Last updated: August 28, 2025
In Son La, Vietnam, July brings a vibrant tapestry of weather characterized by warm temperatures and high humidity. During this month, the maximum temperatures can soar up to 35°C (95°F), while the average remains a comfortable 26°C (79°F), and lows can dip to 21°C (70°F). The region experiences substantial precipitation, with an impressive total of 285 mm (11.2 in) over 23 rainy days, contributing to the lush green landscapes. With humidity levels reaching around 91%, the air is both thick and refreshing, enhancing the tropical feel of this picturesque locale.
In July, Son La, Vietnam, experiences a warm embrace, typical of its tropical climate. With minimum temperatures hovering around 21°C (70°F) and an average of 26°C (79°F), the region maintains a comfortable yet vibrant atmosphere. The maximum temperature peaks at 35°C (95°F), making it noticeably cooler than the sweltering heat of May, but still inviting for outdoor adventures. As the month progresses, the warmth remains steady, encouraging lush landscapes and bustling activity. This transitional period features a slight dip in temperature compared to the preceding months, signaling the onset of the rainy season while still offering plenty of sunshine for exploration and enjoyment. Overall, July in Son La strikes a delightful balance between warmth and the refreshing respite of tropical showers, inviting visitors to experience its natural beauty.
In July, Son La, Vietnam experiences a significant uptick in precipitation, with a staggering 285 mm (11.2 in) of rainfall, marking it as one of the wettest months of the year. This surge is indicative of the region's transition into its rainier season, following a progressively increasing trend since April. Notably, July sees 23 days of rainfall, contributing to the lush, vibrant landscapes typical of the monsoon period. The hefty rainfall persists into August, which records the highest precipitation of 322 mm (12.7 in), demonstrating a remarkable peak as the pattern of extended rainy days continues. Such trends highlight the contrast with the drier months earlier in the year, underscoring the dynamic climate of Son La.
July marks a peak in humidity levels in Son La, Vietnam, where the average humidity soars to 91%, creating a lush and vibrant atmosphere. This significant increase follows a gradual rise from 79% in June, hinting at the onset of the rainy season. As the region transitions into August, humidity remains similarly high at 92%, indicating a consistent pattern of tropical moisture that envelops Son La during these summer months. This trend showcases the region's transformation into a verdant paradise, but also highlights the discomfort that can accompany such stifling humidity. As the year progresses, humidity levels gradually decline, reflecting a shift towards drier conditions in the autumn, with November's more moderate 72% providing relief after the peak.
In July, Son La, Vietnam, experiences an extreme UV Index of 14, much like the preceding months of May, June, and continuing into August. This consistent high level of solar radiation indicates a need for heightened sun protection, as the burn time is just 10 minutes—a stark reminder of the sun's intensity during this period. As we move through the year, it's crucial to recognize the patterns that emerge: the UV Index remains consistently elevated from March through October, highlighting the importance of safeguarding your skin, especially during the summer months. For a more detailed understanding of UV exposure levels throughout the year, visit Son La UV Index.
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July in Son La, Vietnam, shines brightly with 283 hours of sunshine, making it one of the sunniest months of the year. Following the high of 312 hours in May, July maintains a strong sun presence, albeit slightly less than the peak. This month marks an interesting transition, as the sunshine begins to soften from the summer's intensity. With August showing a gentle decline to 267 hours, the consistent sunshine throughout the early months—from 197 hours in January to the robust 312 hours in May—highlights Son La's evolving climate. The overall trend showcases a vibrant summer, perfect for those seeking to bask in the sun's warmth before the cooler months set in, with sunshine hours gradually tapering into autumn.
July in Son La, Vietnam, is characterized by a notably low chance of sunny weather, with only an 18% likelihood of sunshine. This decrease follows a trend throughout the earlier summer months, where the chances of sun dip significantly—culminating in a stark drop from June's already dim 10%. As the wet season sets in, the outlook for August remains grim, plummeting even further to 14%. In contrast, months like December and January offer a brighter disposition, boasting over 40% chance of sunny days, indicating a seasonal shift that favors clearer skies. Thus, if you’re planning a visit in July, be prepared for overcast days and potential rain rather than sunshine.
