September Weather in Guaduas, Colombia

Last updated: August 21, 2025

In September, Guaduas, Colombia experiences a warm and humid climate, with maximum temperatures reaching 28°C (83°F) and an average of 21°C (71°F). The weather is characterized by frequent rain, accumulating 370 mm (14.6 in) over 26 days, contributing to a humidity level of 64%. Visitors should prepare for a vibrant, lush landscape shaped by this tropical atmosphere, where the lush greenery thrives under the persistent moisture and warmth.

September Temperature in Guaduas

In September, Guaduas, Colombia, enjoys mild temperatures that create a pleasant climate for both residents and visitors. The month features a minimum temperature of around 15°C (59°F) and peaks at 28°C (83°F), maintaining an average of 21°C (71°F). This slight variation in temperatures mirrors trends seen throughout the year, with the maxes consistently hovering between 27°C and 30°C. As the wet season approaches, the evenings can feel crisp, yet the days remain comfortably warm, making it an ideal time for outdoor exploration or relaxation in this charming town. Whether you’re enjoying the lush landscapes or immersing yourself in local culture, September’s climate sets a perfect backdrop for adventure.

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

The chart illustrates September temperature patterns in Guaduas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guaduas, 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).
JanFebMarAprMayJunJulAugSepOctNovDec707170707070707070707070
Data source: Temperature data for Guaduas 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 Guaduas

September in Guaduas, Colombia, marks a pivotal moment in the region's precipitation patterns, with a notable rainfall of 370 mm (14.6 in) falling over an average of 26 days. This considerable amount aligns with the trend observed throughout the rainy season, peaking in the preceding months of April and May. While rainfall starts to taper off from the 750 mm heights of May, September still maintains substantial moisture, reflecting the tail end of the wettest period. As the region transitions towards October, the precipitation levels remain consistent, emphasizing Guaduas' characteristic lush scenery, sustained by its abundant rainfall. The slightly reduced downpour compared to the earlier months hints at an impending shift towards the drier months ahead, showcasing the dynamic climatic patterns inherent to this Colombian landscape.

September Precipitation Trends in Guaduas

The chart displays monthly precipitation patterns in Guaduas, 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 Guaduas, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec100152342520603417356298370417238153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Guaduas

In September, Guaduas, Colombia experiences a significant drop in humidity, averaging 64%. This marks a transition from the peak of the rainy season in the preceding months, where humidity levels soared to 92% in June and 89% in July. As the year progresses toward the drier months, September's humidity indicates a gradual easing from the intense moisture of late spring and summer. The month stands out as a bridge, paving the way for an uptick in humidity again in October, suggesting a rhythm in the climate that residents have come to anticipate. Overall, while September is notably less humid than the peak summer months, it retains a comforting level of moisture, reflective of the region's lush environment.

September Average Humidity in Guaduas

This chart illustrates the average monthly humidity levels in Guaduas, 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 Guaduas is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%50%64%85%92%89%73%64%68%73%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guaduas

In September, Guaduas, Colombia, continues to showcase its intense sun exposure with a UV Index of 14, classified as extreme. This trend is consistent with the preceding months, where values have remained notably high, ranging from 13 to 16 throughout the year. Consequently, the recommended burn time is a mere 10 minutes, underlining the importance of sun safety precautions during this month. As we transition into October, the UV Index stays steady at 14, emphasizing a sustained need for vigilance against harmful sun rays. For those planning their outdoor activities, it’s essential to stay informed and prepared. For more detailed information on UV levels, visit Guaduas UV Index.

Maximum UV Index Levels in Guaduas for September

The chart shows the monthly maximum UV Index (UVI) for Guaduas 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 Guaduas typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416161514131414141211
Data source: Guaduas 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 Guaduas

As September rolls into Guaduas, Colombia, residents can bask in an impressive 288 hours of sunshine, making it one of the sunnier months of the year. This delightful stretch of daylight comes on the heels of the peak summer months, July and August, which shine brightly with 313 and 315 hours, respectively. The gradual dip in sunlight from the summer’s climax signals the subtle transition into October, where sunshine will decrease to 262 hours. Overall, the data reveals a pattern of vibrant summer months giving way to a slightly tempered, yet still generous, sunlit September, reminding us of the enchanting rhythm of seasons in this picturesque Colombian town.

