Last updated: April 22, 2025
In September, Tehuacán, Mexico experiences a blend of pleasant and humid weather, characterized by average temperatures hovering around 18°C (66°F) with maximum highs reaching up to 29°C (84°F) and cooler nights dipping to a minimum of 9°C (49°F). This month is notably wet, with total precipitation measuring 176 mm (6.9 in) spread over approximately 20 days, contributing to a high humidity level of 82%. Whether you're exploring the vibrant local culture or the stunning natural surroundings, September in Tehuacán offers a dynamic and refreshing climate perfect for adventure.
In September, Tehuacan experiences a gentle transition from the warmth of summer to the crispness of fall. The temperatures range from a minimum of 9°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (66°F), creating a comfortable climate perfect for outdoor activities. This month marks a slight dip in the overall temperatures, echoing the patterns seen in August, but with a subtle decrease in warmth as the days shorten. As the seasons shift, the pleasant evenings invite locals and visitors alike to enjoy the serene landscapes and vibrant culture that the region offers.
In Tehuacan, Mexico, September marks a significant peak in precipitation, with an impressive total of 176 mm (6.9 in) of rain falling over 20 days. This surge comes on the heels of the summer months, where August also recorded a substantial 107 mm (4.2 in), setting the stage for the rainy season’s climax. The consistent rainfall throughout September not only underscores the region’s shift into the wetter part of the year but also highlights a pattern of increasing moisture from the dry January's mere 6 mm (0.2 in) to September's lush offerings. This transition is pivotal for local agriculture, ensuring that the landscape remains vibrant and productive ahead of the drier months to come.
In Tehuacan, Mexico, September brings a noticeable spike in humidity, reaching 82%, a shift from the drier months of summer. Following a gradual decline through the warmer months of July and August, where humidity dipped to 68% and 70% respectively, September marks a transition back toward the more humid conditions characteristic of the latter part of the year. This increase is part of a broader trend, as humidity levels rise sharply into October, peaking at 91%. Overall, the month of September serves as a pivotal point, signaling the onset of a more humid season in Tehuacan, as the region prepares for the lushness of autumn.
In September, Tehuacan experiences a high UV Index of 14, categorized as extreme. This marks a gradual decline from the peak of 15 seen from June through August, yet caution is still essential, as the burn time remains a swift 10 minutes. The trend throughout the year showcases an intense UV presence, especially during the spring and summer months, where protective measures are crucial. As October approaches, the UV Index decreases slightly, highlighting the importance of staying informed year-round. For more details on UV exposure in the area, check out Tehuacan UV Index.
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September in Tehuacan, Mexico, offers a delightful blend of warmth and sunshine, continuing the lush feel of summer with 289 hours of glorious daylight. Although slightly lower than the peak summer months of July and May, which bask in over 330 hours of sunshine, September still presents a favorable contrast to the milder winters ahead. As the rainy season gently tapers off, the weather remains agreeable, making it an ideal time for outdoor adventures. With steady sunshine transitioning through the fall, September exemplifies a harmonious balance in Tehuacan’s annual climate, inviting residents and visitors alike to savor the lingering warmth before the year draws to a close.
In Tehuacan, Mexico, the likelihood of sunny weather in September is relatively low, with only a 17% chance of sunshine. This marks a significant decline from the brighter months of spring and early summer, where chances hover above 40%. Following the sunniest periods of February and March, which boast chances of 74% and 63% respectively, September stands out as one of the cloudier months, surrounded by the rainy season. As the year transitions into autumn, residents and visitors alike can expect more overcast skies, making sunny days in September a delightful surprise rather than the norm.
In Tehuacan, Mexico, the daylight duration exhibits a captivating rhythm throughout the year, peaking in the warmer months. By September, residents enjoy about 12 hours of daylight, a continuation of the summer abundance that began in May. Following a gradual increase from 11 hours in January and February, daylight stretches to its pinnacle of 13 hours during June and July. As autumn approaches, daylight begins to taper off, settling back to 12 hours in September before further reducing to 11 hours come October. This subtle shift signifies the transition from the vibrant warmth of summer to the cooler embrace of fall, inviting both locals and visitors to savor the changing light that dances across the landscape.
