Last updated: August 21, 2025
September in Valparaíso, Colombia offers a dynamic weather experience, characterized by a maximum temperature reaching 35°C (95°F) and an average of 26°C (80°F). As the month unfolds, residents and visitors alike can expect a pleasant minimum temperature of 19°C (67°F). Rainfall is prevalent, with 149 mm (5.9 in) spread over approximately 16 days, contributing to a moderate humidity level of 53%. This blend of warmth and occasional rain creates an ideal backdrop for exploring the city’s vibrant culture and stunning landscapes.
In September, Valparaiso, Colombia, experiences a pleasant climate, reflecting the region's subtropical heritage. With minimum temperatures around 19°C (67°F), the month starts off comfortably warm and culminates in an average high of 35°C (95°F). This slight increase from the previous months highlights a gradual warming trend as the year progresses. The average temperature remains steady at 26°C (80°F), inviting residents and visitors alike to enjoy outdoor activities and the vibrant local culture. As September transitions into October, temperatures maintain this warm feel, showcasing the allure of Valparaiso's coastal charm.
In September, Valparaiso, Colombia experiences a transitional climate, marked by an average precipitation of 149 mm (5.9 in) over 16 days. This represents a slight decrease from the substantial rainfall of the preceding months, as both July and August showcased heavier downpours. Notably, September serves as a bridge between the wetter months and those that follow, with precipitation gradually tapering off before reaching its yearly low in December. The continuation of frequent rain during this time underscores the region's distinctive wet season, ensuring that the lush landscape remains vibrant and rich. As autumn approaches, the drop in rainfall signals the beginning of a shift in weather patterns, paving the way for shorter, drier days ahead.
In September, Valparaiso, Colombia, experiences a significant drop in humidity at 53%, marking the lowest level of the year. This decline follows the high humidity of the preceding months, particularly the peak 93% levels observed in both May and June. As the dry season approaches, this decrease plays a crucial role in the city’s refreshing transition into spring. The cooler, less humid air can be a welcome relief after the stifling wet months, allowing residents and visitors alike to enjoy the vibrant coastal environment more comfortably. This trend of fluctuating humidity not only shapes the daily experiences in Valparaiso but also influences various local activities and tourism during this time of year.
In September, Valparaiso, Colombia, maintains a notably high UV Index of 14, categorizing it as extreme exposure, with a burn time of just 10 minutes. This figure aligns with the summer months of January through May, where the UV Index often peaks at 14 or higher, indicative of a consistent trend of intense solar radiation. Notably, the UV Index experiences slight fluctuations in the latter half of the year, but remains predominantly within the extreme range. As you enjoy the vibrant culture and stunning landscapes of Valparaiso during this month, be sure to take precautions against potential sunburn. For more information on UV levels, visit Valparaiso UV Index.
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September shines brightly in Valparaiso, Colombia, showcasing an impressive 319 hours of sunshine, making it one of the sunniest months of the year. As summer's warmth lingers, the city transitions seamlessly from August, which boasts an even higher 318 hours. This peak in sunshine represents a delightful trend in the late weeks of the Colombian summer, where the days expand, inviting both locals and travelers to bask in the golden rays. Following September, October also holds onto this luminous spirit with 307 hours, ensuring that the vibrant cultural landscape of Valparaiso is set against a backdrop of generous daylight. Overall, the months leading into fall maintain an optimistic bounty of sunshine, offering an enchanting atmosphere that perfectly complements the region's enchanting charm.
In Valparaiso, Colombia, the month of September stands out as a beacon of sunshine, boasting an impressive 33% chance of clear skies. This marks a significant increase compared to the drier months preceding it, such as April and March, where the likelihood of sun dips to merely 9% and 10%, respectively. As we transition from the cooler winter months of June and July, which linger around 14-16% sunshine, September's brighter forecast signals the arrival of spring. This trend continues into October and November, where the chances of sunny weather stabilize at 20% and 21%. Thus, September emerges as a prime time for outdoor activities, inviting both locals and visitors to bask in Valparaiso's picturesque charm.
