Last updated: August 21, 2025
September in Cartagena, Colombia is characterized by warm temperatures and high humidity, making it a lively yet sultry month. With maximum temperatures reaching up to 32°C (90°F) and an average of 28°C (82°F), visitors can expect a tropical experience. However, the minimum temperature hovers around 25°C (76°F), providing some relief during the cooler hours of the night. This month also sees significant rainfall, with a substantial precipitation amount of 194 mm (7.6 in) spread over 28 days. The high humidity level of 85% adds to the tropical feel, creating a vibrant atmosphere rich in cultural experiences and lush landscapes. Prepare for occasional downpours as you explore the dazzling beauty of this historic coastal city.
In September, Cartagena, Colombia, experiences mild tropical temperatures that perfectly embody the charm of this coastal city. With average temperatures hovering around 28°C (82°F), visitors can expect warm days complemented by the soothing cadence of ocean breezes. Minimum temperatures rise slightly to 25°C (76°F) while the maximum dips to 32°C (90°F), providing a comfortable balance ideal for exploring the vibrant streets or relaxing on the beach. This month marks a transition in the weather, where the heat is complemented by occasional rainfall, hinting at the approach of Cartagena's wetter season, yet still encouraging plenty of outdoor adventures. Embrace the warmth and enjoy the city's rich culture amidst this delightful September climate!
September in Cartagena, Colombia, marks a significant peak in the region's rainfall, with an impressive 194 mm (7.6 in) of precipitation. This month, much like August, experiences 28 days of rain, contributing to an overall trend of increased moisture leading into the latter half of the year. Following a gradual rise in rainfall from the preceding months, September's deluge highlights the tropical climate's characteristic wet season, which typically culminates in October's even heavier downpours. Such high levels of precipitation not only enhance the lush landscape surrounding Cartagena but also set the stage for the bustling ecosystems that thrive in this vibrant coastal city.
In September, Cartagena experiences a notable humidity level of 85%, which aligns with the slightly elevated humidity seen in the preceding months of July and August. This period marks a transition, as the city shifts from the peak humidity of summer into the early fall season. Overall, the trend indicates that humidity rises gradually throughout the summer months, peaking in July, before stabilizing in the mid-eighties during early autumn. As autumn progresses into October, humidity slightly decreases to 83%, suggesting a gradual relief from the thick air experienced in the summer. This pattern reflects Cartagena's tropical climate, where humidity remains consistently high, creating a warm and inviting atmosphere year-round.
In September, Cartagena, Colombia, continues to bask in high levels of solar intensity, with a UV Index of 13 categorized as extreme. This level of exposure, which allows for just 10 minutes of safe sun exposure, mirrors the consistent pattern seen throughout the year. From January through August, the UV Index remains remarkably elevated, peaking at 15 in April, before stabilizing at 13 in the latter months of the year. Such trends highlight the importance of sun protection during this tropical climate, making it essential for locals and tourists alike to stay informed and cautious. For more detailed information, check out the Cartagena UV Index.
UV Risk Categories
September in Cartagena, Colombia, continues the trend of delightful sunshine that defines the region's climate. With 279 hours of sunshine, the month sees a slight dip compared to the peak summer months, yet it still offers ample bright days for exploration. Following the immensity of sunlight in March, which boasts 339 hours, the sunshine hours gradually taper off during the latter part of the year, but September’s warmth ensures outdoor activities remain inviting. As the vibrant summer gives way to fall, September serves as a beautiful transition, keeping the spirit of escapism alive amid the backdrop of stunning beaches and historic charm. Whether you're lounging on the shore or wandering the colorful streets, the sunlit skies of Cartagena promise an unforgettable experience.
In September, Cartagena, Colombia experiences a notably low chance of sunny weather, with only a 14% likelihood of sunshine. This trend is consistent with the months preceding it, where the probability of clear skies significantly dips, notably reaching its lowest point in August at just 13%. Following September, the likelihood begins to rise again, as the city transitions into the latter part of the year, with a gradual increase in sunshine possibilities towards November and December. Overall, travelers seeking sun in Cartagena may want to plan their visits for the more radiant months from January to March when the sun graces the city more often.
