Last updated: August 21, 2025
December in Muang Phonsavan, Laos offers a delightful climate characterized by a maximum temperature of 28°C (82°F) and an average of 16°C (60°F), making it a pleasant time for exploration. As temperatures can dip as low as 0°C (33°F), visitors may want to prepare for cooler evenings. The month brings minimal rainfall, with only 14 mm (0.6 in) of precipitation over just one day, ensuring mostly dry conditions for outdoor activities. Additionally, humidity levels hover around 69%, creating a comfortable atmosphere for those seeking to experience the region's unique culture and breathtaking landscapes.
In December, Muang Phonsavan experiences a notable drop in temperatures, with minimums dipping to 0°C (33°F), marking the coldest point of the year. This month features a cool average of 16°C (60°F), providing a refreshing contrast to the warmer months just preceding it. Daily highs can reach up to 28°C (82°F), offering a mild retreat during the day. As the year winds down, the weather shifts from the consistent warmth in earlier months to a more varied range, highlighting the region's transitional climate. December's chill invites cozy evenings, making it an enchanting time for visitors to explore the rich history and culture of this captivating Laotian town.
December marks the transition into the dry season in Muang Phonsavan, Laos, as precipitation drops significantly—with only 14 mm (0.6 in) recorded across just one day of the month. This sharp decrease follows a wet spell, characterized by heavy rainfall from April to August, where monthly averages soared above 130 mm and often exceeded 300 mm. Interestingly, November also sees minimal rain, similar to December, with both months sharing the characteristic of low precipitation days. As the year concludes, the gradual shift from the monsoon’s intensity leads to a calmer, drier climate, offering a reprieve before the cycle begins anew.
As December settles in Muang Phonsavan, Laos, the humidity begins to moderate slightly, resting at 69%. This slight increase from November's 73% marks the tail end of the wet season, yet it is significantly lower than the peak levels seen in the summer months, where humidity soared to an impressive 93% in August. Following a trend of gradual decline from the sweltering highs of 92% in July, December offers a more comfortable atmosphere, hinting at the transition towards the cooler, drier months ahead. Just before the year closes, seasoned travelers can expect a blend of humidity that provides a refreshing respite from the heavy rains of previous months, setting the stage for an inviting holiday experience in this picturesque region.
As December unfolds in Muang Phonsavan, the UV Index stands at a notable 9, placing it in the very high exposure category, similar to the conditions observed at the beginning of the year. This signals a slight decrease from the extreme levels recorded during the peak months of March to October, where the UV Index consistently reached highs of 13 to 15. Although the burn time extends to 15 minutes in December, it's essential for residents and visitors alike to remain vigilant and protect their skin during this time. The transition towards lower UV levels showcases the changing seasons, yet the need for sun safety remains constant. For detailed insights on UV Index trends throughout the year, check out Muang Phonsavan UV Index.
UV Risk Categories
December in Muang Phonsavan, Laos, ushers in a vibrant tapestry of sunshine, boasting 299 hours of brilliant daylight. This marks a delightful peak in a year filled with consistent luminosity, as the city enjoys an impressive array of sunny days, particularly notable when compared to the previous months. The trend showcases a gradual increase in sunlight from February's 286 hours to March's engaging 305 hours, then stabilizing around the 290-hour mark through autumn. As winter arrives, December's sunshine not only brightens the landscape but also enhances the charming atmosphere of Muang Phonsavan, inviting both locals and visitors to bask in the warm glow of the season. The steady increase in daylight hours resonates with the region's natural beauty, making this month an ideal time for exploration and enjoyment in this captivating part of Laos.
In Muang Phonsavan, December marks a notable increase in the likelihood of sunny weather, boasting a 68% chance of sunshine. This is a striking improvement compared to the preceding months, particularly when considering the 44% sunshine probability in November. As the year winds down, the trend clearly shifts towards brighter days, especially when contrasted with the considerably lower percentages during the wet season from May to August, where sunshine levels plummet to as low as 9%. December’s sunny outlook invites visitors to revel in clear skies and pleasant temperatures, making it an ideal time to explore this enchanting region of Laos.
