Last updated: April 22, 2025
In Culiacán, Mexico, September brings a warm embrace, with maximum temperatures reaching 36°C (97°F) and an average warmth of 28°C (84°F). While the month is characterized by a comfortable minimum temperature of 23°C (74°F), it also witnesses a significant precipitation amount of 153 mm (6.0 in) over 20 days, adding a refreshing touch to the atmosphere. With humidity levels around 78%, the weather presents a blend of tropical heat and sporadic rain, making it a vibrant time for both nature and city life.
In September, Culiacan, Mexico experiences warm and inviting temperatures as summer begins to fade. The month sees a minimum of 23°C (74°F), ensuring comfortable nights, while the average temperature hovers around 28°C (84°F), perfect for outdoor activities. Daytime highs can reach up to 36°C (97°F), maintaining the summer's touch. This transition period showcases a slight cooling trend compared to the sweltering heights of July and August, reflecting a gradual shift towards the more temperate months of autumn. Overall, September's blend of warmth and comfort makes it a delightful time to explore Culiacan's vibrant culture and picturesque landscapes.
In September, Culiacán experiences a significant uptick in precipitation, with 153 mm (6.0 in) of rain recorded over 20 days. This marks a peak in the wet season, building on the heavy rains from August, which brought 151 mm (5.9 in) over 18 days. As the region transitions from the summer months, September becomes crucial for replenishing groundwater and supporting agriculture, reflecting a consistent pattern within a broader rainy season that escalates from June's 26 mm to the highest levels seen in September. This surge in rainfall lays the foundation for the cooler months ahead, where precipitation tapers off significantly in October and subsequent months.
In Culiacan, Mexico, September marks a peak in humidity levels, aligning with the city's trend of increased moisture as the summer months wane. With humidity reaching 78%, September ties with August for the highest levels of the year, showcasing the lingering effects of the rainy season. This noticeable rise from the drier months of April and May, which hover around 58% to 59%, emphasizes a shift toward more humid conditions, persisting through the late summer and into early fall. As October approaches, humidity slightly dips to 75%, but the overall pattern reveals Culiacan’s climate as consistently humid, particularly during these key months.
As September rolls into Culiacán, Mexico, residents and visitors alike should be prepared for an extreme UV Index of 12, with a notably brief burn time of just 10 minutes. This trend reflects the intense solar exposure characteristic of the region as summer transitions to fall. Following a pattern of high UV levels throughout the warmer months—peaking at 13 in April and May—September maintains a formidable intensity that calls for vigilant sun protection. It's crucial to be mindful of skin safety during this period. For more information on sun exposure in Culiacán, visit Culiacan UV Index.
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As September unfolds in Culiacan, the city basks in 279 hours of glorious sunshine, a welcome continuation of the vibrant summer months. While this marks a slight dip from the peak of 361 hours in May, it still stands strong against the cooler autumn months ahead. The trend shows a gradual decrease in sunshine as September transitions into October, yet prior summer months remain etched in memory with abundant sunlight. With sunshine hours peaking between March and June, Culiacan celebrates its rich climatic tapestry, inviting residents and visitors alike to enjoy the lingering warmth before the days begin to shorten. As the year progresses, the rhythm of light in Culiacan casts a warm glow that paints the city in hues of gold and amber, perfect for savoring outdoor adventures and seasonal delights.
In Culiacán, Mexico, the likelihood of sunny weather sees a distinct shift as the summer months give way to autumn. September, with a 43% chance of sun, contrasts sharply with the airy joys of May, which boasts a thriving 79% probability of clear skies. This month experiences a notable dip from the previous summer peak in August, where sunny days drop to just 22%. As the region transitions, the weather starts to recover by October, when the sun reclaims a generous 75% chance of shining brightly. Overall, while September may bring a mix of clouds and sunshine, the upcoming months hint at a return to more favorable weather.