In September, Cartagena, Colombia, enjoys a generous 12 hours of daylight, maintaining the trend seen throughout the summer months from March to August. This consistent daylight duration allows visitors and locals alike to bask in the sun's warm glow, exploring the city's vibrant streets and stunning coastline. As the year progresses, daylight hours gradually shift, tapering to 11 hours in October, signaling the onset of shorter days. However, the bright September sun ensures a lingering sense of summer, making it an ideal time to revel in the lively ambiance of this coastal treasure.
As we embrace September in Cartagena, Colombia, the winds begin to whisper a gentle lull, with average speeds dwindling to 2.5 m/s (6 mph). This marks the continuation of a downward trend observed throughout the summer months, where breezes have danced lightly, particularly in June and August, with their calmest peaks. In contrast to earlier months like March, when stronger winds reached 5.5 m/s (12 mph), September's often serene conditions invite leisurely strolls along the coastline, perfect for soaking in the stunning scenery. As the year progresses, it becomes clear that September is a time of tranquil winds, creating a soothing backdrop to the vibrant life of Cartagena.
Weather in Cartagena varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cartagena, focusing on differences in temperature, rainfall, humidity, and UV levels.
September tends to be quite humid and wet, with average temperatures around 28°C (82°F) and substantial precipitation of 194 mm (7.6 in) spread over 28 days. In contrast, January offers a sunnier and drier experience, with slightly cooler average temperatures of 27°C (82°F) and minimal rainfall of just 12 mm (0.5 in) over 3 days. The humidity is also lower in January at 77%, making it feel more comfortable compared to September's notable 85%. For more detailed insights, you can check out the Cartagena weather in January.
September and February showcase distinct weather patterns. In September, temperatures range from a minimum of 25°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). This month is characterized by high humidity at 85% and significant rainfall, receiving 194 mm (7.6 in) over 28 days. In contrast, February features slightly lower minimum temperatures, with a minimum of 23°C (75°F) and a maximum of 33°C (92°F), while still averaging 28°C (82°F). Notably, February is much drier, with only 3 mm (0.1 in) of precipitation spread over 0 days, and humidity levels are lower at 77%. For more details, check out Cartagena weather in February.
September and March exhibit notably different weather patterns. In September, temperatures range from a minimum of 25°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). This month is characterized by high humidity at 85% and considerable rainfall, totaling 194 mm (7.6 in) over 28 days. In contrast, March features slightly warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 33°C (92°F), while maintaining the same average of 28°C (82°F). However, it experiences significantly less rainfall, with only 14 mm (0.6 in) across just 3 days, and lower humidity at 77%. For more details on March conditions, check Cartagena weather in March.
In comparing the weather between September and April, we see some notable differences. September experiences a slightly higher average humidity of 85%, alongside more frequent rainfall, totaling 194 mm over 28 days, making it a much wetter month. In contrast, April has a noticeably lower precipitation of 65 mm across just 14 days, adding to a more comfortable atmosphere. While both months have similar average temperatures around 28°C (82°F), April can reach a maximum of 35°C (94°F), making it the hotter month. For a more detailed look at April's weather conditions, you can check out Cartagena weather in April.
September and May both showcase warm temperatures, but there are notable differences in their weather patterns. In September, the average temperature hovers around 28°C (82°F), with highs reaching up to 32°C (90°F), accompanied by significant rainfall of 194 mm (7.6 in) over 28 days, resulting in high humidity levels of 85%. In contrast, May also has an average temperature of 28°C (83°F), but it can get hotter with maximum temperatures peaking at 34°C (93°F). The rainfall in May is slightly lower at 170 mm (6.7 in) over 25 days, contributing to a relatively lower humidity of 79%. For more insights on weather specifics, you can refer to Cartagena weather in May.
