September Weather in Las Lajas, Panama

Last updated: August 27, 2025

In Las Lajas, Panama, September welcomes visitors with a warm embrace, featuring a maximum temperature of 31°C (89°F) and an average of 26°C (79°F). While the weather remains inviting, the month is marked by steady rainfall, accumulating to 253 mm (10.0 in) over 29 days, creating a humid atmosphere with a relative humidity of 87%. This tropical climate intricately blends warmth with the lush vibrancy of nature, making September a captivating time to experience the beauty of Las Lajas amidst its rainy allure.

September Temperature in Las Lajas

In September, temperatures in Las Lajas, Panama exhibit a warm and inviting climate, typical of this tropical paradise. With minimums around 23°C (73°F), the days remain comfortable, while the average temperature hovers at 26°C (79°F), slightly cooling from the peak summer heat. The maximum temperatures during this month reach about 31°C (89°F), reflecting a gentle decline from the hotter months of April and March. As the rainy season progresses, you can expect a refreshing atmosphere, perfect for enjoying the beautiful surroundings while escaping the sweltering heat characteristic of the preceding months. Overall, September’s warm yet moderate climate makes it an appealing time to experience all that Las Lajas has to offer.

September Weather in Las Lajas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Las Lajas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Lajas, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980818079797979797879
Data source: Temperature data for Las Lajas generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Las Lajas

In September, Las Lajas, Panama experiences significant rainfall, totaling 253 mm (10.0 in) over the course of 29 precipitation days. This month stands as a pinnacle of the wet season, closely mirroring the intense summer months preceding it. With such a high frequency of rainy days, September contributes to the lush, green landscapes that characterize the region. Notably, the precipitation levels are remarkable, comparable to the floods seen in August (251 mm) and just shy of the more torrential rains of October (270 mm). The trend reveals a consistent pattern of heavy rain during these months, establishing September as a crucial period in the annual hydrological cycle of Las Lajas, where nature flourishes amidst the downpours.

September Precipitation Trends in Las Lajas

The chart displays monthly precipitation patterns in Las Lajas, 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 Las Lajas, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2914207126226827025125327026290
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Las Lajas

September in Las Lajas, Panama, continues the trend of elevated humidity levels characteristic of the region, sitting at a notable 87%. This month does not stray far from the preceding summer months of July and August, which also recorded high humidity at 88% and 87%, respectively. As the rainy season peaks, the atmosphere remains thick and moist, reminiscent of June's stark 90% humidity. Following September, humidity levels gradually ease into the more comfortable mid-80s, but overall, the late summer and early fall months consistently showcase Las Lajas as a humid haven, creating a lush tropical environment that is both vibrant and alive.

September Average Humidity in Las Lajas

This chart illustrates the average monthly humidity levels in Las Lajas, 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 Las Lajas is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%71%69%70%73%90%89%87%87%86%86%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Las Lajas

In September, Las Lajas, Panama, continues to experience an extreme UV Index of 13, with a consistent burn time of just 10 minutes. This month mirrors the UV intensity seen from June through August, maintaining the trend of high exposure levels characteristic of the region. As the year progresses, the UV Index shows a slight decline from April’s peak of 15 but remains notably elevated, underscoring the importance of sun protection during outdoor activities. With winter around the corner, the UV Index gradually decreases in the following months, hinting at a reprieve ahead. For more detailed insights into UV levels in this vibrant area, visit Las Lajas UV Index.

Maximum UV Index Levels in Las Lajas for September

The chart shows the monthly maximum UV Index (UVI) for Las Lajas 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 Las Lajas typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121314151513131313131210
Data source: Las Lajas 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 Las Lajas

In September, Las Lajas enjoys a delightful average of 273 hours of sunshine, marking a warm transition as the dry season approaches. This month showcases a notable consistency in daylight, slightly less than the vibrant peaks of spring but still radiant compared to the rainy summer months. As the year progresses, sunshine hours rebound, hovering above the low of 256 hours in June and maintaining a steady glow, indicating the allure of the region's tropical climate. With longer days ahead in October, the increasing sunshine reinforces the charm of Panama, captivating visitors with its beautiful beaches and lush landscapes.