In September, Tehuacan experiences a gentle breeze with an average wind speed of 1.9 m/s (4 mph), marking one of the calmest months of the year. This decrease in wind is particularly notable following the slightly more invigorating gusts of August, which saw speeds of 2.8 m/s (6 mph). As summer transitions into fall, the trend of diminishing winds brings a serene quality to the landscape, enhancing the crisp, vibrant atmosphere. The wind picks up again in the following months, with October returning to an average speed of 2.5 m/s (6 mph), embodying the seasonal shift that characterizes Tehuacan's dynamic climate. Overall, September stands out as a tranquil pause, inviting residents and visitors alike to savor the stillness before the winds of autumn arrive.
The weather in Tehuacan 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 Tehuacan and find detailed weather information for every month.
September and January present contrasting weather conditions. In September, temperatures range from a cool 9°C (49°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 18°C (66°F). This month is characterized by significant rainfall, totaling 176 mm (6.9 in) over about 20 days, combined with high humidity at 82%. In contrast, January sees much cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 28°C (82°F), averaging 14°C (58°F). Rainfall is minimal, with just 6 mm (0.2 in) recorded over a single day, and humidity remains slightly higher at 84%. For more detailed information, you can visit Tehuacan weather in January.
September and February present notably different weather conditions. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (66°F). This month experiences significant rainfall, totaling 176 mm (6.9 in) over approximately 20 days, contributing to a high humidity level of 82%. In contrast, February offers milder temperatures, with minimums around 3°C (37°F) and maximums reaching 30°C (87°F), averaging 16°C (62°F). This month is much drier, seeing only 5 mm (0.2 in) of precipitation over just one day and maintaining a lower humidity level at 78%. For a detailed look at February weather in Tehuacan, check out Tehuacan weather in February.
September and March offer contrasting weather experiences. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (66°F). This month is notably wetter, with 176 mm (6.9 in) of rain over about 20 days and higher humidity at 82%. In contrast, March presents milder temperatures, with lows of 5°C (41°F) and highs reaching up to 31°C (89°F), averaging 17°C (64°F). Rainfall is significantly lower in March, totaling just 15 mm (0.6 in) over 4 days, and the humidity sits at a comfortable 75%. For more detailed information, you can visit Tehuacan weather in March.
When comparing the weather in September and April, noticeable differences emerge in temperature, precipitation, and humidity. September tends to be warmer, with average temperatures reaching 18°C (66°F) and maximums up to 29°C (84°F), while April's temperatures are slightly cooler, averaging 19°C (67°F) but peaking at a higher 31°C (88°F). Notably, September experiences significantly more precipitation, totaling 176 mm (6.9 in) over 20 days, compared to April's 47 mm (1.8 in) across just 8 days. Humidity also plays a role; September has a higher average of 82%, while April maintains a more comfortable 70%. For a deeper look into April's weather specifics, you can visit Tehuacan weather in April.
In comparing the weather between September and May, both months feature similar minimum temperatures, hovering around 9°C (49°F). However, May tends to be slightly warmer overall, with an average temperature of 20°C (68°F) and a maximum reaching 31°C (88°F), compared to September's average of 18°C (66°F) and maximum of 29°C (84°F). Additionally, May experiences less precipitation, totaling 107 mm (4.2 in) over 16 days, while September receives significantly more at 176 mm (6.9 in) across 20 days. The humidity in September is higher at 82%, compared to 77% in May, contributing to a more oppressive feel during the former month. For more detailed information, check out Tehuacan weather in May.