Monthly Sunshine Duration in Guaduas: September Highlighted

The September sunshine duration represents the total number of hours Guaduas 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.
JanFebMarAprMayJunJulAugSepOctNovDec256h281h273h255h258h282h313h315h288h262h247h305h
Data source: Guaduas September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guaduas During September

In Guaduas, Colombia, September brings a modest 18% chance of sunny weather, showing a slight uptick from the preceding months of June and August, which dip to only 9%. While this percentage reflects some promise of clear skies, it remains relatively low compared to the more sun-friendly January at 30%. The overall trend indicates that sunny days in Guaduas are more frequent during the early months of the year, before waning through the latter half. As September transitions into the wetter months, visitors can still anticipate occasional sunshine, but should be prepared for the possibility of rain as the year progresses.

Percentage of Sunny Days in September in Guaduas

The chart illustrates the percentage of sunny days in Guaduas 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 Guaduas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%19%10%7%7%9%15%9%19%13%18%13%
Data source: Guaduas September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guaduas in September

In Guaduas, Colombia, the daylight duration showcases a fascinating rhythm throughout the year. Starting off, January and February bathe the town in a consistent 11 hours of daylight, providing a gentle introduction to the year. As March arrives, the sun begins to linger a bit longer, extending the daylight to 12 hours and maintaining this bright span through the enchanting months of April to August. This steady stretch of ample light creates a vibrant atmosphere, perfect for enjoying the lush landscapes and lively local culture. September continues this trend, offering another 12 hours of daylight, before the gradual descent back to shorter days in October. As the year progresses into the cooler months of November and December, daylight once again settles into the familiar 11-hour rhythm, bringing the cycle full circle. This consistent variation not only highlights the beauty of Guaduas but also invites residents and visitors alike to embrace each unique phase of the year.

Average Daylight Hours in Guaduas for September

The chart illustrates the variation in daylight duration in Guaduas throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 51m11h 57m12h 4m12h 12m12h 19m12h 22m12h 21m12h 15m12h 7m11h 59m11h 53m11h 50m
Data source: Guaduas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Guaduas

In September, Guaduas, Colombia, experiences a gentle average wind speed of 1.3 m/s (3 mph), mirroring the calm breeze typical of the surrounding months. This trend of mild winds continues from the previous months, maintaining a consistent feel throughout the year. Notably, July stands out with a slight increase to 1.7 m/s (4 mph), hinting at a transitional phase as the region shifts from the subtropical dry season toward the onset of the wetter months. Overall, September offers a serene atmosphere, making it an ideal time to savor the tranquil beauty of Guaduas, enveloped in its soft, whispering winds.

Average September Wind Speed in Guaduas

The chart displays monthly wind speed patterns in Guaduas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.41.31.21.21.31.71.51.3 m/s1.21.31.3
Data source: Guaduas September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Guaduas Compares to Other Months

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

September and January in Guaduas present a contrast in weather patterns, despite having similar average temperatures. In September, the temperatures range from a minimum of 15°C (59°F) to a maximum of 28°C (83°F), slightly higher in the mornings but with a high incidence of precipitation—370 mm (14.6 in) over 26 days, leading to a more humid environment at 64%. In contrast, January experiences temperatures that also vary from 13°C (55°F) to 28°C (83°F), but with significantly less rainfall, totaling only 100 mm (3.9 in) over 15 days, resulting in lower humidity levels at 51%. For more details on the weather during this month, check out Guaduas weather in January.

September and February display contrasting weather patterns. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 28°C (83°F), with an average of 21°C (71°F). This month is characterized by high precipitation of 370 mm (14.6 in), spread over 26 days, resulting in a humidity level of 64%. In contrast, February offers slightly cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 30°C (86°F), while maintaining a consistent average of 22°C (71°F). Additionally, February experiences significantly less rainfall, with a total of 152 mm (6.0 in) over 19 days, leading to a lower humidity of 46%. For those interested in the specifics of February weather, further details can be found here: Guaduas weather in February.

In September, the weather in Guaduas is characterized by mild temperatures, with a minimum of 15°C (59°F), an average of 21°C (71°F), and a maximum of 28°C (83°F). The month experiences significant rainfall, totaling 370 mm (14.6 in) over 26 days, contributing to a humidity level of 64%.

Conversely, March displays similar minimum and average temperatures, but with a slightly higher maximum of 29°C (85°F). The precipitation in March is lower at 342 mm (13.5 in), still spread across 26 days but accompanied by a reduced humidity of 49%. This results in a generally drier and less humid experience compared to September. For more details, you can check Guaduas weather in March.

In comparing the weather of September and April, we find that both months feature similar average temperatures, with a minimum of 15°C (59°F) in September and slightly warmer at 16°C (61°F) in April, while both months peak at 28°C (83°F). However, April experiences significantly higher rainfall, totaling 520 mm (20.5 in) over 28 days compared to September's 370 mm (14.6 in) across 26 days. Humidity levels remain relatively comparable, with September at 64% and April slightly lower at 63%. For those interested in exploring April weather specifics, more details can be found here: Guaduas weather in April.

