Last updated: April 22, 2025
In September, Coahuila, Mexico experiences a warm climate characterized by a maximum temperature reaching 36°C (96°F) and an average of 28°C (83°F). The minimum temperature hovers around 23°C (73°F), providing a warm and inviting atmosphere. This month, rainfall is noticeable, with 82 mm (3.2 in) of precipitation recorded over 17 days, leading to a humidity level of 75% that enhances the tropical feel. Whether exploring the scenic landscapes or vibrant culture, visitors should prepare for occasional showers while enjoying the warm temperatures typical of this region.
In September, Coahuila, Mexico, experiences warm and consistent temperatures, with minimums averaging around 23°C (73°F) and maximums reaching up to 36°C (96°F). The average temperature settles at a comfortable 28°C (83°F), mirroring the warm climate of the preceding summer months. This month marks a slight dip in highs compared to July and August, yet it maintains a steady warmth, perfect for outdoor activities. As the region transitions into fall, the pleasant temperatures create an inviting atmosphere, making it an ideal time to explore Coahuila's vibrant landscapes.
In September, Coahuila experiences a significant amount of rainfall, with 82 mm (3.2 in) of precipitation spread over 17 days. This marks a slight decrease compared to the previous month but maintains a consistent pattern of increased rainfall as the region transitions towards the end of the rainy season. Following a dry spell in the earlier months, where March recorded virtually no precipitation, the increase from May’s 32 mm to June’s peak of 154 mm showcases the region's characteristic summer deluges. As autumn approaches, precipitation levels begin to stabilize, mirroring the gradual shift observed from July to October, where the wet weather continues to linger. This trend highlights Coahuila's dynamic climate, characterized by intermittent but impactful rainfall patterns throughout the latter part of the year.
In September, Coahuila, Mexico, experiences a slight dip in humidity, averaging around 75%. This marks a gradual decrease from the peak levels seen in the summer months of July and August, both at 77%. As the region transitions into autumn, humidity levels continue to decline, reflecting a pattern of decreasing moisture from the peak of 80% in February down through the warmer months. This consistent trend underscores the typical shift from the high-humidity summer to the more comfortable and crisp conditions of early fall, inviting residents and visitors alike to enjoy the changing atmosphere.
In September, Coahuila, Mexico, sees a UV Index of 12, categorizing it as extreme with a burn time of just 10 minutes. This month maintains a trend established in the summer, where UV levels peaked at 13 in the preceding months of June and July. Although slightly lower than the peak summer months, September still demands caution and effective sun protection. As the year transitions into the cooler months, the UV Index gradually declines to 11 in October, signaling a shift towards less intense sun exposure. For detailed insights on UV levels throughout the year, check out Coahuila UV Index.
UV Risk Categories
In September, Coahuila, Mexico, basks in a delightful 309 hours of sunshine, continuing the trend of luminous summer months. Following the peak summer months of July and August, which recorded 343 and 334 hours respectively, September witnesses a slight dip in daylight, yet still boasts a generous amount of sunshine. This gradual transition indicates the end of the summer heat while still providing ample opportunities for outdoor activities. As the season shifts towards autumn, the sunny days remain a cherished feature of Coahuila's climate, enticing locals and visitors alike to enjoy the vibrant landscapes bathed in golden rays.
As September rolls in, Coahuila, Mexico, experiences a notable dip in sunny weather, with only a 35% chance of sunshine. This marks a significant decline compared to the sunnier months preceding it, where March boasts a high of 80% and April remains close at 72%. The playful summer fade offers a glimpse of the upcoming fall season, but for those hoping for bright skies, September might feel less inviting. Comparatively, October shows a slight rebound to 45%, suggesting that while the sun may take a back seat in September, it is not entirely absent. This trend highlights the transitional nature of the season, encouraging visitors to embrace the occasional clouds while still enjoying the beauty of Coahuila.
