Last updated: August 28, 2025
In February, Son La, Vietnam, experiences a dynamic range of temperatures, with highs reaching up to 33°C (92°F) and lows dipping to 7°C (45°F), providing a pleasant average of 18°C (64°F). This month is relatively dry, recording only 25 mm (1.0 in) of precipitation over three days, making it a great time for outdoor exploration. The humidity remains at a comfortable 65%, adding to the region's appealing climate. Visitors and locals alike can enjoy the sunny skies interspersed with cooler days, perfect for experiencing the natural beauty of this mountainous area.
In February, temperatures in Son La, Vietnam begin to warm slightly, signaling the transition toward spring. The month starts off with a minimum of around 7°C (45°F), rising to an average of 18°C (64°F), and reaching a comfortable maximum of 33°C (92°F). This marks a subtle increase from January's cooler climate, where the average was 17°C (62°F). As we move from the chilly nights of winter to the balmy afternoons, February emerges as a pleasant period for both locals and travelers, with increasingly mild conditions setting the stage for the warmer months ahead. The gradual warming trend is particularly inviting, as it hints at the vibrant landscapes beginning to bloom with life.
In February, Son La experiences a notable dip in precipitation, receiving just 25 mm (1.0 in) of rain over the month, which translates to only 3 days of wet weather. This is a stark contrast to the significant rainfall that begins in the following months, where March brings a substantial increase to 67 mm (2.6 in) and April escalates further to 103 mm (4.0 in). The dry spell in February marks a transitional phase, hinting at the upcoming shift toward the wetter season characterized by heavy downpours from June through August. As winter fades, February’s mild precipitation sets the stage for what is to come, underscoring the region's distinctive seasonal rhythm.
In February, Son La, Vietnam experiences a slight uptick in humidity, rising to 65% from January's 63%. This gradual increase sets the stage for a shift in the weather patterns as the region moves towards the more humid months ahead. Notably, February marks the transition from the cooler, drier conditions of winter to the more tropical ambiance that characterizes the approaching spring and summer. As humidity levels continue to climb through the year, peaking in the height of summer at an impressive 91% in July and 92% in August, February serves as a reminder of the increasing moisture in the air, preparing residents and visitors alike for the lush, vibrant landscapes that follow.
In February, Son La experiences a notable increase in UV intensity, with the UV Index soaring to 10, categorizing it as very high exposure. This means that, just like in January, residents and visitors should be cautious, as unprotected skin can burn in a mere 15 minutes. As the region transitions into March, the situation escalates significantly—increasing to an extreme UV Index of 13, reducing burn time to 10 minutes. This trend continues through the upcoming months, highlighting a pattern of rising UV exposure that emphasizes the need for robust sun protection as spring approaches. For more details on UV levels throughout the year, check out Son La UV Index.
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In February, Son La, Vietnam basks in an impressive 252 hours of sunshine, marking a significant increase from January's 197 hours. This early burst of sunlight sets the stage for the warm embrace of spring, enticing both locals and visitors to explore the region's breathtaking landscapes. As the days lengthen towards March, the sunshine continues to flourish, peaking at 288 hours before gradually shifting through the spring months. The trend clearly indicates that with every passing month, the allure of Son La's sunny skies intensifies, making it a prime destination for sunlight seekers and nature lovers alike.
In Son La, Vietnam, February marks a slight increase in sunshine compared to January, with a 45% chance of sunny weather. This gradual rise is part of an upward trend, as the likelihood of sun continues to grow into March, reaching 48%. Interestingly, the sunny prospects start to decline in April, dipping to 33%, before plummeting during the summer months, where June and July see a stark 10% and 18% likelihood, respectively. This overall pattern highlights a seasonal shift, where late winter and early spring offer the best chances for enjoying sunny days in Son La, making February an ideal time for outdoor activities before the frequent rains of summer set in.