In Muang Phonsavan, Laos, the daylight duration exhibits a fascinating shift throughout the year, offering a rhythmic ebb and flow that reflects the changing seasons. Starting with 11 hours of daylight in both January and February, the days gradually lengthen, peaking at 13 hours from May to July, which coincides with the lush, vibrant monsoon period. As the year progresses, daylight begins to wane again, tapering down to 12 hours in August and September before returning to 11 hours in October and November. Finally, December ushers in shorter days, offering just 10 hours of daylight. This annual cycle not only enhances the region’s natural beauty but also influences local lifestyles and activities, making each month distinct in its experience of light.
As December arrives in Muang Phonsavan, the gentle embrace of the wind remains consistent, with an average speed of 1.8 m/s (4 mph), mirroring the conditions of both October and November. This calmness continues a trend of relatively stable wind patterns throughout the latter months of the year, creating a serene atmosphere ideal for exploring the magnificent landscapes. Throughout the year, the wind speeds in Muang Phonsavan show slight fluctuations, with June recording a peak of 1.9 m/s, followed by a gradual dip in the warmer months. However, December's consistent breeziness offers a refreshing close to the year, inviting visitors to enjoy the natural beauty amidst a softly flowing wind.
Weather in Muang Phonsavan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Muang Phonsavan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a minimum temperature of 0°C (33°F) and an average high of 28°C (82°F), with only 14 mm (0.6 in) of precipitation occurring on just 1 day of the month. This results in a fairly mild climate with a humidity level of 69%. In contrast, January sees a slight increase in minimum temperatures, averaging 3°C (37°F), while maintaining similar average highs of around 28°C (84°F). However, it experiences more precipitation, totaling 18 mm (0.7 in) over 4 days, and a slightly lower humidity level of 65%. For more detailed insights into the specific conditions, you can check Muang Phonsavan weather in January.
In December, temperatures in Muang Phonsavan range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), with an average of 16°C (60°F) and only 14 mm (0.6 in) of precipitation over just one rainy day. The humidity level is relatively high at 69%. In contrast, February features slightly milder temperatures, with a minimum of 6°C (43°F) and a maximum of 31°C (88°F), and an average temperature of 17°C (64°F). The precipitation increases to 23 mm (0.9 in) across two days, while humidity decreases slightly to 63%. Overall, February offers warmer temperatures and a bit more rain compared to December. For more detailed information, you can check Muang Phonsavan weather in February.
December and March exhibit notable contrasts in weather patterns. In December, temperatures range from a cool 0°C (33°F) at night to a warm 28°C (82°F) during the day, accompanied by low precipitation of 14 mm (0.6 in) over just one day, and a relatively high humidity of 69%. In comparison, March experiences milder nights with a minimum of 10°C (49°F) and hotter daytime highs reaching up to 33°C (91°F). The month sees significantly more rainfall, totaling 44 mm (1.7 in) spread over approximately 10 days, while humidity drops to 54%. For more detailed insights into March weather, you can visit Muang Phonsavan weather in March.
December and April exhibit distinct weather patterns that reflect the transition between seasons. In December, temperatures range from a cool minimum of 0°C (33°F) to a pleasant average of 16°C (60°F), peaking at 28°C (82°F), with relatively low precipitation of 14 mm (0.6 in) occurring over just one day. The humidity is quite high at 69%, contributing to a comfortable, albeit slightly damp atmosphere.
In contrast, April experiences warmer conditions, characterized by a minimum temperature of 7°C (45°F) and an average of 21°C (71°F), soaring to a maximum of 33°C (92°F). Precipitation significantly increases to 130 mm (5.1 in), spread across 19 days, leading to a drier humidity level of 47%. This shift indicates a move towards a hotter and wetter climate as April unfolds. For more information, check out Muang Phonsavan weather in April.
December and May present striking differences in weather patterns. In December, temperatures range from a chilly minimum of 0°C (33°F) to a pleasant maximum of 28°C (82°F), with an average of 16°C (60°F) and minimal precipitation of just 14 mm (0.6 in) over one day. The humidity sits at around 69%, adding a slight moisture to the cooler air. In contrast, May is significantly warmer, with temperatures fluctuating from a minimum of 14°C (57°F) to a sweltering maximum of 33°C (92°F), averaging 23°C (74°F). However, this month experiences far more rainfall, totaling 136 mm (5.4 in) across 24 days, and the humidity decreases slightly to 67%. For a detailed look at the weather, visit Muang Phonsavan weather in May.
