September Weather in Lak, Vietnam

Last updated: August 28, 2025

In September, Lak, Vietnam experiences warm temperatures, with a maximum of 32°C (91°F) and an average of 25°C (77°F), while the mercury dips to a minimum of 20°C (68°F) during cooler nights. This month is characterized by significant precipitation, totaling 182 mm (7.2 in) across 25 rainy days, contributing to the lush greenery the region is known for. With humidity levels averaging around 88%, visitors can expect a tropical atmosphere, ideal for exploring the stunning natural landscapes that Lak has to offer.

September Temperature in Lak

In September, Lak, Vietnam offers a pleasant and mild climate, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 32°C (91°F). The average temperature sits comfortably at 25°C (77°F), reflecting a slight decline from the sweltering summer months. As the region transitions into autumn, September marks a shift towards cooler days, yet the warmth persists, making it an ideal time for outdoor activities and exploration. With nighttime lows comparable to August, the evenings remain inviting, ensuring that both locals and visitors can enjoy the lush scenery without the oppressive heat. This month strikes a perfect balance, embodying the last whispers of summer while hinting at the cooler days to come.

September Weather in Lak: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Lak, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lak, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec727378808179787877777572
Data source: Temperature data for Lak generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Lak

September marks a notable point in the precipitation pattern of Lak, Vietnam, as it witnesses a significant uptick in rainfall. With an impressive 182 mm (7.2 in) of rainfall over 25 days, this month stands out as the wettest of the year. Following a summer of substantial downpours, particularly in July and August with 155 mm (6.1 in) and 142 mm (5.6 in) respectively, September’s rainfall is a peak in the seasonal cycle, paving the way for the lush landscapes the region is known for. The influx continues into October, albeit at a reduced intensity, demonstrating a gradual transition towards the drier months ahead. Observing these trends highlights the clear shift from the dry start of the year, with January receiving just 23 mm (0.9 in), to the robust rainy season that characterizes the latter half of the year.

September Precipitation Trends in Lak

The chart displays monthly precipitation patterns in Lak, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Lak, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec23919491169915614218216320256
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lak

As the year progresses in Lak, Vietnam, September marks the peak of humidity, soaring to 88% and setting the stage for an increasingly muggy climate. This month continues the upward trend observed since June, where humidity levels have consistently hovered in the mid to upper 80s. Following a humid August at 87%, September's conditions signal the approach of the wet season, contributing to the lingering dampness that remains through October and November, which see humidity levels rise to 89% and 91%, respectively. This pattern highlights the tropical characteristics of Lak, emphasizing the importance of preparing for a steamy and often rainy September.

September Average Humidity in Lak

This chart illustrates the average monthly humidity levels in Lak, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Lak is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%79%75%72%78%85%84%87%88%89%91%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lak

As we navigate through the month of September in Lak, Vietnam, the UV Index remains high at 15, categorizing exposure as extreme with a burn time of just 10 minutes. This level aligns closely with the previous months, maintaining a trend of consistently elevated UV levels, particularly from March to September, where figures hovered between 14 and 16. September’s UV Index is slightly lower than the peaks observed earlier in the year, yet it serves as a reminder for outdoor enthusiasts to take precautions against sun exposure. As you explore the scenic beauty of Lak, make sure to protect your skin and stay informed. For detailed information, visit the Lak UV Index.

Maximum UV Index Levels in Lak for September

The chart shows the monthly maximum UV Index (UVI) for Lak in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Lak typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161514141515141210
Data source: Lak September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Lak

As September rolls in, Lak, Vietnam continues to bask in brightness, enjoying 282 hours of sunshine. While this marks a slight dip from the peak of 325 hours in March, the overall trend reveals a robust summer of sun that trails into the fall months. *With the warm glow of June bringing 295 hours and August following closely with 302 hours, September's sunshine still outshines the gloomier months of October and November, both settling at 267 hours. This gentle transition signals the gradual shift into the cooler seasons, making each sun-drenched day in September a cherished moment before the curtain of autumn descends.

Monthly Sunshine Duration in Lak: September Highlighted

The September sunshine duration represents the total number of hours Lak experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec250h293h325h310h315h295h306h302h282h267h267h282h
Data source: Lak September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lak During September

As September rolls into Lak, Vietnam, the likelihood of basking in sunny weather takes a notable dip, with a mere 10% chance of sunshine. This stark decline emerges after the relatively warm and sunny months of spring and early summer, where March boasts a promising 63% chance of clear skies. However, as August wraps up, the probability plummets sharply, signaling the city's transition towards the wetter months. With October trailing closely behind at 8%, nature seems to prepare for more overcast days. This trend highlights September as a turning point, where the vibrant summer sun gives way to the embracing clouds of the fall season.