September and May both feature similar average temperatures, ranging from a minimum of 15°C (59°F) to a maximum of 28°C (83°F) in September and from 16°C (61°F) to 28°C (82°F) in May. However, May typically experiences significantly higher humidity at 85%, compared to September's 64%. Moreover, May sees considerably more precipitation, with an average of 603 mm (23.8 in) spread over 30 days, while September has 370 mm (14.6 in) over 26 days. For a closer look at May weather patterns, you can check out Guaduas weather in May.

When comparing the weather in September to that in June, both months feature similar average temperatures, hovering around 21°C (70°F), with maximum temperatures peaking at 28°C (82°F) to 28°C (83°F). However, September tends to be slightly drier, with 370 mm (14.6 in) of precipitation over 26 days, in contrast to June's higher rainfall of 417 mm (16.4 in) over 29 days. Additionally, June's humidity level is notably higher at 92%, while September maintains a more moderate humidity of 64%. For more details on the weather patterns specific to June, you can check this link: Guaduas weather in June.

In comparing the weather between September and July, both months display similar average temperatures, hovering around 21°C (70°F) with maximums reaching 28°C (83°F). However, September tends to be slightly cooler at night with a minimum of 15°C (59°F), while July starts off a bit warmer at 16°C (61°F). Precipitation levels are comparable, with September receiving 370 mm over 26 days and July 356 mm over 28 days, indicating that rainfall is frequent in both months. Notably, humidity levels are significantly higher in July at 89%, whereas September's humidity is more moderate at 64%. For additional details, you can check Guaduas weather in July.

In comparing the weather of September and August, we see that September tends to be slightly warmer, with minimum temperatures around 15°C (59°F) and maximum temperatures reaching 28°C (83°F), compared to August's minimum of 14°C (58°F) and maximum of 27°C (82°F). Both months share a similar average temperature of 21°C (70°F in August and 71°F in September). However, September experiences more precipitation, totaling 370 mm (14.6 in) over 26 days, while August sees 298 mm (11.7 in) across 25 days. This increased rainfall in September, combined with slightly lower humidity at 64% compared to August’s 73%, contributes to a more humid atmosphere overall during the latter month. For more specifics about August weather in Guaduas, you can check this link: Guaduas weather in August.

In comparing the weather between September and October, we see a slight increase in minimum temperature from 15°C (59°F) in September to 16°C (60°F) in October. The average temperature remains relatively stable at around 21°C (70°F), while the maximum temperature holds steady at 28°C (83°F) for both months. However, October experiences a noticeable rise in precipitation, totaling 417 mm (16.4 in) over 29 days compared to September's 370 mm (14.6 in) over 26 days, and humidity also increases slightly from 64% to 67%. This shift suggests that October may feel a bit more damp and overcast. For more detailed insights, you can check Guaduas weather in October.

In comparing the weather of September and November, we notice some similarities and differences. Both months feature similar average temperatures, hovering around 21°C (70°F), with maximums reaching up to 28°C (83°F). However, September tends to be wetter, receiving 370 mm (14.6 in) of precipitation over 26 days, compared to November's 238 mm (9.4 in) over 28 days. Additionally, November experiences slightly higher humidity at 73%, compared to September's 64%. For more detailed weather information, you can check Guaduas weather in November.

In Guaduas, September typically experiences a range of temperatures from a minimum of 15°C (59°F) to a maximum of 28°C (83°F), with an average of 21°C (71°F). This month is quite rainy, with 370 mm (14.6 in) of precipitation spread over 26 days, resulting in a humidity level of 64%.

In contrast, December sees slightly cooler temperatures, with a minimum of 13°C (55°F) and a maximum of 27°C (81°F), while the average remains similar at 21°C (70°F). Precipitation decreases significantly to 153 mm (6.0 in) over 24 days, although humidity increases slightly to 66%. For a more detailed look at December weather in Guaduas, check out Guaduas weather in December.

Compare Guaduas's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Guaduas

September in Guaduas brings a noticeable shift in weather dynamics compared to other months. With average temperatures hovering around a comfortable 21°C (71°F), the days feel mild, yet the high humidity of 64% adds a touch of dampness to the air. Rain becomes a frequent companion, as 370 mm (14.6 in) of precipitation falls over 26 days, making this month one of the wettest. This contrast not only enhances the lush greenery of the surrounding landscape but also invites visitors to engage with the vibrant local culture in cozy, rain-soaked settings. For those seeking more insights into the climate of Guaduas, check out Guaduas Climate.