In Coahuila, Mexico, the daylight duration trends throughout the year reveal a captivating rhythm of light and darkness. As September arrives, daylight settles at 12 hours, mirroring August's bright skies. This marks a gradual transition from the long, sun-soaked days of summer—peaking at 13 hours from May through July—toward the shorter days of fall. With each month, daylight ebbs subtly, starting from 11 hours in January, cascading to the recent 12 hours before tapering down again. As autumn approaches, the changing patterns invite residents and visitors alike to appreciate both the lingering warmth of summer and the crisp anticipation of the seasons ahead.
As summer gives way to autumn in Coahuila, Mexico, the September winds begin to slow down, with average gusts measuring around 3.1 m/s (7 mph). This marks a noticeable decline from the peak wind speeds of earlier months, as the region transitions from the warmer season's breezy days to cooler fall evenings. Overall, the trend across the year reveals a gradual decrease in wind velocity, particularly from July onward, when winds drop steadily from 3.3 m/s (7 mph). This shift not only signals the change of seasons but also invites a more tranquil atmosphere, perfect for enjoying the serene beauty of the landscape as it prepares for autumn's embrace.
The weather in Coahuila 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 Coahuila and find detailed weather information for every month.
In September, temperatures are significantly warmer, with minimums around 23°C (73°F) and averages of 28°C (83°F), peaking at a high of 36°C (96°F). The month also sees considerable rainfall, accumulating 82 mm (3.2 in) over 17 days, alongside a humidity level of 75%. In contrast, January experiences cooler temperatures, with minimums dropping to 13°C (56°F) and an average of 23°C (75°F), while the maximum reaches 34°C (93°F). Precipitation is markedly less in January, totaling only 20 mm (0.8 in) over just 4 days, despite a slightly higher humidity of 79%. For more detailed insights, you can check Coahuila weather in January.
In September, the weather is typically warmer and more humid, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (96°F) and an average of 28°C (83°F). This month experiences significant rainfall, averaging 82 mm (3.2 in) over 17 days, which contributes to a humidity level around 75%. In contrast, February boasts a milder climate with temperatures between 12°C (53°F) and 36°C (97°F), averaging 25°C (78°F). This month is much drier, with only 8 mm (0.3 in) of precipitation over just 1 day, and the humidity is slightly higher at 80%. For a more detailed look at February weather in Coahuila, check out Coahuila weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 36°C (96°F), with an average of 28°C (83°F). The month is characterized by significant rainfall, totaling 82 mm (3.2 in) over 17 days, and high humidity at 75%. In contrast, March offers warmer minimal temperatures starting at 16°C (60°F) and peaking at 39°C (102°F), with an average temperature of 26°C (80°F). This month experiences negligible precipitation of just 3 mm (0.1 in) over 0 days, while humidity remains relatively high at 76%. For more detailed insights, visit Coahuila weather in March.
In comparing the weather in September and April, both months showcase warm averages of 28°C (83°F). However, September tends to be more humid with a higher minimum temperature of 23°C (73°F) and significantly more rainfall, totaling 82 mm (3.2 in) over 17 days. In contrast, April features a slightly cooler minimum of 17°C (63°F) and presents a higher maximum temperature of 40°C (105°F), yet it only experiences minimal precipitation of 15 mm (0.6 in) over just 3 days. For more detailed information, check out Coahuila weather in April.
September typically offers a warm climate with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (96°F), accompanied by higher humidity levels at 75%. This month also sees more rainfall, with an average of 82 mm (3.2 in) over 17 days. In contrast, May presents slightly cooler temperatures, with minimums of 18°C (65°F) and maximums of 40°C (104°F), yet it boasts less precipitation, averaging only 32 mm (1.3 in) across just 6 days. The humidity in May is marginally lower at 72%, resulting in a different feel to the heat. For a detailed look at the weather conditions during this month, you can check out Coahuila weather in May.