In comparing the weather of September and June, both months exhibit similar temperature patterns, with September experiencing a minimum of 25°C (76°F) and an average of 28°C (82°F), while June shows a slightly lower minimum of 24°C (76°F) and an average of 28°C (83°F). June, with a maximum temperature of 33°C (92°F), is slightly warmer than September's maximum of 32°C (90°F). Precipitation levels also vary slightly, with September receiving 194 mm (7.6 in) over 28 days compared to June's 181 mm (7.1 in) over 26 days, contributing to a consistently humid atmosphere of 85% in both months. For more detailed insights on June weather, you can visit Cartagena weather in June.
In comparing the weather between July and September, both months showcase warm temperatures, with July's average reaching 28°C (83°F) and September slightly lower at 28°C (82°F). However, July tends to be a bit warmer overall, with a maximum temperature of 33°C (92°F) compared to September's 32°C (90°F). Precipitation levels are higher in September, with 194 mm (7.6 in) over 28 days, compared to July's 151 mm (5.9 in) across 24 days, leading to a more humid atmosphere, although both months experience high humidity levels of around 85% and 87% respectively. For more detailed insights on July's specific weather conditions, you can check Cartagena weather in July.
In comparing the weather of September and August, both months exhibit similar average temperatures, hovering around 28°C (82°F). However, September tends to have slightly cooler maximum temperatures, reaching up to 32°C (90°F), compared to August's peak of 34°C (93°F). Precipitation levels are also notable; while August records 205 mm (8.1 in) of rain over the same 28 days, September sees a marginally lower total of 194 mm (7.6 in), yet maintains the same rainy day count and high humidity at 85%. For a detailed overview of August weather, check out Cartagena weather in August.
In September, the weather tends to be quite warm, with temperatures ranging from a minimum of 25°C (76°F) to a maximum of 32°C (90°F) and an average of 28°C (82°F). However, it also experiences significant rainfall, totaling 194 mm (7.6 in) over the course of 28 days, coupled with high humidity levels at 85%.
As we transition into October, the temperatures remain relatively stable, with a minimum of 24°C (76°F) and a maximum still reaching 32°C (90°F), though the average decreases slightly to 27°C (82°F). October also sees an increase in precipitation, with 226 mm (8.9 in) over the same 28 days and humidity levels dropping slightly to 83%. For a closer look at what to expect, check out Cartagena weather in October.
September and November exhibit relatively similar weather patterns, but with some notable differences. In September, temperatures range from a minimum of 25°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). The month sees substantial rainfall, accumulating 194 mm (7.6 in) over 28 days, alongside humidity levels peaking at 85%. In contrast, November features slightly lower minimum temperatures of 24°C (75°F) and a similar average of 27°C (82°F), but it can reach a maximum of 33°C (91°F). Precipitation decreases to 162 mm (6.4 in) over 24 days, resulting in a more comfortable humidity level of 82%. For more detailed insights, you can check Cartagena weather in November.
In September, Cartagena experiences warm temperatures with a minimum of 25°C (76°F), an average of 28°C (82°F), and a peak of 32°C (90°F). However, the month is characterized by significant rainfall, with a total precipitation of 194 mm (7.6 in) spread over 28 days and high humidity levels of 85%. In contrast, December maintains similar temperature averages but sees a notable decrease in rainfall, totaling just 34 mm (1.3 in) over 8 days, with humidity dropping to 78%. For more details on December's weather, you can check out Cartagena weather in December.
As September unfolds in Cartagena, visitors can expect a warm and humid atmosphere defined by frequent rainfall. The city's average temperatures hover comfortably around 28°C (82°F), but the high humidity levels can make it feel even hotter. This month sees significant precipitation, with rain arriving on nearly every day, which contrasts sharply with the drier months surrounding it. Those planning to explore Cartagena during September should be ready for wet weather yet can still enjoy the lush beauty and vibrant life that the rainfall brings. For more detailed insights about the weather throughout the year, check out Cartagena Climate.