September Weather in Pachuca, Mexico

Last updated: April 22, 2025

In Pachuca, Mexico, September showcases a vibrant transition in weather, characterized by maximum temperatures reaching up to 37°C (99°F) and an average of 28°C (83°F). With minimum temperatures settling around 23°C (73°F), the month is warm yet breezy. This period also brings significant precipitation, totaling 313 mm (12.3 in) across approximately 25 rainy days, resulting in a high humidity of 86%. As the rains nourish the landscape, September becomes a dynamic time for both residents and visitors, blending warmth with refreshing showers.

September Temperature in Pachuca

In September, Pachuca, Mexico, experiences a delightful blend of late summer warmth and early autumn coolness. The average temperature settles at a comfortable 28°C (83°F), with minimums around 23°C (73°F) and maximums reaching up to 37°C (99°F). This month marks a gradual transition, as temperatures begin to dip slightly from the peak highs of earlier summer months. Notably, September maintains similar averages to August, showcasing the region’s consistency in warmth while hinting at the coolness to come in October. Such temperate conditions create an inviting atmosphere for exploration, making it an ideal time to experience Pachuca's vibrant culture and stunning landscapes.

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

The chart illustrates September temperature patterns in Pachuca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec737578828684838383817673
Data source: Temperature data for Pachuca 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 Pachuca

September is a significant month for precipitation in Pachuca, Mexico, marking the peak of the rainy season with an impressive 313 mm (12.3 in) of rainfall. This elevation in precipitation is a striking contrast to the drier months earlier in the year, where rainfall remains below 60 mm. Interestingly, September shares the spotlight with the preceding months of June, July, and August, which also experience heavy rains but trail behind September's torrential flow. With rainfall occurring on 25 days, the month encapsulates the essence of the region's climate, showcasing how it transitions from the relatively dry to the lush and vibrant landscapes fueled by monsoonal downpours. This trend not only highlights September's role as a key contributor to the annual precipitation total but also underscores the importance of these seasonal rains for the local ecosystem and agriculture.

September Precipitation Trends in Pachuca

The chart displays monthly precipitation patterns in Pachuca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec424126235828522123031322610838
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pachuca

In September, Pachuca experiences a notable humidity level of 86%, which positions it as one of the more humid months of the year. This slight increase from the summer months, where humidity hovers around 81-82%, signals the transition towards the wetter months ahead. As the year progresses, humidity peaks in the winter months of November and December, reaching as high as 91%. This trend reflects a consistent pattern in Pachuca’s climate, where the humidity typically rises towards the end of the year, creating a distinctive seasonal rhythm that characterizes the region's weather.

September Average Humidity in Pachuca

This chart illustrates the average monthly humidity levels in Pachuca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%84%81%82%81%81%82%86%90%91%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pachuca

In September, Pachuca experiences a UV Index of 13, categorizing the exposure as extreme, which means residents and visitors should exercise caution when spending time outdoors. This trend of high UV levels extends from June through October, with September maintaining the same index as the peak months of June and July. Notably, the burn time remains consistently short at 10 minutes during these months, urging the need for protective measures like sunscreen and clothing. For those planning outdoor activities, staying informed about the UV Index is crucial in this sun-soaked region. For more detailed information, visit Pachuca UV Index.

Maximum UV Index Levels in Pachuca for September

The chart shows the monthly maximum UV Index (UVI) for Pachuca 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.
JanFebMarAprMayJunJulAugSepOctNovDec911121313131412131198
Data source: Pachuca 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 Pachuca

September in Pachuca, Mexico, enjoys a delightful 275 hours of sunshine, marking a gentle transition as summer fades into autumn. While this month sees slightly less sun compared to the vibrant peak of May, which boasts 326 hours, it still reflects a strong trend of bright days that begins in the early months of the year. The sunlight begins to wane gradually from the summer highs of June and July, yet September remains a warm and inviting time, making it perfect for outdoor activities. As the month progresses, the days become shorter, and a subtle shift towards the cooler months begins, characterized by decreasing sunlight hours into October and November. With its balances of warm days and cooling breezes, September encapsulates the essence of late summer in Pachuca.

Monthly Sunshine Duration in Pachuca: September Highlighted

The September sunshine duration represents the total number of hours Pachuca 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.
JanFebMarAprMayJunJulAugSepOctNovDec180h223h295h301h326h276h308h302h275h263h254h247h
Data source: Pachuca September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pachuca During September

In Pachuca, Mexico, September brings a notable dip in sunny weather, with only an 18% chance of clear skies. This marks a significant contrast to the months preceding it, particularly March and April, where sunshine prospects peak at 63% and 57% respectively. Following July and August, which hover around the low thirties, September's likelihood of sunshine further highlights a seasonal shift. As the year progresses, sunshine becomes more sporadic, making September a time where one might expect more overcast days. This trend underscores the transition into the autumn months, making clear, sunny days more of a rarity and prompting outdoor enthusiasts to plan accordingly.

Percentage of Sunny Days in September in Pachuca

The chart illustrates the percentage of sunny days in Pachuca 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 Pachuca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%51%63%57%43%14%34%31%18%34%48%63%
Data source: Pachuca September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pachuca in September

September in Pachuca, Mexico, typically features 12 hours of daylight, continuing the trend established in the summer months. Following the peak daylight hours of 13 hours experienced in June and July, the days gradually shorten as the region transitions into autumn. This seasonal shift brings a slight reduction in sunlight, with August and September both enjoying an equal balance of daylight. As the year progresses into October, Pachuca will see daylight hours taper off to 11 hours, as the city moves towards the shorter, cooler days of late fall and winter. The rhythm of daylight in Pachuca beautifully reflects the changing seasons, creating a compelling natural cadence.