September and June share similar temperature highs, both reaching up to 29°C (84°F), but September tends to start cooler with a minimum of 9°C (49°F) compared to June's 11°C (53°F). The average temperatures remain consistent at around 18°C (66°F) for September and 19°C (66°F) for June. However, September experiences slightly more precipitation, with 176 mm (6.9 in) over 20 days, whereas June sees 185 mm (7.3 in) across 21 days. Additionally, the humidity in September is higher at 82%, compared to June's 76%, making September feel a bit more humid. For more specific details about June weather, you can visit Tehuacan weather in June.
In comparing the weather of September and July, September sees slightly cooler temperatures, with an average of 18°C (66°F), compared to July's average of 18°C (65°F). While both months have similar minimum temperatures of around 9°C (48°F-49°F), July boasts a marginally higher maximum temperature of 30°C (86°F) versus September's peak of 29°C (84°F). Additionally, September experiences significantly more precipitation, with 176 mm (6.9 in) spread over 20 days, compared to July's 82 mm (3.2 in) over just 13 days. Notably, the humidity in September is also higher at 82%, compared to July's 68%. For more details about July weather, visit Tehuacan weather in July.
In September, temperatures show a slight decline with minimums of 9°C (49°F) and maximums reaching 29°C (84°F), compared to August's slightly warmer range of 10°C (51°F) to 30°C (86°F). Both months present the same average temperature of 18°C (66°F) and 19°C (66°F), respectively. However, September experiences significantly more rainfall, accumulating 176 mm (6.9 in) over 20 days, compared to August's 107 mm (4.2 in) over 15 days, accompanied by a higher humidity of 82% in September versus 70% in August. For a closer look at August weather specifics, you can follow this link: Tehuacan weather in August.
In September, the weather is characterized by a broader temperature range, with minimums around 9°C (49°F) and maximums peaking at 29°C (84°F), while the average temperature sits at 18°C (66°F). The month experiences significant precipitation, totaling 176 mm (6.9 in) over 20 days, accompanied by a humidity level of 82%.
In contrast, October sees a slight dip in minimum temperatures, averaging around 7°C (45°F), but it can reach up to 30°C (86°F), maintaining an average of 18°C (64°F). This month is notably drier, with a total precipitation of 74 mm (2.9 in) over 14 days, though humidity increases to 91%. For a more detailed look at the weather in October, you can explore Tehuacan weather in October.
In September, the weather is generally warm with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (84°F), and an average temperature of 18°C (66°F). However, this month experiences significant rainfall, with 176 mm (6.9 in) falling over approximately 20 days, leading to an average humidity of 82%. In contrast, November sees cooler temperatures, with a minimum of 5°C (41°F) and an average of 16°C (61°F). The maximum temperature remains at 29°C (84°F), but November is much drier, with only 17 mm (0.7 in) of precipitation over about 5 days, resulting in a higher humidity level of 89%. For more details on what to expect, you can visit Tehuacan weather in November.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (84°F), and an average of 18°C (66°F). This month also sees considerable precipitation, with 176 mm (6.9 in) of rainfall spread over 20 days, resulting in an 82% humidity level. In contrast, December presents a cooler climate, with temperatures dipping to a minimum of 0°C (33°F) and peaking at 28°C (83°F), averaging at 15°C (59°F). What's striking about December is its dry conditions, with only 3 mm (0.1 in) of precipitation and no rainy days, while humidity slightly increases to 88%. For more detailed insights, check out Tehuacan weather in December.
As September rolls in, Tehuacan experiences a shift in weather that sets it apart from the rest of the year. Characterized by increased humidity and frequent rainfall, this month brings a vibrant, lush atmosphere to the region. Although daytime temperatures reach a comfortable peak, the cooler nights create a pleasant contrast, contributing to a diverse climate that invites exploration. With nearly two-thirds of the month seeing rain, residents and visitors alike should prepare for spontaneous showers that enliven the landscape. For a deeper dive into what makes Tehuacan’s climate unique throughout the year, check out Tehuacan Climate.