In Son La, Vietnam, February ushers in an increase in daylight hours, with 11 hours of sunlight brightening the landscape—a notable uptick from January's 10 hours. This gradual extension of daylight hours sets the stage for the impending warmth of spring, as the days continue to lengthen through March and April, reaching a peak of 12 hours. As the year progresses toward summer in May and June, the days linger even longer, showcasing 13 hours of daylight, ideal for outdoor explorations. The cycle then gently shifts, with daylight hours tapering to 12 hours in late summer and returning to 11 hours by autumn, before settling back into the shorter daylight of winter months. This rhythm of light not only marks the changing seasons but also influences the vibrant life and culture of Son La.
In February, the winds in Son La, Vietnam slow to an average of 1.6 m/s (3 mph), mirroring the gentle breezes of the preceding month. This slight dip continues a trend of modest wind speeds observed as the region transitions from the cooler winter months into the early warmth of spring. The wind remains consistent, with similar readings in March, but begins to lose a bit of its vigor as April approaches, falling further to 1.5 m/s. As the landscape begins to bloom and temperatures rise, this tranquil wind creates a serene atmosphere, perfect for savoring the beauty of the season's unfolding in this stunning mountainous region. Overall, February's delicate breeze signifies a calm before the shift toward warmer, more active months ahead.
Weather in Son La varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Son La, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparison to January, February experiences slightly warmer temperatures, with minimums around 7°C (45°F) and maximums reaching up to 33°C (92°F), compared to January’s minimum of 6°C (43°F) and maximum of 31°C (88°F). The average temperature in February is also a touch higher at 18°C (64°F) compared to January's 17°C (62°F). Additionally, February sees less precipitation, with only 25 mm (1.0 in) over three days, while January receives 34 mm (1.4 in) over five days. Humidity levels remain fairly similar, with February at 65% and January at 63%. For more detailed insights, you can check Son La weather in January.
February and March in Son La showcase noticeable differences in weather patterns. In February, temperatures range from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), with an average of 18°C (64°F). The month sees relatively low precipitation, totaling 25 mm (1.0 in) over just 3 days, accompanied by a humidity level of 65%. In contrast, March experiences milder temperatures with a minimum of 11°C (53°F) and a maximum of 34°C (93°F), averaging 22°C (71°F). However, March is notably wetter, recording 67 mm (2.6 in) of rainfall over 9 days and lower humidity at 57%. For more details on the weather, check out Son La weather in March.
In comparing February and April weather, February tends to be milder with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), while April experiences generally warmer temperatures, with a minimum of 11°C (52°F) and a maximum of 37°C (99°F). February sees relatively low precipitation at 25 mm (1.0 in) over just 3 days, whereas April faces significantly heavier rainfall of 103 mm (4.0 in) spread across 13 days, contributing to a more humid environment despite its lower overall humidity average of 50%. For those looking for detailed information, check out Son La weather in April.
In February, the weather is generally warmer during the day, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 33°C (92°F). However, the month features only three days of precipitation, resulting in a relatively dry environment with 25 mm (1.0 in) of rainfall and humidity around 65%.
In contrast, May brings significantly warmer temperatures, with a minimum of 16°C (61°F) and a peak of 38°C (101°F), averaging 26°C (79°F) overall. The month is also much wetter, experiencing 102 mm (4.0 in) of rain spread over 16 days, and a slight increase in humidity to 68%. For more details on May's weather patterns, check out Son La weather in May.
February and June present stark contrasts in weather, particularly in terms of temperature and precipitation. In February, temperatures range from a mild 7°C (45°F) to a warm 33°C (92°F), with an average of 18°C (64°F). Precipitation is relatively low, totaling about 25 mm (1.0 in) over just 3 days, and humidity averages around 65%. In contrast, June experiences significantly higher temperatures, with a minimum of 21°C (70°F), an average of 27°C (80°F), and a maximum reaching 37°C (99°F). The month is much wetter as well, receiving 178 mm (7.0 in) of rainfall spread over 24 days, coupled with higher humidity levels at 79%. For a detailed forecast, you can view Son La weather in June.
