Last updated: August 28, 2025
In December, Dien Bien Phu, Vietnam experiences a diverse range of weather conditions that shape its unique charm. The maximum temperature reaches a pleasant 28°C (83°F), while the average hovers around a cool 16°C (61°F), perfect for outdoor activities. Chilly nights bring temperatures down to a minimum of 3°C (38°F), urging visitors to bundle up. While the month sees 25 mm (1.0 in) of rain over approximately 4 days, the air remains relatively humid at 68%, creating a refreshing atmosphere. This blend of temperatures and rainfall makes December an intriguing time to explore the lush landscapes and rich culture of Dien Bien Phu.
As December unfolds in Dien Bien Phu, the temperatures usher in a notable shift towards the cooler end of the spectrum. With minimums dipping to 3°C (38°F), this month marks one of the coldest points in the year, providing a stark contrast to the warmth of the preceding months. The average temperature settles around 16°C (61°F), inviting visitors to embrace the crispness of the winter air while enjoying the region's vibrant landscape. Despite the chill, daytime highs still reach a pleasant 28°C (83°F), allowing for comfortable exploration and outdoor activities. This blend of cooler mornings and inviting afternoons creates a captivating climate, perfect for experiencing the rich history and stunning scenery of Dien Bien Phu during this transitional month.
In December, Dien Bien Phu, Vietnam experiences a notable drop in precipitation, with only 25 mm (1.0 in) recorded, marking one of the driest months of the year. Rainfall is sparse, occurring over just 4 days, which contributes to the year-end lull following the intense monsoon months of July and August, where averages soared beyond 400 mm. This shift indicates a clear transition to the drier winter season, as December's precipitation is significantly lower than the 119 mm (4.7 in) seen in April and the rainy months that precede it. As the year closes, this reduction in both precipitation and rainy days invites a period of relative calm, showcasing the region's diverse climate variability.
As the year draws to a close, December in Dien Bien Phu showcases a noticeable drop in humidity, settling at 68%. This shift reflects a trend of fluctuating moisture levels throughout the months, peaking in the summer with July and August experiencing a staggering 91% and 92%, respectively. The transition into winter brings a refreshing change, as humidity begins to retreat from the heavy saturation seen earlier. Following a peak in June, where conditions are notably oppressively humid at 79%, December feels somewhat more temperate, allowing residents and visitors to enjoy the crisp mountain air. Overall, the month acts as a bridge from the sultry heights of summer towards the more moderate climate typical of the winter months in this vibrant region of Vietnam.
As December rolls into Dien Bien Phu, the UV Index dips slightly to 8, categorized as very high. This suggests that while there’s a decrease in intensity compared to the peak months, sun protection remains crucial, with a burn time of just 15 minutes. The year showcases a striking trend of consistently high to extreme UV levels from March through July, peaking at 15 during May and July. Notably, the summer months reflect extreme caution due to rapid burn times of just 10 minutes. As the year concludes, the UV Index transitions back, showing a gradual decline but still urging vigilance. For detailed insights and to stay informed about sun safety, visit Dien Bien Phu UV Index.
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In Dien Bien Phu, Vietnam, December brings an inviting 278 hours of sunshine, capping off a year marked by vibrant daylight trends. As the year progresses, sunshine hours peak in May with 317 hours, offering the longest bright days, while the cooler months of January and February see a decrease, with only 202 and 258 hours, respectively. Interestingly, from March onwards, the sunshine gradually increases, demonstrating a clear upward trend that persists through November. December's significant sunshine indicates a gentle transition towards the lush landscapes that Dien Bien Phu is famous for, making it an enchanting time to explore this historical region bathed in warm winter light.
In Dien Bien Phu, Vietnam, the likelihood of sunny weather in December stands at a promising 62%, making it one of the brighter months of the year. This notable increase follows a general upward trend, with the chances of sunshine gradually rising from 34% in November to a robust figure in December. The month marks a significant contrast to the preceding rainy season, which features some of the lowest probabilities of sun, particularly from June to August, when the chances drop to a mere 9% to 14%. As the year concludes, December offers a refreshing respite, indicating a clear shift towards more favorable weather conditions that are ideal for outdoor activities and exploration.