In Son La, Vietnam, July boasts a generous 13 hours of daylight, maintaining the same luminous duration as the preceding month of June. As the year unfolds, the daylight gradually increases from 10 hours in January to peak at 13 hours during the height of summer in May and June. This prolonged exposure to sunlight starts to slightly wane in August, shifting back to 12 hours. The gradual transition in daylight hours reflects the changing seasons, with warmer summer months offering more time to bask in the sun's glow before the daylight hours begin to shorten again in the autumn months of September through December. This rhythmic cycle not only enhances the natural beauty of the region but also influences the lifestyle and activities of its residents.
In July, Son La, Vietnam, experiences a gentle caress of wind, with an average wind speed of 1.3 m/s (3 mph). This marks a continuation of the trend seen in June and August, where the breezes remain light and soothing, ideal for enjoying the lush, vibrant landscapes. The consistency of the wind speeds across these summer months reflects a tranquil phase in the region's climate, allowing for serene outdoor experiences. As the year progresses towards the autumn months, we can see a slight dip in wind strength, with September presenting the calmest breezes of the year at 1.1 m/s (3 mph). This stable yet subtle pattern of wind makes July in Son La a peaceful interlude, perfect for embracing the beauty of nature.
Weather in Son La varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Son La, focusing on differences in temperature, rainfall, humidity, and UV levels.
July and January present stark contrasts in weather. In July, temperatures soar with a minimum of 21°C (70°F) and an average of 26°C (79°F), peaking at a sweltering 35°C (95°F). This month is also characterized by high humidity at 91% and frequent rainfall, measuring 285 mm (11.2 in) over 23 days. In sharp contrast, January features cooler temperatures, with a minimum of 6°C (43°F) and an average of 17°C (62°F), reaching a maximum of 31°C (88°F). Precipitation is significantly lower at 34 mm (1.4 in) over just 5 days, coupled with a lower humidity level of 63%. For a detailed look at January weather, you can visit Son La weather in January.
In comparing the weather between July and February, July presents a much hotter and more humid climate, with average temperatures around 26°C (79°F) and maximums reaching up to 35°C (95°F). With 285 mm (11.2 in) of precipitation spread over 23 days, July's weather is characterized by frequent rainfall and high humidity at 91%. In contrast, February enjoys milder temperatures, with an average of 18°C (64°F) and maximums of 33°C (92°F), but significantly less rain at just 25 mm (1.0 in) over 3 days. This results in lower humidity levels of 65%, making February a more comfortable month overall. For more details, you can check Son La weather in February.
The weather in July is significantly warmer and more humid compared to March. During July, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (95°F), with an average of 26°C (79°F). In contrast, March experiences cooler temperatures, with a minimum of 11°C (53°F) and a maximum of 34°C (93°F), averaging 22°C (71°F). Additionally, July is marked by heavy rainfall, accumulating 285 mm (11.2 in) over 23 days, whereas March sees much lighter precipitation of just 67 mm (2.6 in) over 9 days. The humidity in July is substantially higher at 91%, compared to 57% in March, making the former month feel even more sweltering. For more detailed insights into March's weather, you can check this link: Son La weather in March.
In contrast to April, July experiences significantly warmer temperatures, with an average of 26°C (79°F) compared to April's 23°C (74°F), although the maximum temperature in April can peak at 37°C (99°F). However, July is characterized by much higher humidity at 91%, while April maintains a more comfortable 50%. Precipitation is also notably greater in July, with 285 mm (11.2 in) spread over 23 days, compared to April's 103 mm (4.0 in) over just 13 days. For more detailed information on April's weather, you can visit Son La weather in April.
When comparing the weather in July and May, July experiences higher humidity at 91%, which makes the warm temperatures feel even warmer. Both months share an average temperature of 26°C (79°F), but July's minimum temperature is slightly higher at 21°C (70°F) compared to May's 16°C (61°F). May can reach maximum temperatures of 38°C (101°F), making it the hotter month overall, while July sees a peak of 35°C (95°F). Additionally, July is significantly rainier, with 285 mm (11.2 in) of precipitation spread over 23 days, compared to May's more moderate 102 mm (4.0 in) over 16 days. For more details about May's weather, you can visit Son La weather in May.
