Last updated: August 21, 2025
In La Merced, Colombia, September brings a harmonious blend of moderate temperatures and lush rainfall, making it a unique time of year. The maximum temperature reaches a pleasant 27°C (81°F), while the average temperature settles at a comfortable 19°C (67°F), dipping to a minimum of 14°C (57°F) during cooler nights. This month is characterized by significant precipitation, totaling 571 mm (22.5 in) across 30 days, contributing to the area's rich biodiversity and vibrant landscapes. With an average humidity level of 80%, the atmosphere feels refreshingly crisp, making September a notable month for experiencing La Merced's natural beauty in full bloom.
In September, La Merced experiences a mild climate with temperatures that reflect the transition into the latter part of the year. The minimum temperature hovers around 14°C (57°F), while average daily highs reach a comfortable 27°C (81°F). This month generally mirrors the preceding ones, maintaining a consistent average of 19°C (67°F). As the warmth persists, it's evident that the region's temperatures remain stable, making September an inviting time to explore the lush landscapes without the extreme heat often found in warmer months. The slight drop in minimum temperatures compared to August suggests a gentle shift, hinting at the coming of autumn, yet overall, the climate remains pleasantly mild.
In September, La Merced experiences significant rainfall, with an average precipitation of 571 mm (22.5 in) over 30 days—a pattern consistent with the region’s wet season. This amount, while slightly lower than the peaks in May and August, reflects the sustained moisture typical of this time, contributing to the lush greenery that characterizes the area. The month continues the trend of heavy rainfall established from April through August, illustrating La Merced's climate as persistently humid and vibrant. As the rainy season transitions into the fall months, residents adapt to the rhythmic pattern of rainfall, which is imperative for the area’s agriculture and ecosystem.
In September, La Merced, Colombia experiences a notable humidity level of 80%, consistent with the slightly elevated moisture of the preceding months. The summer months of May and June peak at 87%, creating a lush, vibrant atmosphere that characterizes the region's rainy season. As the year transitions, humidity levels slightly decline in August and stabilize in September, indicating a gradual shift toward drier conditions. Throughout the year, a trend emerges with humidity remaining predominantly high, fluctuating between 77% to 87%. This continuous humidity contributes to La Merced's lush landscapes and rich biodiversity, underscoring the impact of moisture on the region's climate and ecology.
In September, La Merced, Colombia, experiences a consistently high UV Index of 14, categorized as extreme. This indicates that sun exposure can lead to skin damage in just 10 minutes, a trend that has remained stable since the previous months of July and August. Remarkably, the UV Index has been predominantly high throughout the year, peaking at 16 in March and April. This sustained intensity highlights the need for vigilant sun safety practices, especially as the seasons change. To stay informed and protect yourself from harmful UV rays, check out the latest updates on the La Merced UV Index.
UV Risk Categories
As September rolls into La Merced, Colombia, the days continue to bask in radiant sunshine, offering an impressive 254 hours of sunlight. This is a notable highlight in a year that showcases a vibrant fluctuation in daylight, with the sunniest months being July and August, both boasting 273 hours. Following the trend from the mid-year peak, September maintains a robust level of brightness, providing a warm transition into the cooler months ahead. Despite the slight decline in sunshine compared to its predecessors, it remains significantly brighter than the winter months of November and October. Overall, September's consistent daylight reinforces the charming allure of La Merced, making it a delightful time to explore the beauty of this Colombian gem.
In La Merced, Colombia, the likelihood of sunny weather shows some intriguing trends throughout the year, particularly in September. This month boasts a 7% chance of sunshine, placing it slightly above other rainy months like October and March. As we transition from August's notably gloomy 2%, there's a modest improvement, hinting at occasional breaks in the clouds. Overall, while La Merced experiences its sunniest days in January with a 13% chance, September's weather still offers a flicker of hope for sun-seekers, bridging the gap towards the rainy season that follows. Embracing the slightly brighter September days can make for delightful outdoor experiences amidst the lush Colombian landscape.
