Last updated: August 28, 2025
In July, Dien Bien Phu, Vietnam experiences a warm and humid climate, with maximum temperatures reaching 34°C (94°F) and an average of 25°C (77°F). The minimum temperature hovers around 20°C (69°F), providing some relief from the summer heat. However, this month is characterized by significant precipitation, accumulating to 383 mm (15.1 in) across 28 rainy days, creating a lush and vibrant landscape. With humidity levels peaking at an impressive 91%, visitors should be prepared for a tropical atmosphere that is as challenging as it is enchanting.
In July, Dien Bien Phu experiences a warm and inviting climate, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 34°C (94°F). The average temperature stabilizes at 25°C (77°F), making it one of the more comfortable summer months. Following the trend of previous months, July maintains a balance between warmth and mildness, continuing to shed the cooler temperatures of earlier in the year. As the wet season progresses, humidity may rise, but the pleasant temperatures offer a nice respite for those exploring the region's lush landscapes and rich history. Overall, July is characterized by inviting warmth that enhances the vibrant atmosphere of this historic Vietnamese destination.
In July, Dien Bien Phu experiences a dramatic surge in precipitation, recording a substantial 383 mm (15.1 in) of rainfall over 28 days. This marks a peak in the region's wet season, with rainfall skyrocketing from the previous months and contributing to lush landscapes but also potential challenges such as flooding. The heavy downpour in July follows June's already significant rainfall of 262 mm (10.3 in), showcasing a clear trend of increasing moisture as summer progresses. As the wet season continues, August further intensifies this pattern, with rainfall expected to reach 428 mm (16.8 in), emphasizing the region's vulnerability to persistent and heavy rains during these peak months.
In July, Dien Bien Phu experiences a dramatic peak in humidity, soaring to an impressive 91%. This month marks the zenith of the region's moisture levels, following a steady rise from the relatively drier months of April and May, where humidity hovered around 50% and 68%, respectively. The onset of the rainy season in June, with a significant jump to 79%, sets the stage for the high humidity of July, which remains consistent through August, peaking at 92%. This trend highlights a notable transition from the cooler, drier early months of the year to the sultry, tropical climates that define the summer months, making July both the most humid and the most challenging time for outdoor activities in this enchanting Vietnamese locale.
In July, Dien Bien Phu, Vietnam experiences its peak UV Index at 15, categorizing it as extreme exposure and resulting in a burn time of just 10 minutes. This mirrors the UV intensity seen in May, highlighting a pronounced trend of heightened solar radiation during the summer months. As the UV Index rises from January’s relatively lower levels, the dangerous conditions necessitate vigilant sun protection. With August and September maintaining similar extreme levels, it's clear that the region faces significant UV challenges through mid-year. Visitors and locals alike should take precautions to avoid UV-related harm. For more detailed insights, visit the Dien Bien Phu UV Index.
UV Risk Categories
Dien Bien Phu basks in a generous 255 hours of sunshine during the month of July, continuing a trend of bright summer days. As the heat of May peaks with a remarkable 317 hours, July sees a slight dip, yet remains vibrant compared to the early months. The sun strengthens from January's dreary 202 hours, steadily climbing through the year, peaking in May before gradually tapering off into the cooler months of August and September. This consistent abundance of daylight not only enhances the city's lush landscapes but also invites locals and visitors alike to revel in outdoor adventures and the rich cultural experiences that define this charming corner of Vietnam.
In Dien Bien Phu, Vietnam, the likelihood of sunny weather takes a notable dip in July, with only a 13% chance of sunshine. This decline continues a trend observed since June, which sees an even lower 9% chance of clear skies. As we move through the year, the chance of sun generally fluctuates, peaking in the early months; January starts strong at 51%, and by March, it rises to an impressive 69%. However, as the monsoon season approaches, typically starting in May, the prospects for sunny days diminish significantly. For those looking to soak in the sun, it may be wise to plan trips earlier in the year before the clouds of July roll in.