In Valparaiso, Colombia, September brings a consistent rhythm of daylight that characterizes the entire year, with residents enjoying a steady 12 hours of daylight each day. This remarkable uniformity in daylight duration is a hallmark of the region's equatorial geography, providing a balanced blend of light and dark across the changing seasons. Unlike many places where day length fluctuates significantly with the seasons, the inhabitants of Valparaiso can always count on equal parts sun and shade, making it an ideal backdrop for vibrant outdoor activities and social gatherings throughout the month. As September unfolds, the prolonged daylight invites both locals and visitors to bask in the city’s rich culture and captivating landscapes, reinforcing the essence of this enchanting coastal city.
In September, the wind in Valparaiso, Colombia continues its consistent rhythm, with an average speed of 1.0 m/s (2 mph), mirroring the gentle breezes of the previous summer months. This stability reflects a broader trend throughout the year, as the wind speeds remain fairly uniform, fluctuating only slightly, with most months hovering around the 1.0 m/s mark. From January to August, winds are generally mild, with only a slight dip in the late fall months of November and December. As September rolls in, it ushers in the promise of transition, where the ever-present winds create a soothing backdrop to the vibrant life of this coastal city, inviting both locals and visitors to embrace the calming embrace of nature's steady breath.
Weather in Valparaiso varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Valparaiso, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January weather in Valparaiso present some intriguing contrasts. In September, the temperatures range from a minimum of 19°C (67°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). This month experiences about 149 mm (5.9 in) of precipitation over 16 days and has a humidity level of 53%. In contrast, January offers slightly warmer temperatures, with a minimum of 20°C (69°F) and a peak reaching 38°C (100°F), maintaining an average of 27°C (80°F). Although January sees less rainfall, totaling 104 mm (4.1 in) over 15 days, the humidity increases to 72%. To learn more about weather specifics in January, you can check out Valparaiso weather in January.
September and February display relatively similar weather patterns, though each month has its unique characteristics. In September, temperatures range from a minimum of 19°C (67°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). The month experiences about 149 mm (5.9 in) of precipitation over 16 days, paired with a humidity level of 53%. Conversely, February sees slightly warmer conditions, with minimum temperatures at 20°C (69°F) and maximums reaching up to 38°C (101°F), averaging around 27°C (82°F). Precipitation in February is slightly less at 144 mm (5.7 in) across 15 days, but humidity is higher at 66%. For more details on February weather, you can check Valparaiso weather in February.
In comparing the weather of September and March, September features slightly lower temperatures, with daily averages ranging from a minimum of 19°C (67°F) to a maximum of 35°C (95°F), while March sees a warmer range with a minimum of 21°C (70°F) and a peak of 38°C (100°F). Additionally, March experiences more precipitation, with 217 mm (8.5 in) spread over 25 days, compared to September's 149 mm (5.9 in) over 16 days. The humidity is also higher in March at 74%, contrasted with September's 53%. This stark difference highlights how the transition from September to March brings not only increased warmth but also heightened moisture levels. For more detailed information, check out the Valparaiso weather in March.
In comparing the weather of September and April, both months exhibit warm averages, but they differ significantly in terms of precipitation and humidity. September sees average temperatures around 26°C (80°F) with a range from 19°C (67°F) to a maximum of 35°C (95°F), accompanied by 149 mm (5.9 in) of rain over 16 days and a humidity of 53%. In contrast, April offers slightly warmer temperatures, with minimums of 21°C (69°F) and maxima reaching 36°C (98°F), yet it is far wetter, experiencing 333 mm (13.1 in) of precipitation over 22 days and a much higher humidity level of 83%. For more details, you can check Valparaiso weather in April.
In comparing the weather patterns of September and May, September tends to be slightly drier, with an average temperature of 26°C (80°F) and precipitation totaling 149 mm (5.9 in) over 16 rainy days. In contrast, May showcases a higher humidity level at 93% and a significant increase in rainfall, reaching 367 mm (14.4 in) spread over 26 days, despite having a comparable average temperature of 26°C (78°F). This makes May a wetter month with a more humid feel, while September offers a bit more sunshine and less precipitation overall. For more details on May weather, you can visit Valparaiso weather in May.