Monthly Sunshine Duration in Las Lajas: September Highlighted

The September sunshine duration represents the total number of hours Las Lajas 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.
JanFebMarAprMayJunJulAugSepOctNovDec262h305h345h326h286h256h260h261h273h291h282h319h
Data source: Las Lajas September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Las Lajas During September

In September, Las Lajas, Panama, experiences a notably low likelihood of sunny weather, with only a 10% chance of sunshine gracing the skies. This trend is part of a larger pattern seen throughout the year, where the vibrant sunny days dwindle significantly during the rainy season. Following a peak in March at 44%, the chance of sun sharply declines moving into the months of April through August. While the chance does see a slight uptick in October, it still remains below 15%, suggesting that visitors and locals alike should prepare for a predominantly overcast and rainy September.

Percentage of Sunny Days in September in Las Lajas

The chart illustrates the percentage of sunny days in Las Lajas 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 Las Lajas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%39%44%19%9%10%14%6%10%15%18%35%
Data source: Las Lajas September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Las Lajas in September

In Las Lajas, Panama, the rhythm of day and night showcases a fascinating consistency, especially as we transition into September. This month, like the preceding ones from March to August, enjoys a generous 12 hours of daylight, reflecting the region's steady exposure to the sun during the middle part of the year. This trend of extended daylight provides ample opportunities for outdoor adventures and the vibrant natural beauty that characterizes this tropical paradise. As the year progresses into October, daylight begins to taper off, dropping back to 11 hours, ushering in a subtle shift towards shorter days. Overall, September's rich blend of sunlit hours not only enhances the lush landscapes but also fosters a warm, inviting atmosphere for residents and visitors alike.

Average Daylight Hours in Las Lajas for September

The chart illustrates the variation in daylight duration in Las Lajas throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 40m11h 50m12h 4m12h 18m12h 30m12h 35m12h 32m12h 22m12h 8m11h 54m11h 43m11h 37m
Data source: Las Lajas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Las Lajas

As September rolls into Las Lajas, the winds begin to whisper their gentle farewell to the vibrant summer months. With an average wind speed of 1.8 m/s (about 4 mph), September marks one of the calmest periods of the year, reflecting a gradual decline from the breezier conditions seen earlier in the year. This tranquil atmosphere is a stark contrast to the more robust winds of January through April, where speeds consistently hover around 4 m/s (10 mph) or more. As the seasons shift, September's soft breezes create an inviting backdrop, perfect for leisurely strolls along the stunning coastline, hinting at the upcoming transition to slightly more dynamic winds in November.

Average September Wind Speed in Las Lajas

The chart displays monthly wind speed patterns in Las Lajas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.54.53.12.51.92.31.91.8 m/s1.72.43.3
Data source: Las Lajas September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Las Lajas Compares to Other Months

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

September and January present quite different weather patterns, despite their similar average temperatures. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (89°F), coupled with high humidity levels at 87%. This month experiences significant rainfall, with about 253 mm (10.0 in) spread over 29 days. In contrast, January sees a slightly cooler temperature range of 22°C (71°F) to 32°C (89°F) and a marked decrease in precipitation, with only 29 mm (1.2 in) over 7 days, alongside lower humidity at 72%. For more detailed information, check Las Lajas weather in January.

September experiences warmer and more humid conditions compared to February, with average temperatures ranging from 23°C (73°F) to a peak of 31°C (89°F). This month sees significant rainfall, totaling 253 mm (10.0 in) over 29 days, contributing to an oppressive humidity level of 87%. In contrast, February offers a slightly cooler and drier climate, with temperatures averaging between 22°C (71°F) and 32°C (90°F). The precipitation drops dramatically to just 14 mm (0.5 in) across only 2 days, resulting in more comfortable humidity levels at 71%. For more detailed insights into February weather, you can visit Las Lajas weather in February.

September and March weather exhibit notable differences. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F). The month is characterized by significant rainfall, accumulating 253 mm (10.0 in) over 29 days and high humidity at 87%. In contrast, March experiences slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 33°C (91°F), averaging 27°C (80°F). Precipitation is minimal in March, with only 20 mm (0.8 in) occurring over 6 days, and humidity levels are lower at 69%. For more detailed information, you can visit Las Lajas weather in March.

When comparing the weather in September and April, it is clear that both months share warm temperatures, but they differ significantly in precipitation and humidity. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F). This month is notably characterized by high humidity at 87% and considerable rainfall of 253 mm (10.0 in) over 29 days. In contrast, April sees slightly higher temperatures, with minimums of 22°C (71°F) and maximums reaching 34°C (93°F), averaging at 27°C (81°F). However, April is much drier, with only 71 mm (2.8 in) of precipitation over 16 days and a lower humidity of 70%. For a more detailed look at April's weather, you can visit Las Lajas weather in April.