As September unfolds in Culiacán, Mexico, the city enjoys a delightful 12 hours of daylight, marking a smooth transition from the sun-kissed days of summer. This duration mirrors the daylight hours of April and August, suggesting a seasonal balance as the year begins its shift towards autumn. Remarkably, the trend shows that daylight peaked during the vibrant months of May through July, with a consistent 13-hour stretch, before gradually tapering off. With each passing month, Culiacán transitions from the longest days of summer to the shorter hours of winter, creating a rhythmic cycle that beautifully illustrates the changing seasons.
As September unfolds in Culiacán, Mexico, the wind takes on a gentler demeanor, averaging 1.4 m/s (3 mph)—the calmest month of the year. This marked decrease from the summer months, where winds hovered around 1.6 to 2.2 m/s (3 to 5 mph), hints at a seasonal shift, as nature prepares for cooler days ahead. The tranquility of September's breeze is a contrast to the more vigorous winds experienced in the spring, peaking in March and June. The gradual decline in wind speed throughout the late summer not only offers a respite from the prior heat but also invites residents and visitors alike to relish the serene atmosphere of Culiacán during this transitional month.
The weather in Culiacan changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Culiacan and find detailed weather information for every month.
September and January showcase a dramatic contrast in weather patterns. In September, temperatures range from a warm minimum of 23°C (74°F) to a scorching maximum of 36°C (97°F), with an average of 28°C (84°F). This month also experiences significant rainfall, with precipitation totaling 153 mm (6.0 in) over 20 days, alongside a high humidity level of 78%. In stark contrast, January offers much cooler conditions, with temperatures dipping to a minimum of 7°C (45°F) and peaking at 33°C (92°F), averaging 19°C (67°F). Additionally, January sees minimal precipitation, only 5 mm (0.2 in) over just one day, with humidity slightly lower at 70%. For a detailed look at the weather in January, visit Culiacan weather in January.
In September, the weather in Culiacán is notably warmer and more humid, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 36°C (97°F). This month also experiences significant rainfall, totaling 153 mm (6.0 in) over approximately 20 days, contributing to a humidity level of 78%. In contrast, February sees a much cooler and drier climate, with temperatures fluctuating between a minimum of 8°C (46°F) and a maximum of 33°C (91°F). Rainfall is minimal in February, totaling only 20 mm (0.8 in) over just 2 days, and the humidity level decreases to 67%. For more detailed insights into February weather, check out Culiacan weather in February.
In September, temperatures are notably higher, with average highs reaching around 28°C (84°F) and maximums soaring to 36°C (97°F), accompanied by high humidity at 78%. This month also experiences significant rainfall, averaging 153 mm over approximately 20 days, making for a wet and humid atmosphere. In contrast, March offers a much cooler climate with a minimum temperature of 9°C (49°F) and an average of 21°C (71°F). Precipitation is scarce during this month, with only 1 mm recorded and no rainy days, leading to a lower humidity level of 62%. For more detailed insights into the weather during March, check out Culiacan weather in March.
September and April present stark contrasts in weather conditions. In September, temperatures range from a minimum of 23°C (74°F) to an average of 28°C (84°F), peaking at a hot 36°C (97°F). This month is characterized by high humidity at 78% and a notable amount of rainfall, with 153 mm (6.0 in) over about 20 days. In sharp contrast, April sees much cooler temperatures, with a minimum of 10°C (51°F) and an average of 24°C (75°F), while the maximum reaches 35°C (95°F). This month boasts dry conditions, reporting no rainfall and lower humidity at 58%. For more detailed insights on April, check out Culiacan weather in April.
In Culiacán, the weather in September is notably hotter and more humid compared to May. September features an average temperature of 28°C (84°F) with a minimum of 23°C (74°F) and a maximum of 36°C (97°F), alongside significant rainfall totaling 153 mm (6.0 in) over 20 days, resulting in a humidity level of 78%. In contrast, May enjoys a milder climate with an average temperature of 26°C (79°F), ranging from a minimum of 14°C (58°F) to a high of 36°C (97°F), and it boasts completely dry conditions with no recorded precipitation. For a closer look at the weather specifics for May, you can visit Culiacan weather in May.
