September Weather in Tlacolula, Mexico

Last updated: April 22, 2025

In Tlacolula, Mexico, September brings a blend of warmth and rain, showcasing the region's tropical climate. With maximum temperatures reaching a scorching 38°C (100°F) and an average of 27°C (82°F), visitors can expect a dynamic atmosphere perfect for experiencing local culture. However, the minimum temperature can drop to a comfortable 18°C (64°F) during the evenings. Rainfall is notable this month, with an average of 170 mm (6.7 in) spread across 19 days, leading to an humidity level of around 84%. This combination of heat and moisture cultivates a vibrant landscape, making September a unique time to explore Tlacolula's rich heritage and natural beauty.

September Temperature in Tlacolula

In September, Tlacolula, Mexico, transitions into a more temperate climate as the summer heat begins to wane. With minimum temperatures around 18°C (64°F) and averages settling at 27°C (82°F), the days are still warm but not oppressive. The peak temperature can reach up to 38°C (100°F), mirroring the hotter months of August and July. However, as the month progresses, the days gradually become more comfortable, signaling the approach of fall. This shift not only makes September a pleasant time for outdoor activities but also hints at the cooler temperatures that follow in October, as the region's thermal palette evolves from the summer's peak warmth to the gentle embrace of autumn.

September Weather in Tlacolula: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tlacolula, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec667074798382838381787268
Data source: Temperature data for Tlacolula generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Tlacolula

In September, Tlacolula experiences a significant uptick in precipitation, with a remarkable 170 mm (6.7 in) of rain falling over 19 days—the month’s highest total for the year. This surge marks a continuation of the wet season, peaking after the previous months of substantial rainfall. Following the lushness of May and June, which collectively brought over 320 mm (12.6 in), September's rainfall contributes to a vibrant landscape, serving as a vital water source for agriculture and local ecosystems. As the rains taper off in October, where totals skyrocket to 239 mm (9.4 in), the pattern of increased precipitation during these late summer months highlights the region's climatological rhythms and their enduring impact on life in Tlacolula.

September Precipitation Trends in Tlacolula

The chart displays monthly precipitation patterns in Tlacolula, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec493041591471791041251702397323
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tlacolula

In September, the humidity in Tlacolula, Mexico, sits at a comfortable 84%, marking a subtle increase from the drier months of July and August, which recorded 72% and 74%, respectively. This modest rise hints at the transition into fall as the rainy season continues to influence the climate. Interestingly, September's humidity still remains lower than the peak levels witnessed in the winter months, where January hits a notable 88%, leading into the dry season that often peaks again in October at 92%. Overall, September serves as a bridge, offering a balance between the remnants of summer humidity and the approaching richness of autumn, reflecting the unique climatic patterns of this vibrant region.

September Average Humidity in Tlacolula

This chart illustrates the average monthly humidity levels in Tlacolula, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tlacolula

In September, Tlacolula, Mexico experiences an UV Index of 12, categorizing it as extreme with a burn time of just 10 minutes. This trend of high UV exposure continues from the summer months, where the index peaked at 13 in June through August, indicating consistent sun intensity during this period. As the year progresses toward fall, the UV levels gradually decline, but September still demands caution, echoing the extreme conditions from earlier in the summer. With the sun's rays remaining potent, it’s crucial for residents and visitors to stay protected. For more detailed information, visit Tlacolula UV Index.

Maximum UV Index Levels in Tlacolula for September

The chart shows the monthly maximum UV Index (UVI) for Tlacolula in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec710121213131312121187
Data source: Tlacolula September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Tlacolula

In Tlacolula, Mexico, September embraces a delightful decline in sunshine hours, providing a gentle transition into autumn. With 275 hours of sunshine, this month still offers ample bright days, though it's noticeably less than the sun-drenched peaks of July and August, which basked in 319 and 314 hours respectively. This gradual decrease is characteristic of the region, as it shifts from the vibrant, longest days of summer toward the more subdued light of fall. However, September continues to shine brighter than earlier months like January and February, ensuring that despite the waning daylight, plenty of sunshine remains to enjoy. The trend showcases a captivating rhythm of light, where the lush atmosphere of September melds warmth with the promise of seasonal change.

Monthly Sunshine Duration in Tlacolula: September Highlighted

The September sunshine duration represents the total number of hours Tlacolula experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec163h201h250h262h303h297h319h314h275h257h231h224h
Data source: Tlacolula September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tlacolula During September

In September, Tlacolula, Mexico, experiences a 21% chance of sunny weather, reflecting a notable dip compared to the sunnier months of February, August, and November, which all enjoy higher probabilities of sunshine. This mid-point in the year typically marks a transition, as the warm summer days give way to the cooler fall season, leading to an increased likelihood of occasional clouds and rain. Despite September's lower expectations for clear skies, it still offers a break from the intense heat of earlier months, making it a potentially pleasant time to enjoy the local landscapes, albeit with a bit more variability in weather.