In comparing the weather patterns of June and July, we observe some notable differences. June features slightly higher average temperatures, peaking at a maximum of 37°C (99°F), compared to July's maximum of 35°C (95°F). However, July experiences significantly more precipitation, with 285 mm (11.2 in) over 23 days, making it a much wetter month than June's 178 mm (7.0 in) across 24 days. Additionally, humidity levels rise in July to 91%, compared to June’s 79%, contributing to a more humid feel as the summer progresses. For more detailed information about the weather in June, you can visit Son La weather in June.
July and August present similar temperature ranges, with both months experiencing a minimum of 21°C (70°F) and an average temperature around 26°C (79°F). However, July boasts a slightly higher maximum temperature of 35°C (95°F), compared to August's peak of 33°C (92°F). Precipitation is more pronounced in August, with 322 mm (12.7 in) of rainfall over 26 days, compared to July's 285 mm (11.2 in) over 23 days. Humidity remains high in both months, with August edging out July at 92% versus 91%. For more specific details, you can check the Son La weather in August.
In comparison to July, September experiences slightly cooler temperatures, with minimums around 17°C (63°F) and an average of 25°C (78°F), compared to July's 21°C (70°F) minimum and 26°C (79°F) average. The maximum temperatures remain similar, reaching up to 34°C (94°F) in September, just a notch lower than July's peak of 35°C (95°F). Precipitation significantly decreases in September to 121 mm (4.8 in) over 19 days, a sharp drop from July's 285 mm (11.2 in) spread over 23 days. Humidity also sees a reduction, from 91% in July to 82% in September, making the latter month feel slightly less oppressive. For more details, you can check Son La weather in September.
July and October present a stark contrast in weather conditions. In July, the temperatures are significantly higher, with minimums around 21°C (70°F) and maximums reaching 35°C (95°F), and the humidity is a sweltering 91%. This month also sees substantial rainfall, totaling 285 mm (11.2 in) over 23 days, making it one of the wettest months of the year. In contrast, October enjoys milder temperatures with a minimum of 12°C (54°F) and an average of 23°C (73°F), peaking at 33°C (91°F). The precipitation decreases considerably to 103 mm (4.0 in) over just 13 days, and the humidity drops to a more comfortable 76%. For more details on the specific weather patterns in October, you can check Son La weather in October.
In July, the weather is characterized by warm temperatures, with a minimum of 21°C (70°F) and an average of 26°C (79°F), peaking at a sweltering 35°C (95°F). This month experiences high humidity at 91% and substantial rainfall, with 285 mm (11.2 in) falling over 23 days. In contrast, November brings a cooler and more pleasant climate, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 31°C (89°F), averaging around 20°C (69°F). Rainfall is significantly reduced in November, totaling just 18 mm (0.7 in) over 4 days, and the humidity drops to 72%. For a detailed look at November weather, you can check out Son La weather in November.
In July, the weather is typically hot and humid, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (95°F) and an average of 26°C (79°F). The month sees significant rainfall, accumulating 285 mm (11.2 in) over approximately 23 days, contributing to a high humidity level of 91%. In contrast, December offers a much cooler climate, with temperatures spanning from a chilly 3°C (37°F) at night to a comfortable 31°C (89°F) during the day, averaging 16°C (62°F). Rainfall is minimal in December, with only 25 mm (1.0 in) falling over just 4 days, and humidity drops to a more manageable 68%. For more detailed weather insights, you can check Son La weather in December.
As July rolls in, Son La experiences a significant shift in weather, marked by higher temperatures and increased humidity compared to other months. The average temperature reaches a warm 26°C, with occasional peaks soaring up to 35°C. Humidity levels remain high at 91%, contributing to a muggy atmosphere. Rainfall is also prolific, with nearly every day of the month experiencing precipitation, totaling about 285 mm. This makes July one of the wettest months, contrasting sharply with the drier spell earlier in the year. If you're planning to visit, be prepared for the lush greenery and vibrant landscapes that this rainy season nurtures. For more insights on annual weather patterns, check out Son La Climate.