In La Merced, Colombia, the pattern of daylight duration reveals a fascinating consistency throughout the year. September follows the trend of the previous months, featuring 12 hours of daylight—a duration that has been stable since March. This consistent light allows for a variety of outdoor activities, making it an ideal month for exploration and enjoyment of the region's natural beauty. As the year progresses, daylight starts to taper off slightly into October, returning to the 11 hours seen in the early months, yet September stands out as a peak of balanced sunlight, perfectly blending day and night for both residents and visitors alike.
In September, La Merced, Colombia, experiences consistent and gentle breezes, with an average wind speed maintaining a steady 1.0 m/s (2 mph). This stability in wind conditions is characteristic of the region throughout the year, as monthly averages hover around this mark from January through December. The calm winds create an inviting atmosphere perfect for enjoying the rich landscapes and vibrant cultures. As the seasons shift, the unchanging breeze serves as a gentle reminder of La Merced's serene charm, making it an ideal time for leisurely outdoor activities and exploration.
Weather in La Merced varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in La Merced, focusing on differences in temperature, rainfall, humidity, and UV levels.
Comparing the weather in September and January reveals some interesting similarities and differences. Both months experience an average temperature of around 19°C (67°F), with January being slightly warmer at a maximum of 28°C (83°F) compared to September's 27°C (81°F). However, September is notably wetter, with a hefty precipitation of 571 mm (22.5 in) across 30 days, while January sees significantly less rain at 306 mm (12.0 in) over 24 days. Humidity levels are relatively close, with September at 80% and January at 78%. For a closer look at January weather specifics, you can visit La Merced weather in January.
September and February exhibit notable similarities and differences in their weather patterns. Both months feature a minimum temperature of around 14°C (57°F), but February tends to have a slightly higher average temperature of 20°C (68°F) compared to September's 19°C (67°F). The maximum temperatures are also comparable, with February reaching up to 28°C (82°F) while September peaks at 27°C (81°F). However, September sees significantly more rainfall, totaling 571 mm (22.5 in) over 30 days, compared to February's 316 mm (12.4 in) across 27 days. Additionally, the humidity is marginally higher in September at 80%, while February maintains a comfortable 77%. For more insights into February's weather, you can visit La Merced weather in February.
September and March have remarkably similar temperatures, with both months experiencing a minimum of 14°C (57°F), an average of 19°C (67°F), and a maximum of around 27°C (81°F). However, September is characterized by significantly higher precipitation, totaling 571 mm (22.5 in), compared to March's 391 mm (15.4 in). Despite the comparable humidity levels of 80% in both months, the increased rainfall in September may lead to a noticeably wetter and more humid atmosphere. For more detailed information on March weather, you can visit La Merced weather in March.
When comparing the weather in September and April, both months exhibit similar temperature ranges, with April slightly warmer, showing a minimum of 15°C (58°F) and an average of 20°C (68°F), compared to September's minimum of 14°C (57°F) and average of 19°C (67°F). Each month features a maximum temperature of 27°C (81°F). However, September has a higher total precipitation of 571 mm (22.5 in) across 30 days, while April sees a bit less rain at 496 mm (19.5 in) over 29 days. Humidity levels are also comparable, with September at 80% and April slightly higher at 83%. For a detailed look at April weather, visit La Merced weather in April.
September and May share similar temperature ranges, with both months experiencing minimum temperatures around 14°C (57°F to 58°F) and maximums reaching 27°C (81°F). However, May tends to be slightly warmer on average, sitting at 20°C (68°F) compared to September's 19°C (67°F). Precipitation levels are notably higher in May, with 650 mm (25.6 in) of rainfall over 31 days, contrasted with September's 571 mm (22.5 in) over 30 days. Additionally, May has a higher humidity level at 87%, making it feel a bit more muggy than September's 80%. For a detailed look at weather patterns, you can visit La Merced weather in May.