Percentage of Sunny Days in September in Tlacolula

The chart illustrates the percentage of sunny days in Tlacolula throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Tlacolula experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%34%46%35%36%14%33%45%21%33%41%49%
Data source: Tlacolula September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tlacolula in September

In September, Tlacolula, Mexico, enjoys around 12 hours of daylight, a slight decrease from the peak summer months of June and July, which basked in an abundant 13 hours. As the year transitions into autumn, the daylight duration begins a gradual decline, mirroring the patterns seen earlier in spring when daylight also reached 12 hours in March and April. This balance of light and dark creates a beautiful rhythm, guiding the daily lives of the locals and marking the onset of the harvest season. As the days shorten towards winter, a cozy ambiance envelops the community, making September a pivotal month in the yearly cycle of Tlacolula.

Average Daylight Hours in Tlacolula for September

The chart illustrates the variation in daylight duration in Tlacolula throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h11h 27m12h 2m12h 38m13h 8m13h 22m13h 14m12h 48m12h 13m11h 37m11h 7m10h 52m
Data source: Tlacolula daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tlacolula

In September in Tlacolula, Mexico, the gentle breeze brings a refreshing respite to the changing season, with average wind speeds dipping slightly to 1.6 m/s (4 mph). This marks a continuation of a subtle trend seen throughout the summer months, where wind speeds were consistently lower, hovering between 1.6 to 2.1 m/s. As the year progresses, September’s winds may not be as brisk as earlier months, but they offer a soft whisper of coolness amid the warmth, inviting locals and visitors alike to enjoy the stunning landscapes and vibrant market scenes that define this charming region. With wind speeds gradually increasing again in October, September serves as a gentle transition into the more active breezes of autumn.

Average September Wind Speed in Tlacolula

The chart displays monthly wind speed patterns in Tlacolula, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.81.92.12.32.11.71.61.91.6 m/s1.71.81.7
Data source: Tlacolula September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tlacolula Compares to Other Months

The weather in Tlacolula 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 Tlacolula and find detailed weather information for every month.

September weather is characterized by warm temperatures, with minimums of 18°C (64°F), average highs reaching 27°C (82°F), and maximums soaring up to 38°C (100°F). The month also sees significant rainfall, averaging 170 mm (6.7 in) over 19 days, contributing to a high humidity level of 84%. In contrast, January presents a much cooler climate, with minimum temperatures dropping to 6°C (43°F) and average highs around 19°C (67°F), peaking at 34°C (93°F). Precipitation is notably reduced in January, totaling just 49 mm (1.9 in) across 7 days, while humidity levels remain high at 88%. For more details about January weather in Tlacolula, you can visit Tlacolula weather in January.

September and February present contrasting weather patterns. September boasts a warm average temperature of 27°C (82°F), with maximums reaching up to 38°C (100°F), accompanied by significant rainfall of 170 mm (6.7 in) over 19 days. The humidity is quite high at 84%, contributing to a sultry atmosphere. In contrast, February features a cooler average temperature of 21°C (70°F), with a minimum of 7°C (45°F) and maximums of 35°C (96°F). Precipitation is minimal, at just 30 mm (1.2 in) over only 6 days, and humidity remains slightly elevated at 86%. For more details about the unique climate in February, check out Tlacolula weather in February.

September and March showcase distinct weather patterns. September typically experiences warmer temperatures, with average highs reaching around 27°C (82°F) and maximums soaring to 38°C (100°F). In contrast, March offers a cooler climate, with average temperatures at 23°C (74°F) and lows dropping to 10°C (51°F). Precipitation also differs significantly; September sees around 170 mm (6.7 in) over 19 days, making it one of the wetter months, whereas March only records about 41 mm (1.6 in) across just 7 days. Humidity levels remain relatively comparable, with September slightly higher at 84% compared to March's 83%. For a deeper insight into weather specifics during March, you can explore Tlacolula weather in March.

In September, temperatures range from a minimum of 18°C (64°F) to a maximum of 38°C (100°F), with an average of 27°C (82°F). The month is quite rainy, with 170 mm (6.7 in) of precipitation occurring over 19 days, leading to a high humidity level of 84%. In contrast, April offers slightly milder conditions, featuring temperatures from a minimum of 14°C (58°F) to a maximum of 42°C (108°F), with an average temperature of 26°C (79°F). April experiences significantly less precipitation, totaling 59 mm (2.3 in) over just 7 days, and a humidity level of 80%. For more detailed information, check out Tlacolula weather in April.