February and July in Son La present a stark contrast in weather conditions. February experiences milder temperatures, with a minimum of 7°C (45°F) and an average high of 33°C (92°F), while July is notably warmer, seeing minimum temperatures around 21°C (70°F) and maximums reaching 35°C (95°F). Additionally, February is relatively dry, with only 25 mm (1.0 in) of precipitation over 3 days, whereas July is much wetter, recording 285 mm (11.2 in) across 23 days. The humidity also climbs significantly in July, averaging 91%, compared to 65% in February. For a detailed look at what to expect, check out Son La weather in July.
February and August present stark contrasts in weather conditions. In February, temperatures range from a mild minimum of 7°C (45°F) to a maximum of 33°C (92°F), with an average of 18°C (64°F). This month experiences relatively low precipitation, with just 25 mm (1.0 in) over 3 days and a humidity level of 65%. In contrast, August brings a warmer atmosphere, with minimum temperatures starting at 21°C (70°F) and averaging 26°C (78°F); maximum temperatures also peak at 33°C (92°F). However, the month is marked by heavy rainfall, totaling 322 mm (12.7 in) over 26 days, accompanied by high humidity levels of 92%. For more details on August weather specifically, you can visit Son La weather in August.
February and September in Son La present quite different weather characteristics. February boasts a broader temperature range, with minimums around 7°C (45°F) and maximums reaching up to 33°C (92°F), while averaging 18°C (64°F). This month experiences relatively low precipitation at 25 mm (1.0 in) over just 3 days, and humidity sits at a moderate 65%. In contrast, September is warmer overall, with minimum temperatures starting at 17°C (63°F) and maximums peaking at 34°C (94°F), averaging 25°C (78°F). However, it also sees significantly higher precipitation, totaling 121 mm (4.8 in) spread across 19 rainy days, resulting in increased humidity levels of 82%. For a deeper look into September's weather specifics, check out Son La weather in September.
February and October offer distinct weather experiences. In February, temperatures range from a cool 7°C (45°F) at night to a warm 33°C (92°F) during the day, with an average of 18°C (64°F). The month sees relatively low precipitation of 25 mm (1.0 in) over just 3 days and a humidity level of 65%. In contrast, October features milder nights with a minimum temperature of 12°C (54°F) and slightly warmer days averaging 23°C (73°F), reaching up to 33°C (91°F). However, it brings significantly greater rainfall, with 103 mm (4.0 in) spread across 13 days and increased humidity at 76%. For more detailed information, check Son La weather in October.
February and November exhibit mild temperatures, but November tends to be slightly cooler overall. In February, temperatures range from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), with an average of 18°C (64°F). Comparatively, November's temperatures start at a minimum of 9°C (49°F), peak at 31°C (89°F), and have an average of 20°C (69°F). Precipitation is a bit more pronounced in February with 25 mm (1.0 in) over 3 days, while November receives less rain, totaling 18 mm (0.7 in) across 4 days. Additionally, November has higher humidity at 72%, compared to February’s 65%. For more detailed information, check out Son La weather in November.
February and December offer distinct weather experiences, with February generally being warmer. In February, temperatures range from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), with an average of 18°C (64°F). In contrast, December features cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 31°C (89°F), averaging around 16°C (62°F). Both months receive similar amounts of precipitation, around 25 mm (1.0 in), but February sees rainfall on three days compared to four days in December. Additionally, humidity levels are slightly lower in February at 65% compared to 68% in December. For more detailed information on December weather in the region, you can visit Son La weather in December.
As February unfolds in Son La, the weather presents a refreshing contrast to the hotter months that follow. With average temperatures hovering around a comfortable 18°C (64°F), the month offers a welcoming respite from the sweltering heat that characterizes the summer. While occasional light rain adds to the region's charm, indicated by just a few precipitation days, the overall humidity remains at a moderate 65%, contributing to a pleasant atmosphere. This transitional month is an ideal time to explore the vibrant landscapes of Son La before the heat intensifies. For more details on the weather throughout the year, visit Son La Climate.