September and June exhibit similar average temperatures, both hovering around 28°C (83°F), but the extremes differ slightly, with September reaching a maximum of 36°C (96°F) compared to June’s hotter peak of 38°C (100°F). In terms of precipitation, June is significantly wetter, receiving 154 mm (6.1 in) over 16 days, while September has a lower total of 82 mm (3.2 in) across 17 days. Humidity levels are comparable, with September registering at 75% and June slightly lower at 73%. For more details on June weather specifics, visit Coahuila weather in June.
In comparing the weather between July and September, both months feature similar minimum temperatures, with July averaging a minimum of 23°C (73°F), just like September. However, July tends to be slightly warmer on average, with an average temperature of 29°C (84°F) compared to September's 28°C (83°F). Maximum temperatures peak similarly in both months, reaching up to 36°C (96°F) in September and 36°C (97°F) in July.
Precipitation patterns differ as well, with July experiencing less rainfall at 55 mm (2.1 in) over 13 days compared to September's 82 mm (3.2 in) spread over 17 days. The humidity is marginally lower in July at 77%, compared to September's 75%. For more detailed information on July weather, you can visit Coahuila weather in July.
In comparing the weather between August and September, both months experience similar temperature ranges, with minimum temperatures around 23°C (73°F) and maximums peaking at 36°C (96°F) in September and 97°F (36°C) in August. The average temperature remains consistent at 28°C (83°F) for both months. However, September sees slightly less precipitation at 82 mm (3.2 in) over 17 days compared to August's 85 mm (3.4 in) over 18 days. Additionally, humidity is marginally lower in September at 75%, while August records a humidity level of 77%. For more details on August weather patterns, you can check Coahuila weather in August.
September and October weather show some noteworthy similarities and differences. In September, the temperatures range from a minimum of 23°C (73°F) to a maximum of 36°C (96°F), with an average of 28°C (83°F). The month also experiences 82 mm (3.2 in) of precipitation over 17 days, with humidity levels around 75%. In contrast, October sees slightly cooler temperatures, with a minimum of 18°C (64°F) and an average of 27°C (82°F), while still reaching a maximum of 36°C (96°F). However, October is wetter, with 109 mm (4.3 in) of precipitation over the same number of rainy days and a marginally higher humidity of 76%. For more details, check out Coahuila weather in October.
September and November display marked contrasts in weather patterns. In September, temperatures range from a minimum of 23°C (73°F) to a scorching maximum of 36°C (96°F), with an average temperature of 28°C (83°F). The month sees considerable precipitation, totaling 82 mm (3.2 in) over 17 days, accompanied by humidity levels at 75%. In comparison, November offers a cooler climate, with temperatures dropping to a minimum of 14°C (58°F) and peaking at 34°C (93°F), averaging 25°C (78°F). Rainfall dramatically decreases to 26 mm (1.0 in) across just 7 days, and humidity slightly increases to 81%. For more insights on weather conditions, visit Coahuila weather in November.
In September, the weather is considerably warmer, with average temperatures reaching up to 28°C (83°F) and highs peaking at 36°C (96°F). The month also experiences a significant amount of rainfall, totaling 82 mm (3.2 in) over 17 days, and humidity levels are relatively high at 75%. In contrast, December brings cooler temperatures, with a minimum of 13°C (56°F) and an average of 24°C (76°F), while the maximum temperature only reaches 34°C (93°F). Rainfall is much lower in December, averaging just 16 mm (0.6 in) over 3 days, and the humidity slightly increases to 84%. For more detailed insights into December weather, you can visit Coahuila weather in December.
September in Coahuila marks a shift in the weather, featuring a notable increase in rainfall compared to the drier months of summer. With humidity levels peaking at around 75%, the air feels more humid and balmy, creating a stark contrast to the hotter, drier days of July and August. While daytime temperatures remain warm, the rising precipitation and cloud cover bring a refreshing change, offering much-needed relief. This blend of warmth and occasional rain makes September a unique month in Coahuila's climate landscape, as the region transitions towards the cooler autumn months. For more details on how this month compares to others, check out Coahuila Climate.