When comparing the weather in September and June, several notable differences emerge. September tends to be slightly warmer with an average temperature of 26°C (80°F) and peak highs reaching up to 35°C (95°F), while June has a cooler average of 25°C (77°F) and maximum temperatures around 33°C (92°F). However, June experiences significantly higher precipitation, with 402 mm (15.8 in) of rain over 25 days, compared to September’s 149 mm (5.9 in) over just 16 days. Additionally, June has much higher humidity levels at 93%, making it feel more muggy, whereas September's humidity is a more comfortable 53%. For a detailed overview of June weather in Valparaiso, you can refer to Valparaiso weather in June.
In comparison to July, September offers slightly warmer temperatures, with an average of 26°C (80°F) compared to July's 25°C (77°F). Both months experience high temperatures, but September's maximum can reach up to 35°C (95°F), while July peaks at 32°C (90°F). However, July is noticeably wetter, receiving 378 mm (14.9 in) of precipitation over 24 days, whereas September sees significantly less rainfall at 149 mm (5.9 in) over 16 days, resulting in lower humidity levels of 53% compared to July's much higher 84%. For more details on the July weather, you can refer to Valparaiso weather in July.
In comparing the weather of September and August, we observe that both months have similar average temperatures, with September being slightly warmer, averaging 26°C (80°F) compared to 26°C (78°F) in August. The minimum temperatures remain consistent at around 19°C (67°F in September and 66°F in August), while the maximum temperatures peak at 35°C (95°F in September and 94°F in August). Interestingly, September experiences slightly less precipitation, with 149 mm (5.9 in) of rain over 16 days, compared to August’s 160 mm (6.3 in) over the same number of days. Additionally, September has a lower humidity level at 53%, compared to August's 61%. For more details on August weather patterns, you can check Valparaiso weather in August.
In September, the weather features a minimum temperature of 19°C (67°F), an average of 26°C (80°F), and a maximum of 35°C (95°F), accompanied by a fair amount of rainfall totaling 149 mm (5.9 in) over 16 days and a humidity level of 53%. In contrast, October sees a slight increase in the minimum temperature to 20°C (68°F) and a maximum temperature of 36°C (97°F), while maintaining the same average of 26°C (80°F). However, precipitation rises to 186 mm (7.3 in) over 20 days, resulting in higher humidity at 67%. These changes create a more humid and slightly wetter environment in October relative to September. For those looking to explore the weather specifics, check out Valparaiso weather in October.
In September, the weather features a minimum temperature of 19°C (67°F) and an average of 26°C (80°F), with a maximum reaching 35°C (95°F). The month experiences 149 mm (5.9 in) of precipitation over 16 days, accompanied by a humidity level of 53%. In contrast, November sees slightly warmer temperatures, with a minimum of 21°C (71°F) and a similar average of 27°C (80°F). The maximum temperature can reach 35°C (96°F) as well, but November brings more rain, amassing 159 mm (6.2 in) over 21 days and a higher humidity of 78%. To learn more about the weather specifics in this month, you can explore the following link: Valparaiso weather in November.
In comparing the weather of September and December, September tends to be slightly cooler with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 35°C (95°F). It also experiences significant precipitation, with 149 mm (5.9 in) falling over 16 days, contributing to a humidity level of 53%. On the other hand, December sees a rise in temperatures, with a minimum of 21°C (69°F) and a maximum of 36°C (98°F). Although December has lower total precipitation at 104 mm (4.1 in) across 15 days, the humidity is notably higher at 85%. For more detailed weather insights specific to December, you can visit Valparaiso weather in December.
As September unfolds in Valparaiso, the weather presents a unique contrast to the drier months of the year. With average temperatures resting comfortably at 26°C (80°F), the warmth is complemented by increased humidity levels of 53%. This month experiences notable precipitation, with frequent rains appearing on about half of its days—creating a vibrant landscape that stands in stark relief to the sun-soaked, dry spell typical of summer. The occasional high of 35°C (95°F) serves as a reminder of the lingering warmth, while the refreshing cooler evenings around 19°C (67°F) invite tranquil moments. For a deeper dive into the nuances of Valparaiso’s climate, explore Valparaiso Climate.