In Dien Bien Phu, Vietnam, July boasts a consistent 13 hours of daylight, mirroring the duration seen in June and May. This peak in sunlight marks the height of summer, offering ample opportunity for outdoor adventures and cultural exploration. As the year progresses from January's 10 hours to the summer months, we observe a steady increase in daylight, reaching 13 hours before gradually tapering off in August and onwards. The smooth transition from the shorter winter months to the long summer days illustrates how the landscape comes alive, inviting both locals and visitors to bask in the vibrant atmosphere and rich natural beauty that this region has to offer.
In Dien Bien Phu, Vietnam, July experiences a gentle breeze with an average wind speed of 1.2 m/s (3 mph), marking a slight dip from the preceding months. This trend of lower wind speeds continues to highlight a calming atmosphere typical of mid-summer, as the city transitions into the later months. Notably, March showcases the highest wind speed at 1.7 m/s (4 mph), while the year's peak can be found in the cool breeze of September, which ultimately slows down to 1.0 m/s (2 mph). The overall pattern reveals a subtle yet noticeable seasonal rhythm, with wind conditions maintaining a consistent lightness across the year, creating a serene backdrop that characterizes this remarkable region.
Weather in Dien Bien Phu varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Dien Bien Phu, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in July and January, a stark contrast emerges. July presents a warm climate with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 34°C (94°F), accompanied by high humidity levels of 91% and significant rainfall of 383 mm (15.1 in) over 28 days. In contrast, January offers much cooler conditions, with temperatures starting at a minimum of 5°C (42°F) and reaching an average of 16°C (62°F) and a maximum of 30°C (86°F). The precipitation is considerably lower in January, totaling only 49 mm (1.9 in) across 5 days, along with a more comfortable humidity level of 63%. For more detailed insights on January conditions, you can check Dien Bien Phu weather in January.
July and February present stark contrasts in weather patterns. July experiences warm temperatures with a minimum of 20°C (69°F) and averages around 25°C (77°F), peaking at 34°C (94°F). The month is characterized by significant rainfall, totaling 383 mm (15.1 in) over 28 days, and high humidity levels at 91%. In contrast, February offers a cooler climate, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 31°C (89°F), averaging 17°C (63°F). Additionally, February sees minimal precipitation of just 29 mm (1.2 in) over 5 days and lower humidity levels at 65%. For a detailed look at February weather, you can visit Dien Bien Phu weather in February.
July and March present contrasting weather patterns, with July experiencing significantly higher humidity and precipitation levels. July boasts temperatures ranging from a minimum of 20°C (69°F) to a maximum of 34°C (94°F), coupled with a staggering 383 mm (15.1 in) of rain over 28 days, resulting in a humid environment at 91%. In contrast, March sees milder temperatures, with a minimum of 12°C (54°F), an average of 21°C (70°F), and a peak of 35°C (95°F). Additionally, March is considerably drier, with only 50 mm (2.0 in) of rainfall over 11 days and a much lower humidity level of 57%. For more detailed insights into March weather in the region, visit Dien Bien Phu weather in March.
When comparing the weather in July and April, it's clear that July is characterized by significantly higher humidity and precipitation. With average temperatures around 25°C (77°F), July experiences a maximum of 34°C (94°F) and a notable 383 mm (15.1 in) of rain over 28 days. In contrast, April boasts a lower average temperature of 23°C (73°F) while reaching a maximum of 36°C (97°F), but with much less rainfall at 119 mm (4.7 in) over just 14 days. The humidity levels are also markedly different, with July at 91% compared to April's 50%. For a more detailed look at April weather, you can check out Dien Bien Phu weather in April.
When comparing the weather in July and May, notable differences emerge. July experiences a milder temperature range, with a minimum of 20°C (69°F) and a maximum of 34°C (94°F), while May boasts a higher maximum of 38°C (101°F), yet both months have an average temperature of 25°C (77°F). Precipitation levels are significantly higher in July, with 383 mm (15.1 in) over 28 days compared to May's 85 mm (3.4 in) over 18 days. Additionally, humidity is markedly elevated in July at 91%, compared to a more comfortable 68% in May. For an in-depth look at May weather, you can visit Dien Bien Phu weather in May.