In Dien Bien Phu, Vietnam, the daylight duration experiences a dynamic rhythm throughout the year, peaking in the mid-summer months. Beginning with 10 hours of daylight in December, the days gradually lengthen, reaching a maximum of 13 hours in May through July. This trend reflects a natural progression towards longer, brighter days, ideal for exploring the region's stunning landscapes. As summer transitions into autumn, daylight diminishes again, tapering to 11 hours in November and returning to 10 hours by December. The cyclical pattern of daylight not only enhances the beauty of Dien Bien Phu but also invites locals and visitors alike to embrace outdoor activities across the shifting seasons.
In Dien Bien Phu, Vietnam, December ushers in a gentle breeze with an average wind speed of 1.3 m/s (3 mph), mirroring the calm conditions observed in the preceding months. As the year wraps up, the wind speeds show a slight decline from the higher March peak of 1.7 m/s (4 mph), signaling a transition into the cooler winter season. This trend of mild breezes dominates the latter part of the year, providing a serene atmosphere that enhances the charm of this historical region. While the winds remain soft and steady throughout December, they harmonize with the breathtaking scenery, inviting locals and visitors alike to embrace the tranquil beauty of nature during this time.
Weather in Dien Bien Phu varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Dien Bien Phu, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in the region typically range from a minimum of 3°C (38°F) to an average of 16°C (61°F), topping out at a maximum of 28°C (83°F). The month sees relatively low precipitation, with only 25 mm (1.0 in) over about 4 days, and humidity levels averaging around 68%. In contrast, January brings slightly warmer conditions, with minimum temperatures rising to 5°C (42°F) and maximums reaching 30°C (86°F), while the average remains stable at 16°C (62°F). However, precipitation increases to 49 mm (1.9 in) over 5 days, and humidity decreases slightly to 63%. For more detailed information, check out Dien Bien Phu weather in January.
In comparing December and February weather, February tends to be slightly warmer and wetter. December's temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F) and four days of precipitation totaling 25 mm (1.0 in). In contrast, February features a higher minimum temperature of 6°C (44°F) and a maximum of 31°C (89°F), with an average temperature of 17°C (63°F). During this month, the region experiences more precipitation, with 29 mm (1.2 in) spread over five days, and a slightly lower humidity level of 65%. For a detailed look at February's conditions, you can visit Dien Bien Phu weather in February.
In December, the weather is relatively mild, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F) and an average of 16°C (61°F). The month sees about 25 mm (1.0 in) of precipitation over 4 days, and the humidity is moderately high at 68%.
In contrast, March experiences warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 35°C (95°F), averaging 21°C (70°F). Precipitation also increases, totaling 50 mm (2.0 in) over 11 days, but the humidity drops to 57%, making it feel less muggy. For more detailed insights into March weather, you can visit Dien Bien Phu weather in March.
December and April present distinct differences in weather patterns. In December, temperatures range from a low of 3°C (38°F) to a comfortable average of 16°C (61°F), peaking at 28°C (83°F). The month experiences relatively low precipitation, with only 25 mm (1.0 in) over 4 days, contributing to a humidity level of 68%. In contrast, April boasts significantly warmer temperatures, with a minimum of 10°C (50°F) and an average high of 23°C (73°F), reaching up to a sweltering 36°C (97°F). However, this month is marked by increased rainfall, totaling 119 mm (4.7 in) over 14 days, and lower humidity at 50%. For more detailed insights into April weather, you can visit Dien Bien Phu weather in April.
In December, the weather is generally milder, with temperatures ranging from a low of 3°C (38°F) to a comfortable high of 28°C (83°F) and average humidity at 68%. Precipitation during this month is relatively low, totaling about 25 mm across just 4 rainy days. In contrast, May experiences significantly warmer temperatures, with lows around 15°C (59°F) and highs soaring up to 38°C (101°F). The month sees a marked increase in rainfall, accumulating 85 mm over approximately 18 days, yet maintains the same level of humidity at 68%. For more detailed insights into May's weather patterns, you can check Dien Bien Phu weather in May.