In December, weather in Muang Phonsavan is relatively mild, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), and an average of around 16°C (60°F). There is minimal precipitation, averaging just 14 mm (0.6 in) over the course of one day, accompanied by a humidity level of 69%. In contrast, June brings much warmer temperatures, with a minimum of 19°C (67°F) and a maximum soaring to 36°C (96°F), averaging 24°C (76°F). This month also sees significantly higher precipitation, with 196 mm (7.7 in) spread over 26 days and humidity levels rising to 81%. For more detailed information, you can check Muang Phonsavan weather in June.
December and July exhibit stark contrasts in weather patterns. In December, temperatures range from a cool 0°C (33°F) at night to a comfortable 28°C (82°F) during the day, with an average of 16°C (60°F). The month sees minimal precipitation, averaging only 14 mm (0.6 in) over just one rainy day, and has a moderate humidity level of 69%. In contrast, July experiences much warmer temperatures, with nighttime lows of 18°C (65°F) and daytime highs reaching 31°C (88°F), averaging around 23°C (74°F). However, it is also significantly wetter, with a staggering 266 mm (10.5 in) of rain spread over 28 days and a higher humidity of 92%. For more detailed insights, you can check Muang Phonsavan weather in July.
December and August exhibit strikingly different weather patterns. In December, temperatures range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), with an average of 16°C (60°F) and low precipitation of just 14 mm (0.6 in) over only 1 day. This month is characterized by relatively comfortable humidity at 69%. In contrast, August experiences much warmer conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 31°C (87°F) and an average of 23°C (74°F). Additionally, August sees a significant amount of rainfall, with a staggering 301 mm (11.9 in) spread over 28 days, contributing to a much higher humidity level of 93%. For a detailed look at August weather in Muang Phonsavan, you can visit Muang Phonsavan weather in August.
In comparing the weather between December and September, December presents much milder temperatures, with a minimum of 0°C (33°F) and an average of 16°C (60°F), while September is notably warmer with a minimum of 13°C (56°F) and an average of 23°C (73°F). The maximum temperatures in September reach up to 30°C (87°F), slightly higher than December’s maximum of 28°C (82°F). Additionally, December experiences significantly less precipitation, with only 14 mm (0.6 in) over just one day, compared to September’s 128 mm (5.0 in) spread over 21 days, making September a much wetter month. This difference in humidity is also quite evident, with December at 69% and September higher at 85%, contributing to a more humid feel in September. For more detailed weather information, you can visit Muang Phonsavan weather in September.
The weather in December is generally milder compared to October, with average temperatures in December ranging from a chilly 0°C (33°F) at night to a warm 28°C (82°F) during the day. In contrast, October features a wider temperature range, with lows of 10°C (50°F) and highs reaching up to 31°C (88°F). Additionally, October experiences significantly more precipitation, with 115 mm (4.5 in) falling over 16 days, whereas December sees only 14 mm (0.6 in) over just 1 day. The humidity is also higher in October at 78%, compared to 69% in December. For more detailed information, check out Muang Phonsavan weather in October.
In December, the weather in Muang Phonsavan experiences more variability, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F). This contrasts with November, which tends to be milder, featuring a minimum of 8°C (47°F) and a maximum of 30°C (86°F). Additionally, December sees less precipitation, with only 14 mm (0.6 in) over just one day, compared to November's 18 mm (0.7 in) spread over four days. Humidity also slightly decreases in December, averaging at 69% compared to November’s 73%. For a closer look at November weather, visit Muang Phonsavan weather in November.
In December, Muang Phonsavan experiences a delightful transition, marked by cooler temperatures that distinguish it from the warmer months. With an average temperature around 16°C, daily highs rarely exceed a comfortable 28°C, while nights can dip close to freezing. The low precipitation levels, averaging just 14 mm over a mere day of rain, contribute to the region's crisp air and overall pleasant conditions, making it a prime time for outdoor exploration. This blend of moderate humidity at 69% ensures that visitors enjoy a refreshing climate, ideal for immersing themselves in the breathtaking landscapes and rich culture of the area. For a more detailed understanding of what to expect, check out Muang Phonsavan Climate.