In June, the weather features a similar average temperature of 25°C (78°F) but slightly higher maximum temperatures, reaching up to 35°C (95°F). This month experiences less precipitation, with a total of 262 mm (10.3 in) over 26 days, and a lower humidity level of 79%. In contrast, July sees temperatures remain constant at an average of 25°C (77°F), but with a notable increase in rainfall, totaling 383 mm (15.1 in) over 28 days, and humidity levels soaring to 91%. For a detailed look at June's weather, you can visit Dien Bien Phu weather in June.
The weather in July and August exhibits some similarities and notable differences. Both months maintain a minimum temperature of 20°C (69°F) and an average temperature around 25°C, though August slightly dips in its maximum temperature to 33°C (91°F) compared to July's peak at 34°C (94°F). Precipitation is more pronounced in August, with 428 mm (16.8 in) over 29 days, surpassing July's 383 mm (15.1 in) over 28 days. Additionally, humidity remains high in both months, with August experiencing a touch more at 92% compared to July's 91%. For more specific details on the weather during this time, you can refer to Dien Bien Phu weather in August.
In July, the weather is hot and humid, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 34°C (94°F) and an average of 25°C (77°F). The month sees substantial rainfall, totaling 383 mm (15.1 in) over 28 days and a high humidity level of 91%. In contrast, September offers slightly cooler temperatures, with a minimum of 16°C (61°F), an average of 24°C (76°F), and a maximum of 32°C (91°F). Precipitation decreases significantly to 217 mm (8.5 in) across 21 days, and humidity levels also drop to 82%. For more detailed weather information in September, you can visit Dien Bien Phu weather in September.
In comparing the weather between July and October, it's clear that July is significantly warmer and more humid. July temperatures range from a minimum of 20°C (69°F) to a maximum of 34°C (94°F), with an average of 25°C (77°F). The month is also characterized by high precipitation, totaling 383 mm (15.1 in) over 28 days, creating a very humid atmosphere with 91% humidity. In contrast, October sees milder temperatures, with a minimum of 13°C (57°F), an average of 22°C (72°F), and a maximum of 31°C (89°F). Precipitation in October is considerably lower at 106 mm (4.2 in) across 17 days, and humidity drops to a more comfortable 76%. For further details on October weather, you can check out Dien Bien Phu weather in October.
July and November present contrasting weather patterns. In July, temperatures soar, with minimums around 20°C (69°F) and daily averages peaking at 25°C (77°F), often reaching highs of 34°C (94°F). This month is characterized by heavy rainfall, accumulating a total of 383 mm (15.1 in) over 28 days, alongside high humidity levels of 91%, creating a humid and tropical atmosphere.
Conversely, November offers a more temperate climate. It features cooler temperatures, with a minimum of 11°C (52°F), an average of 20°C (68°F), and a maximum of 30°C (86°F). Precipitation drops significantly to just 23 mm (0.9 in) over only 5 days, and humidity levels decrease to 72%, resulting in a much drier environment. For more detailed information on the weather in November, you can visit Dien Bien Phu weather in November.
In July, the weather is characterized by high temperatures, with daytime averages around 25°C (77°F) and peaks reaching as high as 34°C (94°F). This month experiences significant rainfall, totaling 383 mm (15.1 inches) over 28 days, contributing to a high humidity level of 91%. In stark contrast, December sees much milder temperatures, with average highs of 28°C (83°F) and lows dropping to around 3°C (38°F). Precipitation is minimal in December, amounting to only 25 mm (1.0 inch) over just four days, and humidity decreases to 68%. For more detailed information on December weather, you can visit Dien Bien Phu weather in December.
July in Dien Bien Phu is characterized by its high humidity and frequent rainfall, making it the wettest month of the year. Unlike the drier months, the air feels heavy and lush, with nearly every day seeing precipitation. The temperatures remain warm, with the average hovering around a comfortable 25°C, yet the combination of heat and humidity can be stifling. This distinct weather pattern not only shapes the landscape but also influences local activities and travel plans, encouraging visitors to embrace the vibrant green surroundings. For more insight into the climate throughout the year, explore Dien Bien Phu Climate.