Last updated: August 21, 2025
In September, Pakse, Laos, experiences a tropical climate characterized by warm temperatures and significant rainfall. With a maximum temperature reaching 34°C (93°F) and an average of 27°C (81°F), the days can be quite warm but are often accompanied by pleasant evenings cooling down to a minimum of 22°C (72°F). This month sees abundant precipitation, totaling 347 mm (13.7 in) over 26 days, contributing to the region's lush landscapes. High humidity levels at 91% create a palpable tropical environment, making September a time of vibrant green scenery, albeit with frequent showers that keep the air refreshing.
In September, Pakse, Laos, experiences a mild and comfortable shift in temperatures, with minimums around 22°C (72°F) and maximums capping at 34°C (93°F). This month maintains an average of 27°C (81°F), which is in line with the late rainy season's cooler weather. Compared to the hotter months of April and May, where highs hit 39°C (103°F), September offers a refreshing reprieve, making it an ideal time for outdoor adventures. This transitional temperature pattern hints at the impending arrival of the cooler October days, solidifying September as a delightful interlude in Pakse's tropical climate.
September in Pakse, Laos, marks a significant transition in the monsoon season, characterized by ample rainfall totaling 347 mm (13.7 in), falling over 26 days. This is a continuation of the heavy precipitation experienced in the preceding months, particularly July and August, which boasted even higher totals. As the wettest months recede, September still retains a substantial amount of rainfall, contributing to the lush landscape of the region. With the skies frequently drenched, it's no surprise that this month is part of the peak rainy season, fostering an environment where rivers swell and greenery flourishes, illustrating the rhythm of the monsoon and its vital role in sustaining the local ecosystem.
September in Pakse, Laos, is marked by high humidity levels, averaging 91%, which is consistent with the trend of the preceding months. Following a peak in August at 93%, September maintains this elevated humidity, creating a somewhat heavy atmosphere. This pattern suggests a notable shift as the year progresses from the cooler, drier months of January through April, where humidity dips as low as 49%. As we move into the latter part of the year, humidity levels remain relatively high, only slightly decreasing to 88% in October. Overall, the cyclical rise in humidity from early in the year peaks during the summer months, making September a quintessentially humid month in Pakse.
In September, Pakse, Laos experiences a UV Index of 14, categorizing it under the extreme exposure level, with a burn time of just 10 minutes. This month continues the trend established throughout the summer, where high UV levels remain a concern, peaking in the earlier months of April and July at an index of 15. As the rainy season approaches, the UV index slightly drops, signaling a shift towards the end of the extreme sunlight exposure that characterizes the earlier months. It's crucial for both locals and visitors to take necessary precautions during this month to protect themselves from potential sun damage. For more details, visit Pakse UV Index.
UV Risk Categories
As September rolls into Pakse, Laos, the sun continues to shine brightly, contributing to the region's warm, inviting atmosphere. With 264 hours of sunshine, September offers a slight dip from the summer peak but maintains a commendable level of brightness compared to the preceding months. Interestingly, this month sees an increase from August's 244 hours, hinting at a gradual but welcome return to sunnier days. Following a summer of significant variability, the brightness during September signals the onset of the transitional phase toward the drier months ahead, making it an ideal time for travelers to enjoy the lush landscapes bathed in golden light.
When considering the likelihood of sunny weather in September in Pakse, Laos, the statistics reveal a notable decline in sunshine compared to the earlier months of the year. With only a 12% chance of sun, September is one of the cloudiest months, following an already dismal summer characterized by minimal sunshine. This trend of waning sunlight begins in April and continues through a sultry August, before hitting its annual low in September. Travelers seeking bright, sunny days may want to rethink their plans during this period, as the chances of enjoying clear skies are significantly diminished. Consider visiting earlier in the year, when the sun shines a much brighter 71% of the time in January, or as conditions improve again in late fall.
In Pakse, Laos, September marks a continuation of the generous daylight that characterizes much of the year. With a consistent 12 hours of daylight, this month maintains the trend established from March through August, offering ample time for exploration and outdoor activities. The steady daylight duration not only enhances the region's vibrant natural beauty but also promotes a sense of balance as the days begin to shorten in October. As daylight hours slowly shift towards the annual cycle, September stands out as a prime time to enjoy the warm sun and lush landscapes that define this stunning part of Southeast Asia.
As September sweeps through Pakse, Laos, the wind takes on a gentle demeanor, averaging a calm 1.3 m/s (3 mph). This slight decrease from the summer months reflects the region's transition towards the end of the rainy season, where breezes are soft and soothing. In fact, September is part of a broader trend seen throughout the year, where the wind speed gradually fluctuates, peaking in winter months like December at 1.8 m/s (4 mph). The consistently mild conditions throughout the year contribute to a delightful atmosphere, making Pakse an inviting destination as the winds whisper through the lush landscapes.
Weather in Pakse varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Pakse, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), accompanied by substantial rainfall of 347 mm (13.7 in) over 26 days and a high humidity level of 91%. This creates a muggy atmosphere, typical of the wet season. In contrast, January boasts a cooler climate with temperatures varying from 11°C (52°F) to a warm peak of 36°C (97°F). The month is characterized by minimal precipitation, receiving only 2 mm (0.1 in) over just one day and a lower humidity of 74%. For more details on the January weather, check out Pakse weather in January.