December and June showcase striking contrasts in weather. December typically offers milder temperatures, with a range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), and an average of 16°C (61°F). Rainfall is relatively moderate in December, with only 25 mm (1.0 in) of precipitation spread over 4 days, and humidity levels at a comfortable 68%. In contrast, June experiences much warmer temperatures, with minimums around 21°C (70°F) and maximums reaching up to 35°C (95°F), averaging 25°C (78°F). This month is also significantly wetter, with 262 mm (10.3 in) of rainfall occurring over 26 days, and humidity soaring to 79%. For more insights on June weather, you can check Dien Bien Phu weather in June.
December and July offer strikingly different weather experiences. In December, temperatures tend to be milder, ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F). The month sees relatively low precipitation of 25 mm (1.0 in) over just 4 days and humidity levels at 68%.
In contrast, July features significantly warmer conditions, with temperatures ranging from a minimum of 20°C (69°F) to a high of 34°C (94°F) and an average of 25°C (77°F). However, July is also much wetter, with a staggering 383 mm (15.1 in) of rainfall spread across 28 days and humidity rising to 91%. For more detailed insights on the July climate, you can visit Dien Bien Phu weather in July.
December and August present stark contrasts in weather conditions. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F), accompanied by 25 mm (1.0 in) of precipitation over just 4 days and a humidity level of 68%. In contrast, August experiences much warmer temperatures, with a minimum of 20°C (69°F) and a maximum of 33°C (91°F), averaging 25°C (76°F). This month faces significant rainfall, accumulating 428 mm (16.8 in) over 29 days, resulting in a much higher humidity of 92%. For more details, check Dien Bien Phu weather in August.
When comparing the weather in December and September, December presents a much cooler and drier climate. With average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F) and only 25 mm (1.0 in) of precipitation over 4 days, December's conditions are generally mild and enjoyable. In contrast, September experiences significantly warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 32°C (91°F). Additionally, September is notably wetter, receiving 217 mm (8.5 in) of rain over 21 days, accompanied by higher humidity levels of 82%. For more details, you can check Dien Bien Phu weather in September.
When comparing the weather in December and October, notable differences emerge. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F). The month receives less rainfall, totaling 25 mm (1.0 in) over just 4 days, and the humidity sits at 68%. In contrast, October is considerably warmer, boasting minimum temperatures of 13°C (57°F) and averaging 22°C (72°F), with highs reaching up to 31°C (89°F). Precipitation is significantly higher in October at 106 mm (4.2 in) across 17 days, resulting in a humidity level of 76%. For more details on October's weather, you can visit Dien Bien Phu weather in October.
In comparing the weather between December and November, December presents cooler temperatures with a minimum of 3°C (38°F) and an average high of 28°C (83°F), while November maintains milder conditions, featuring a minimum of 11°C (52°F) and an average high of 30°C (86°F). Precipitation levels are slightly higher in November, totaling 23 mm (0.9 in) over 5 days compared to December's 25 mm (1.0 in) over just 4 days. Humidity levels remain relatively close, with December at 68% and November slightly higher at 72%. For more detailed insights into November's weather, you can check out Dien Bien Phu weather in November.
As December settles in, Dien Bien Phu experiences a significant shift in climate compared to the warmer months. Temperatures cool down, with average highs around 28°C giving way to crisp lows that can dip as low as 3°C, making outdoor excursions more refreshing but requiring warmer attire. While the month sees a moderate amount of precipitation, with rain falling on just a few days, the overall humidity remains at a comfortable level of 68%. This combination of cooler temperatures and occasional rain transforms the region's scenic beauty as lush landscapes embrace the winter chill. For a comprehensive look at the year-round climate trends, explore Dien Bien Phu Climate.