When comparing the weather in September to that in June, several notable differences emerge. September typically experiences a warmer range in temperatures, with minimums around 23°C (74°F) and maximums reaching up to 36°C (97°F), while June has slightly cooler minimums at 19°C (67°F) and peaks of 38°C (100°F). However, June boasts a higher average temperature of 29°C (84°F), similar to September's average of 28°C (84°F). One of the most significant contrasts is in precipitation, with September seeing an extensive 153 mm (6.0 in) spread over 20 days, while June remains relatively dry, receiving only 26 mm (1.0 in) across just 2 days. Additionally, September tends to be more humid at 78%, compared to June's lower humidity of 64%. For a more detailed look, check out Culiacan weather in June.
When comparing the weather in July and September, notable differences emerge. July tends to be slightly hotter, with average temperatures around 30°C (86°F) and maximums hitting up to 38°C (100°F), while September averages a cooler 28°C (84°F) with maximums reaching 36°C (97°F). Additionally, September experiences higher precipitation, totaling 153 mm (6.0 in) over 20 days, compared to July's 101 mm (4.0 in) over 14 days. Humidity levels are also a bit higher in September at 78%, compared to July's 74%. For a more detailed look at July weather, visit Culiacan weather in July.
In comparing the weather between September and August, we see that both months have similar temperature ranges, with September experiencing a minimum of 23°C (74°F) compared to August's slightly warmer minimum of 24°C (75°F). The average temperature in September is 28°C (84°F), just a degree lower than August’s average of 29°C (85°F). While both months have high maximum temperatures, September peaks at 36°C (97°F), slightly cooler than August's maximum of 37°C (99°F). Precipitation levels are comparable, with September receiving 153 mm (6.0 in) over 20 days and August seeing 151 mm (5.9 in) over 18 days, indicating that September might be rainier. Both months share a humidity level of 78%, making the air feel similarly muggy. For more detailed insights, you can check Culiacan weather in August.
September and October showcase noticeable differences in weather patterns. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 36°C (97°F), with an average of 28°C (84°F). The month is characterized by significant rainfall, recording 153 mm (6.0 in) over 20 days, and humidity stands at a high 78%. Conversely, October sees a drop in minimum temperatures to 15°C (60°F), while the maximum can reach 38°C (101°F), maintaining an average of 28°C (83°F). Additionally, rainfall decreases dramatically to 38 mm (1.5 in) over just 5 days, and humidity slightly declines to 75%. For more details on the October weather in Culiacan, check out Culiacan weather in October.
In September, the weather is notably warmer, with an average temperature of 28°C (84°F) and maximum highs reaching up to 36°C (97°F). This month also experiences significant rainfall, averaging 153 mm over 20 days, contributing to a humid environment with humidity levels around 78%. In contrast, November's climate is much cooler and drier, showcasing a minimum temperature of 13°C (55°F) and an average of 25°C (76°F). Additionally, November sees only 47 mm of precipitation over just 2 days and slightly lower humidity at 74%. For more detailed information, visit Culiacan weather in November.
In September, Culiacán experiences warm temperatures, with a minimum of 23°C (74°F) and an average of 28°C (84°F), peaking at a scorching 36°C (97°F). The month is also characterized by significant rainfall, with 153 mm (6.0 in) falling over approximately 20 days, contributing to a high humidity level of 78%. In contrast, December offers a cooler climate, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), and an average of 20°C (69°F). Precipitation is much lower in December, with only 14 mm (0.6 in) recorded over just 2 days, and humidity drops slightly to 72%. For more detailed information, you can check Culiacan weather in December.
As September unfolds in Culiacán, it brings a distinctive shift in weather compared to the drier months preceding it. With temperatures reaching their peak, the warm days often give way to frequent precipitation, making this month notably wetter and more humid. The humidity level stays high, hovering around 78%, contributing to a moist atmosphere that many locals and visitors experience. This transitional period, marked by around 20 days of rain, creates a unique tropical ambiance that invigorates the lush surroundings. For more detailed insights into the yearly trends, be sure to check out Culiacan Climate.