When comparing the weather in September and June, both months feature similar temperature ranges, with June having a slightly higher average temperature of 20°C (68°F) compared to September's 19°C (67°F). Both months reach a maximum of 27°C (81°F) and maintain a consistent minimum temperature of around 14°C (57°F). However, June experiences higher humidity at 87% compared to September's 80%, making it feel a bit more muggy. Precipitation levels are also comparable, with June receiving 575 mm (22.7 in) and September recording 571 mm (22.5 in), both spread over 30 days. For more details on June weather, check out La Merced weather in June.
In comparing the weather between September and July, both months exhibit similar temperature ranges, with minimums around 14°C (57°F), maximums reaching 27°C (81°F), and average temperatures only slightly varying—19°C (67°F) in September and 20°C (68°F) in July. However, July tends to be slightly wetter, accumulating 601 mm (23.7 in) of precipitation over 31 days compared to September's 571 mm (22.5 in) across 30 days. Humidity levels also differ, with July experiencing a higher average humidity of 85% versus September's 80%. For more detailed weather insights, you can check La Merced weather in July.
In comparing the weather of September to that of August, we can see that both months share similar temperature ranges, with September experiencing a minimum of 14°C (57°F) and an average of 19°C (67°F), while August records a slightly higher average of 20°C (68°F). The maximum temperatures remain consistent at 27°C (81°F) for both months. However, September has less precipitation than August, with 571 mm (22.5 in) compared to August's 607 mm (23.9 in), despite both months having rain on approximately 30 days. Humidity levels remain high at 80% for both months, contributing to a muggy atmosphere. For more detailed insights on August's weather, visit La Merced weather in August.
September and October exhibit similar temperature ranges, with both months showcasing an average of 19°C (67°F) and maximums peaking at 27°C (81°F). However, September tends to have slightly higher minimum temperatures, starting at 14°C (57°F), compared to October's 15°C (59°F). Precipitation levels remain high in both months, with September recording 571 mm (22.5 in) and October showing a slightly lower 544 mm (21.4 in), though both months experience rain throughout 30 days. Moreover, October sees a slight increase in humidity, rising to 85% from September’s 80%. For more details, you can check La Merced weather in October.
In comparing the weather between September and November, both months present similar temperature ranges, with minimums of 14°C (57°F) and average highs around 19°C (67°F). However, September tends to be slightly warmer with a maximum of 27°C (81°F), while November sees a peak of 26°C (79°F). Precipitation levels are also noteworthy; September experiences heavier rainfall at 571 mm (22.5 in) over 30 days, compared to November's 413 mm (16.3 in) over 29 days. Additionally, humidity levels rise in November to 87%, making it feel a bit more humid than the already high 80% in September. For more detailed insights on November weather, you can check out La Merced weather in November.
In comparing the weather between September and December, we see some notable similarities and differences. Both months enjoy average temperatures around 19°C (67°F), but September tends to be slightly warmer with a maximum of 27°C (81°F) compared to December’s 26°C (79°F). Precipitation levels are significantly higher in September, with 571 mm (22.5 in) of rain, while December sees a more manageable 312 mm (12.3 in). Humidity remains relatively consistent, hovering around 80% in September and increasing slightly to 83% in December. For more detailed insights, you can check La Merced weather in December.
As September rolls in, La Merced experiences a distinct shift in weather patterns that sets the month apart from others. With average temperatures hovering around a comfortable 19°C, locals enjoy pleasant days, while the warmer maximum hits 27°C, making it ideal for outdoor activities. However, the true hallmark of this month is its high precipitation, with rain gracing the area almost every day, leading to a moist humidity level of 80%. This heavy rainfall transforms the landscape, bringing a lush vibrancy to the region that is both refreshing and invigorating. If you're curious about how this month compares to the rest of the year, delve deeper into the specifics at La Merced Climate.