In September, the weather is characterized by higher humidity and substantial rainfall, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F). With an average of 27°C (81°F) and 347 mm (13.7 in) of precipitation over 26 days, it creates a lush and tropical atmosphere. In contrast, February experiences a drier climate with significantly lower humidity at 65%. The temperatures range from a cooler minimum of 14°C (57°F) to a hot maximum of 36°C (98°F), and the average temperature sits at 26°C (79°F). Notably, February only sees about 3 mm (0.1 in) of rain over just 1 day. For more details on February weather, check out Pakse weather in February.
In September, the weather tends to be warm and humid, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F). This month experiences significant precipitation, totaling 347 mm (13.7 in) over 26 days, and maintains a high humidity level of 91%. Conversely, March presents a drier and hotter climate, where average temperatures can reach up to 38°C (100°F), with a minimum of 18°C (64°F) and an average of 29°C (84°F). Rainfall in March is minimal, with only 21 mm (0.8 in) accumulating over just 4 days, and humidity drops to a comfortable 53%. For more details on the weather specifics, check out Pakse weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), with an average of 27°C (81°F), accompanied by high humidity at 91%. The month is also characterized by significant rainfall, totaling 347 mm (13.7 in) over 26 days. In contrast, April sees warmer temperatures, with a minimum of 18°C (64°F) and a striking maximum of 39°C (103°F), resulting in an average of 29°C (85°F). With only 50 mm (2.0 in) of precipitation over 10 days and much lower humidity at 49%, April tends to be drier and hotter. For more insights on April weather, you can visit Pakse weather in April.
When comparing the weather in September and May, it's clear that both months have their unique characteristics. September experiences a slightly higher average temperature of 27°C (81°F) compared to May's 29°C (84°F), but May can reach peak temperatures as high as 39°C (102°F). Precipitation is significantly higher in September, with 347 mm (13.7 in) across 26 days, while May sees only 131 mm (5.2 in) over 18 days. Additionally, September is considerably more humid at 91%, versus May's 72%. For more insights on May weather, you can check out Pakse weather in May.
When comparing the weather in September and June, we see some notable differences. September has a slightly lower average temperature, ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), while June is warmer with temperatures ranging from 23°C (73°F) to a maximum of 36°C (96°F). Both months experience considerable precipitation, but September has a higher total at 347 mm (13.7 in) compared to June's 282 mm (11.1 in), despite both months having rain on around 26 days. Additionally, September's humidity is slightly higher at 91%, compared to June's 86%. For more specific details about the weather during June, you can check Pakse weather in June.
In comparing the weather between September and July, both months experience similar average temperatures, with minimums of 22°C in September and 23°C in July, and maximums reaching up to 34°C. However, July is characterized by heavier rainfall, accumulating 467 mm over 28 days compared to September's 347 mm across 26 days. Humidity remains constant at a high 91% for both months, contributing to a muggy atmosphere. For more detailed insights, you can check Pakse weather in July.
In comparing the weather between August and September, both months share similar temperature ranges, with minimums around 22°C (72°F), average highs of 27°C (81°F), and maximums reaching 34°C (93°F). However, September experiences a slight decrease in precipitation, with 347 mm (13.7 in) over 26 days, compared to August’s heavier rainfall of 427 mm (16.8 in) over 29 days. Humidity remains high in both months, though it decreases slightly from 93% in August to 91% in September. For more detailed information on August weather, you can visit Pakse weather in August.
In September, temperatures are slightly warmer, with minimums reaching 22°C (72°F) and averages at 27°C (81°F), while October sees a slight dip in minimum temperatures to 20°C (68°F). Both months share the same maximum temperature of 34°C (93°F). However, September is significantly wetter, with 347 mm (13.7 in) of precipitation over 26 days compared to October's 208 mm (8.2 in) across 18 days. Humidity levels also decrease slightly in October to 88%, down from September's 91%. For a detailed look at the weather specifics, check out Pakse weather in October.
In September, the weather is characterized by warmer temperatures, with a minimum of 22°C (72°F) and an average of 27°C (81°F), peaking at a maximum of 34°C (93°F). This month also sees significant rainfall, totaling 347 mm (13.7 in) over 26 days, and high humidity levels at 91%. In contrast, November experiences slightly cooler temperatures, with a minimum of 18°C (64°F) and an average of 26°C (79°F), while reaching a maximum of 35°C (95°F). The precipitation drops dramatically to 37 mm (1.5 in) over just 6 days, alongside lower humidity at 85%. For more detailed information, you can check Pakse weather in November.
September and December exhibit notable differences in weather conditions. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), with an average of 27°C (81°F). This month also experiences significant rainfall totaling 347 mm (13.7 in) over 26 days, leading to high humidity levels of 91%. In contrast, December features a cooler temperature range, with a minimum of 13°C (55°F) and a maximum of 35°C (96°F), averaging 25°C (77°F). This month sees much less precipitation, only 7 mm (0.3 in) over just 2 days, and lower humidity at 82%. For more detailed insights, check Pakse weather in December.
As September unfolds in Pakse, the weather takes on a distinctive character compared to other months, marked by a significant increase in humidity and precipitation. With moisture-laden air typically hovering around 91%, the region experiences frequent rain, leading to 26 rainy days and a total precipitation of 347 mm. Temperatures remain warm, but the prevalent conditions create a lush, vibrant landscape often not seen in drier months. While the average temperature rests around 27°C, the combination of heat and high humidity can make it feel warmer. For a deeper understanding of what to expect throughout the year in Pakse, visit Pakse Climate.