When comparing the weather in September and May, both months present warm temperatures, with May being slightly hotter on average. September features a minimum temperature of 23°C (73°F) and an average of 26°C (79°F), while May sees a similar minimum but a higher average temperature of 27°C (80°F) and a maximum of 33°C (92°F). Both months experience considerable rainfall, with September recording 253 mm (10.0 in) and May at 262 mm (10.3 in), along with precipitation occurring on 29 days in each month. However, September tends to be more humid at 87%, compared to May's 73%. For more detailed information on May weather, you can visit Las Lajas weather in May.

In September, the weather features a minimum temperature of 23°C (73°F) and an average of 26°C (79°F), with a maximum reaching 31°C (89°F). The month is marked by high precipitation levels of 253 mm (10.0 in) over 29 days and humidity averaging 87%. In contrast, June presents a slightly cooler minimum temperature of 22°C (72°F) and a similar average of 26°C (80°F), peaking at 32°C (89°F). June experiences slightly more rainfall, with 268 mm (10.5 in) also spread over 29 days, and humidity is marginally higher at 90%. For more detailed information, check out Las Lajas weather in June.

In comparing the weather of September and July, both months share similar temperature ranges, with minimum temperatures around 23°C (73°F) and average temperatures close to 26°C (79°F). However, July tends to be slightly warmer, peaking at a maximum of 32°C (90°F), while September's maximum reaches 31°C (89°F). Rainfall is also significant in both months, with September receiving 253 mm (10.0 in) of precipitation and July slightly higher at 270 mm (10.6 in), both spanning 29 days of precipitation. Humidity levels are comparable as well, with September at 87% and July at 88%. For a more detailed look at July's weather, check out Las Lajas weather in July.

In comparing the weather between September and August, both months exhibit similar temperature ranges, with September recording a minimum temperature of 23°C (73°F), an average of 26°C (79°F), and a maximum of 31°C (89°F). In contrast, August has slightly higher daytime maximum temperatures reaching 32°C (89°F) while maintaining the same minimum and average temperatures. Precipitation levels are quite comparable, with September experiencing 253 mm (10.0 in) over 29 days, just slightly more than August's 251 mm (9.9 in) over 30 days. Humidity remains consistent at 87% for both months, contributing to the sticky tropical feel. For more details on the weather in August, you can check Las Lajas weather in August.

In comparing the weather of September and October, we notice that temperatures remain relatively consistent, with September experiencing a minimum of 23°C (73°F) and an average of 26°C (79°F), while October has a slightly lower minimum at 22°C (72°F). Both months have a maximum temperature of 31°C (89°F). However, October sees a slight increase in precipitation, with 270 mm (10.6 in) spread over 28 days compared to September's 253 mm (10.0 in) over 29 days. Humidity levels also remain similar, with October slightly lower at 86% compared to September's 87%. For more details on October weather, you can check out Las Lajas weather in October.

In comparing the weather of September and November, both months exhibit similar temperature ranges with minimums at 23°C (73°F), average temperatures of 26°C (79°F), and maximums reaching 31°C (89°F for September and 88°F for November). Precipitation levels are also comparable, with September receiving 253 mm (10.0 in) over 29 days and November slightly higher at 262 mm (10.3 in) across 27 days. Humidity remains consistently high in both months, with September at 87% and November slightly lower at 86%. Overall, while both months experience warm temperatures, November tends to have marginally more rainfall. For more detailed insights, you can check Las Lajas weather in November.

September and December share similar temperature ranges, with minimums around 23°C (73°F), averages of approximately 26°C (79°F), and maximums close to 31°C (89°F for September and 88°F for December). However, the weather patterns differ significantly between the two months. September experiences considerably more rainfall, with 253 mm (10.0 in) over 29 days, resulting in a high humidity level of 87%. In contrast, December features much lighter precipitation of only 90 mm (3.6 in) across 20 days, leading to a more comfortable humidity level of 79%. For more detailed insights, you can check the Las Lajas weather in December.

Compare Las Lajas's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Las Lajas

As September unfolds in Las Lajas, it brings a unique blend of warmth and moisture that sets it apart from other months. The days offer a comfortably warm average temperature of around 26°C (79°F), while bursts of higher maximum temperatures ensure plenty of tropical energy. However, the high humidity of 87% and frequent rain, with nearly every day witnessing precipitation, create a distinctly lush and vibrant atmosphere in the region. This combination of warmth and wetness not only makes September one of the wettest months but also enhances the natural beauty of Las Lajas. For a deeper dive into the weather patterns throughout the year, explore Las Lajas Climate.