatures, with a minimum of 2°C (36°F) and an average of 15°C (58°F), while March brings warmer conditions, starting at a minimum of 10°C (50°F) and averaging 20°C (68°F). The maximum temperatures also rise significantly, from 28°C (82°F) in December to 32°C (89°F) in March. Precipitation in March is higher, with a total of 76 mm (3.0 in) over 13 days, compared to December's 30 mm (1.2 in) over 7 days. Additionally, March sees a decrease in humidity, averaging 57% compared to December’s 68%. For more details on March weather in this region, you can check Viengxay weather in March.

In December, the weather is generally mild, with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 28°C (82°F). The month experiences 30 mm (1.2 in) of precipitation over about 7 days, alongside a relatively high humidity level of 68%. In contrast, April brings warmer temperatures, with a minimum of 9°C (49°F) and reaching up to 35°C (95°F) on the hottest days. The month is notably wetter, with 143 mm (5.6 in) of rain occurring over 19 days, but the humidity is lower at 50%. For a closer look at April's weather, you can check Viengxay weather in April.

December and May exhibit stark contrasts in weather patterns. December sees a milder climate with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 28°C (82°F), averaging around 15°C (58°F). The month experiences relatively low precipitation, with only 30 mm (1.2 in) over about 7 days, accompanied by a consistent humidity level of 68%. In contrast, May brings significantly warmer temperatures, with a minimum of 14°C (58°F) and soaring to a maximum of 35°C (96°F), averaging 23°C (74°F). However, this month is characterized by much higher precipitation, totaling 208 mm (8.2 in) across approximately 25 days, while maintaining the same humidity level of 68%. For more specifics on conditions during this vibrant month, visit Viengxay weather in May.

The weather in December contrasts sharply with that of June, showcasing a significant shift in temperature and precipitation patterns. December features milder temperatures, with a minimum of 2°C (36°F) and an average of 15°C (58°F), making it much cooler overall than June, which boasts a minimum of 20°C (68°F) and an average of 25°C (77°F). While December experiences relatively low precipitation of 30 mm (1.2 in) over 7 days, June is much wetter, receiving 176 mm (6.9 in) over 22 days, leading to higher humidity levels of 79%. For more details on June's climate, visit Viengxay weather in June.

When comparing the weather in December and July, significant differences emerge. December experiences milder temperatures, with a minimum of 2°C (36°F) and an average of 15°C (58°F), peaking at 28°C (82°F). In contrast, July is much warmer, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 32°C (91°F) and an average of 24°C (76°F). Furthermore, July is characterized by higher precipitation, receiving 290 mm (11.4 in) over 26 days, compared to December's 30 mm (1.2 in) spread over only 7 days. The humidity levels are also notably higher in July at 91%, compared to December's 68%. For more details on the specific conditions in July, check out Viengxay weather in July.

The weather in December is generally milder compared to August, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 28°C (82°F), and an average of 15°C (58°F). December experiences relatively low precipitation at 30 mm (1.2 in) over seven days, accompanied by a humidity level of 68%. In contrast, August is much warmer and more humid, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (91°F), yielding a higher average of 24°C (75°F). The month sees significant rainfall, with a total of 357 mm (14.1 in) spread over 27 days, resulting in a humidity level of 92%. For more details on August weather, you can refer to Viengxay weather in August.

December and September present contrasting weather experiences. In December, temperatures range from a minimum of 2°C (36°F) to a pleasant maximum of 28°C (82°F), accompanied by moderate precipitation of 30 mm (1.2 in) over 7 days, and a humidity level of 68%. In contrast, September has much warmer temperatures, with a minimum of 16°C (60°F) and a peak of 31°C (88°F). However, it is significantly wetter, receiving 173 mm (6.8 in) of rain over 23 days, along with higher humidity at 82%. This seasonal variation makes December a cooler and drier choice compared to the warm and rainy September. For more detailed information, check out Viengxay weather in September.

December presents a milder climate compared to October, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 28°C (82°F), whereas October enjoys warmer days, with temperatures hitting a minimum of 12°C (53°F) and peaking at 31°C (88°F). Precipitation levels also differ significantly; December sees a modest 30 mm (1.2 in) over just 7 days, in contrast to October's more substantial 165 mm (6.5 in) spread across 19 days. Furthermore, October's humidity is higher, averaging 76%, compared to December’s 68%. For more detailed insights, check out Viengxay weather in October.

In comparing the weather between November and December, December tends to be cooler with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 28°C (82°F). In contrast, November experiences milder temperatures, with a larger temperature range from a minimum of 8°C (47°F) to a maximum of 30°C (86°F). Additionally, December sees slightly less precipitation, accumulating around 30 mm (1.2 in) over 7 days, while November receives 40 mm (1.6 in) across 9 days. Humidity levels are somewhat lower in December at 68%, compared to 72% in November. For more detailed information, you can check Viengxay weather in November.

Compare Viengxay's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Viengxay

In December, Viengxay experiences a delightful shift in weather, marked by cooler temperatures and increased humidity compared to the preceding months. While daytime highs remain comfortable around 28°C, the nights can dip significantly, encouraging a cozy atmosphere as temperatures can fall to a refreshing 2°C. With 30 mm of rainfall spread across about 7 days, this month is less wet than others, providing ample opportunity for outdoor exploration. As a result, December is a transitional month that blends the warmth of late fall with the crispness of winter, making it an ideal time for visitors to enjoy the stunning scenery and mild climate. For more details about the climate throughout the year, check out Viengxay Climate.