Percentage of Sunny Days in September in Lak

The chart illustrates the percentage of sunny days in Lak throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Lak experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%53%63%42%38%27%21%15%10%8%14%18%
Data source: Lak September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lak in September

In Lak, Vietnam, the month of September offers a delightful 12 hours of daylight, consistent with the extended daylight seen from March through August. This stable duration highlights a trend of abundance in sunlight during the heart of the rainy season, promoting vibrant local flora and fostering outdoor activities. While daylight begins to wane in October, dropping back to 11 hours, September's luminosity serves as a reminder of the lingering warmth before the gradual transition into the cooler months. As nature thrives under these bright skies, locals and visitors alike can fully savor the rich landscapes and cultural experiences that Lak has to offer.

Average Daylight Hours in Lak for September

The chart illustrates the variation in daylight duration in Lak throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 28m11h 43m12h 3m12h 23m12h 41m12h 49m12h 45m12h 30m12h 10m11h 50m11h 32m11h 23m
Data source: Lak daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lak

As September arrives in Lak, Vietnam, the winds take on a gentle tone, with an average speed of just 1.5 m/s (3 mph), making it one of the calmest months of the year. This marked decrease in wind intensity follows a summer of breezier days, with speeds peaking earlier in July (2.6 m/s) and August (2.1 m/s). The transition into autumn brings a soothing stillness, inviting residents and visitors alike to embrace the serene landscapes. As the year progresses, the winds gradually pick up again in October, hinting at the cyclical nature of the climate in this enchanting region. Such trends not only define the rhythm of daily life in Lak but also enhance its picturesque charm, making the subtle September breeze a perfect companion for reflective afternoons.

Average September Wind Speed in Lak

The chart displays monthly wind speed patterns in Lak, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.52.51.71.52.42.62.11.5 m/s1.92.63.0
Data source: Lak September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lak Compares to Other Months

Weather in Lak varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Lak, focusing on differences in temperature, rainfall, humidity, and UV levels.

September weather presents a warmer atmosphere, characterized by minimum temperatures of 20°C (68°F) and average highs reaching 32°C (91°F). This month is also marked by significant precipitation, with 182 mm (7.2 in) spread over 25 days, coupled with a notably high humidity level of 88%. In contrast, January experiences cooler temperatures, with a minimum of 13°C (55°F) and an average of 22°C (72°F), peaking at 31°C (87°F). Precipitation in January is much lighter, totaling only 23 mm (0.9 in) over just 3 days, and humidity is slightly lower at 84%. For more detailed insights, visit Lak weather in January.

In September, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 32°C (91°F) and an average of 25°C (77°F). This month also experiences significant rainfall, totaling 182 mm (7.2 in) over 25 days, resulting in high humidity levels of around 88%. In contrast, February boasts a more moderate climate, where temperatures vary from a minimum of 12°C (54°F) to a maximum of 35°C (95°F), with an average of 23°C (73°F). Notably, February sees much less precipitation, only 9 mm (0.4 in) across just one day, and a slightly lower humidity of 79%. For a more detailed look at February weather, you can visit Lak weather in February.

In September, the weather tends to be warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 32°C (91°F) and an average of 25°C (77°F). The month also experiences significant rainfall, totaling 182 mm (7.2 in) over approximately 25 days, leading to an elevated humidity level of 88%. In contrast, March offers an even warmer maximum temperature of 37°C (99°F), while maintaining the same average of 25°C (78°F). However, it sees much less rain, with only 19 mm (0.7 in) over just 3 days and a lower humidity of 75%. For more details, check out Lak weather in March.

September and April present contrasting weather experiences. In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 32°C (91°F), with an average of 25°C (77°F). This month is characterized by high humidity at 88% and frequent rain, totaling 182 mm (7.2 in) over 25 days. In contrast, April offers warmer conditions with temperatures ranging from 17°C (63°F) to a scorching maximum of 37°C (99°F), and an average of 27°C (80°F). Surprisingly, April sees considerably less rain, with only 49 mm (1.9 in) falling over just 9 days and lower humidity at 72%. For more detailed insights into April's weather, check out Lak weather in April.