When comparing the weather in September and May, both months showcase warm temperatures, but with some notable differences. September experiences a slightly lower average temperature of 27°C (82°F) while May sees a peak average of 28°C (83°F). However, May can reach higher maximum temperatures, soaring up to 41°C (106°F) compared to September's high of 38°C (100°F). In terms of precipitation, September is wetter, with 170 mm (6.7 in) over 19 days, while May receives less rainfall at 147 mm (5.8 in) across 12 days. Humidity levels are similar in both months, with September at 84% and May just slightly lower at 82%. For more details on May weather, you can visit Tlacolula weather in May.

September and June exhibit somewhat similar weather patterns, though there are notable differences. In September, temperatures range from a minimum of 18°C (64°F) to a maximum of 38°C (100°F), with an average temperature of 27°C (82°F). The month experiences higher precipitation, totaling 170 mm (6.7 in) over 19 days, and a humidity level of 84%. Conversely, June tends to be slightly warmer, with minimum temperatures of 20°C (69°F) and maximums reaching 39°C (102°F), while averaging 28°C (83°F). It experiences slightly more precipitation at 179 mm (7.0 in) across 18 days and a lower humidity of 79%. For more detailed information on June weather, you can visit Tlacolula weather in June.

In comparing the weather of September and July, both months feature similar maximum temperatures, reaching up to 38°C (100°F). However, September tends to be slightly cooler on average, with a minimum temperature of 18°C (64°F) compared to July's 20°C (69°F). September experiences significantly more rainfall, with 170 mm (6.7 in) over 19 days, while July sees only 104 mm (4.1 in) across 18 days. Moreover, humidity is higher in September at 84%, compared to July's 72%, making September feel more muggy and wet. For more details on July's weather patterns, you can check Tlacolula weather in July.

In September, the weather features slightly cooler minimum temperatures with a minimum of 18°C (64°F) compared to August's minimum of 20°C (69°F). The average temperature remains close, with September averaging 27°C (82°F) versus August's 28°C (84°F). However, September experiences heavier rainfall, accumulating 170 mm (6.7 in) over 19 days, while August sees less precipitation at 125 mm (4.9 in) over 17 days. Additionally, humidity levels rise in September, averaging 84%, compared to August's 74%. For more details on the weather, you can visit Tlacolula weather in August.

In comparing the weather of September to October, we see a notable shift in temperatures and precipitation patterns. September features a minimum temperature of 18°C (64°F) and an average of 27°C (82°F), with maximums reaching up to 38°C (100°F). In contrast, October brings slightly cooler temperatures, with a minimum of 15°C (59°F) and an average of 25°C (78°F), peaking at 37°C (99°F). Additionally, October experiences a significant increase in precipitation, totaling 239 mm (9.4 in) across 16 days compared to September's 170 mm (6.7 in) over 19 days. Humidity levels also rise in October to 92% from September's 84%. For more detailed information, check out Tlacolula weather in October.

In September, the weather is characterized by high temperatures, with a minimum of 18°C and an average of 27°C, peaking at a scorching 38°C. The month sees significant rainfall, with 170 mm over 19 days, contributing to a high humidity level of 84%. In contrast, November brings a much cooler climate, with temperatures ranging from a minimum of 5°C to a maximum of 32°C, and an average of 22°C. Rainfall diminishes considerably to 73 mm over just 9 days, although humidity remains relatively high at 91%. For more detailed information, you can check out Tlacolula weather in November.

In September, the weather is noticeably warmer, with temperatures ranging from a minimum of 18°C (64°F) to a scorching maximum of 38°C (100°F), resulting in an average temperature of 27°C (82°F). The month experiences high humidity at 84% and substantial precipitation, totaling 170 mm (6.7 in) over 19 days. In contrast, December brings cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 33°C (92°F), averaging 20°C (68°F). Rainfall is significantly reduced to just 23 mm (0.9 in) spread over only 6 days, while humidity rises slightly to 91%. For more details on the weather in December, you can explore Tlacolula weather in December.

Compare Tlacolula's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tlacolula

As September unfolds in Tlacolula, it brings a distinct shift in weather patterns compared to the preceding months. With maximum temperatures soaring to 38°C and an average of 27°C, the heat remains intense, but the arrival of the rainy season introduces a noticeable increase in precipitation. This month witnesses 170 mm of rain spread over 19 days, contributing to a higher humidity level of 84%, creating a muggy atmosphere. This combination of heat and moisture not only transforms the landscape but also invigorates the local environment, setting September apart as a month of lush growth and vibrant atmosphere. For a deeper understanding of the region's climate, visit Tlacolula Climate.