September and May present contrasting weather patterns. In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 32°C (91°F), with an average of 25°C (77°F). This month also experiences significant rainfall, totaling 182 mm (7.2 in) over 25 days, and high humidity at 88%. In contrast, May enjoys slightly higher temperatures, with a minimum of 21°C (70°F) and a maximum of 36°C (97°F), averaging 27°C (81°F). Rainfall is less in May, totaling 116 mm (4.6 in) over 19 days, accompanied by a lower humidity level of 77%. For more details on May weather, check out Lak weather in May.

In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 32°C (91°F), with an average of 25°C (77°F). This month experiences significant rainfall, with a total precipitation of 182 mm (7.2 in) spread over 25 days and a humidity level of 88%. In contrast, June sees slightly higher temperatures, with a minimum of 21°C (69°F) and a maximum reaching 35°C (95°F), averaging 26°C (79°F). The precipitation amount is notably lower at 99 mm (3.9 in) over 21 days, and humidity is slightly less at 85%. For more detailed information, check Lak weather in June.

In comparing the weather between September and July, September experiences slightly milder temperatures, with minimums dropping to 20°C (68°F) compared to July’s minimum of 21°C (70°F). Both months have an average temperature of around 25°C (77°F), but July reaches higher maximums of up to 34°C (94°F), while September peaks at 32°C (91°F). Rainfall is more frequent in September, with 182 mm (7.2 in) of precipitation over 25 days, compared to July’s 155 mm (6.1 in) across 26 days. Similarly, humidity levels are higher in September at 88%, while July sees slightly lower humidity at 84%. For more details on July's weather, check out Lak weather in July.

In comparing the weather between August and September, we see slight variations in temperature and precipitation. Both months experience a minimum temperature of around 20°C, with September averaging a modest decrease to 25°C compared to August’s slight increase to 25°C. The maximum temperatures remain similar, with September peaking at 32°C, just slightly lower than August's 33°C. Notably, September sees an increase in precipitation, reaching 182 mm over 25 days, compared to 142 mm over 24 days in August, alongside a marginal rise in humidity to 88%. For a detailed look at August weather specifics, you can refer to Lak weather in August.

September and October present a gradual transition in weather patterns. In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 32°C (91°F), with an average of 25°C (77°F). This month also experiences heavier rainfall, totaling 182 mm (7.2 in) over 25 days, contributing to a high humidity level of 88%.

In contrast, October sees slightly cooler minimum temperatures at 18°C (65°F) but can peak at 34°C (93°F), maintaining the same average of 25°C (77°F). Precipitation decreases to 163 mm (6.4 in) across 19 days, with humidity rising slightly to 89%. Overall, October tends to be warmer at the higher end and drier than September. For more details, visit Lak weather in October.

In comparing the weather between September and November, both months exhibit warm temperatures, but there are some notable differences. September has a minimum temperature of 20°C (68°F) and an average of 25°C (77°F), with a maximum reaching 32°C (91°F). The month also experiences significant rainfall, with 182 mm (7.2 in) of precipitation over 25 days and a humidity level of 88%.

In contrast, November slightly lowers the minimum temperature to 18°C (64°F) but maintains a similar average of 24°C (75°F) and an increase in maximum temperature to 33°C (92°F). This month sees a bit more rainfall, totaling 202 mm (8.0 in) but spread over just 13 days, leading to increased humidity at 91%. For more detailed insights on November weather, you can check Lak weather in November.

In September, the weather is typically warm and humid, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 32°C (91°F). This month also experiences substantial rainfall, accumulating 182 mm (7.2 in) over 25 days, contributing to a high humidity level of 88%. In contrast, December brings milder temperatures, with a minimum of 14°C (58°F) and an average of 22°C (72°F), while still reaching a maximum of 32°C (90°F). Notably, precipitation sharply decreases to 56 mm (2.2 in) over just 8 days, maintaining a slightly higher humidity at 89%. For more details, visit Lak weather in December.

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Conclusion: What to Expect From September Weather in Lak

As September unfolds in Lak, visitors can expect a captivating blend of warmth and moisture, distinct from the drier months surrounding it. With average temperatures hovering around 25°C (77°F), the days can feel quite warm, especially with the humidity lingering around 88%, creating a tropical ambiance. Unlike the more arid months, September brings frequent rain—spanning about 25 days—culminating in a total precipitation of 182 mm (7.2 in). This shift not only transforms the landscape into lush greenery but also sets a unique backdrop for exploring the rich biodiversity of the region. For further insights into what to anticipate throughout the year, check out Lak Climate.