Average Daylight Hours in Pachuca for September

The chart illustrates the variation in daylight duration in Pachuca throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 12m13h 5m12h 42m12h 12m11h 41m11h 15m11h 1m
Data source: Pachuca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pachuca

In September, Pachuca experiences a gentle shift in winds, with an average speed of 2.1 m/s (5 mph). This slight dip follows the summer months, where the wind was even lighter, reaching its lowest point in August at 2.0 m/s. Interestingly, the spring months showcase a more dynamic breeze, with higher averages peaking at 3.2 m/s in April. As the year progresses, September's winds blend softly into the transition of autumn, maintaining a consistently calm demeanor that invites moments of tranquility amidst the vibrant landscapes of Pachuca. This delicate balance of breezes serves as a reminder of the region's unique climatic rhythm throughout the year.

Average September Wind Speed in Pachuca

The chart displays monthly wind speed patterns in Pachuca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.73.13.22.82.12.12.02.1 m/s2.32.52.2
Data source: Pachuca September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pachuca Compares to Other Months

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

In comparing the weather between September and January, we can see significant differences. September tends to be much warmer with average temperatures around 28°C (83°F) and highs reaching up to 37°C (99°F). It also experiences heavy rainfall, with 313 mm (12.3 in) of precipitation spread over 25 days, alongside high humidity levels at 86%. In contrast, January offers a cooler climate, with average temperatures sitting at 23°C (73°F) and maximums of 34°C (93°F). The month is much drier, receiving only 42 mm (1.7 in) of rain over 9 days, and maintaining a slightly higher humidity at 88%. For more information, you can check Pachuca weather in January.

September and February present contrasting weather patterns, with September showcasing a significantly warmer climate. In September, temperatures range from a minimum of 23°C (73°F) to a scorching maximum of 37°C (99°F), accompanied by high humidity levels of 86% and substantial precipitation, totaling 313 mm (12.3 in) over 25 days. In contrast, February features milder temperatures, with a minimum of 12°C (54°F) and a maximum of 36°C (97°F), along with markedly lower precipitation at just 41 mm (1.6 in) across 7 days, while maintaining the same humidity level of 86%. For a more detailed exploration of February's weather specifics, you can visit Pachuca weather in February.

September and March present distinct weather patterns, showcasing the transition from summer's heat to the onset of spring. September typically sees higher temperatures, with averages reaching 28°C (83°F) and maximums climbing to 37°C (99°F), while March features slightly cooler averages of 26°C (78°F) and maximums peaking at 38°C (101°F). However, September experiences significantly more rainfall, with an average of 313 mm (12.3 in) spread over 25 days, compared to March's modest 25 mm (1.0 in) across just 5 days. Both months are characterized by high humidity, with September at 86% and March at 84%. For more detailed information on March weather, you can visit Pachuca weather in March.

In September, the weather is characterized by warmer temperatures, with a minimum of 23°C (73°F) and a maximum reaching up to 37°C (99°F), while April sees slightly cooler minimum temperatures of 19°C (66°F) and a higher maximum of 41°C (107°F). Despite the similar average temperature of 28°C (83°F) in both months, September experiences significantly more rainfall, with 313 mm (12.3 in) over 25 days of precipitation, compared to April's minimal 23 mm (0.9 in) spread across just 5 days. Humidity levels are relatively high in both months, with September at 86% and April at 81%. For a more detailed look at April's weather, you can check this link: Pachuca weather in April.

September and May both feature warm temperatures, but they exhibit distinct weather patterns. In September, the average temperature ranges from a minimum of 23°C (73°F) to a maximum of 37°C (99°F), accompanied by high humidity levels at 86% and substantial rainfall of 313 mm (12.3 in) over 25 days. In contrast, May is typically hotter, with an average temperature ranging from 21°C (70°F) to a peak of 40°C (105°F), but it has significantly less precipitation, totaling 58 mm (2.3 in) over only 11 days, and slightly lower humidity at 82%. For more details, you can check Pachuca weather in May.

In comparing the weather of September and June, both months exhibit warm temperatures, with September's average temperature at 28°C (83°F), slightly lower than June's average of 29°C (84°F). Both months have a minimum temperature around 23°C (73°F), while June reaches a maximum of 38°C (101°F), slightly higher than September's max of 37°C (99°F). Precipitation is more pronounced in September, with 313 mm (12.3 in) over 25 days compared to June's 285 mm (11.2 in) over 23 days. Additionally, September experiences higher humidity levels at 86%, contrasted with June's 81%. For more details, you can check Pachuca weather in June.

In comparing the weather between September and July, September experiences slightly higher temperatures, with an average of 28°C (83°F) similar to July but peaking at 37°C (99°F) compared to July's maximum of 36°C (97°F). However, September is notably wetter, receiving 313 mm (12.3 in) of precipitation over 25 days, while July sees only 221 mm (8.7 in) over 24 days. Additionally, September has a higher humidity level at 86%, in contrast to July's 81%. For a more detailed breakdown of July's weather, you can visit Pachuca weather in July.

In comparing the weather between August and September, we see some notable differences. Although both months have similar average temperatures, September experiences a slightly higher maximum temperature of 37°C (99°F) compared to August’s 36°C (97°F). However, September is marked by significantly increased precipitation, with 313 mm (12.3 in) over 25 days, contrasting with August's 230 mm (9.0 in) during the same number of days. Additionally, humidity rises in September to 86%, up from 82% in August, making September feel a bit more intense and wetter. For more details on August's climate, you can refer to Pachuca weather in August.

September typically features higher temperatures, with minimums around 23°C (73°F) and maximums soaring to 37°C (99°F), while October sees a slight decrease, with minimums at 20°C (68°F) and maximums dipping to 36°C (96°F). In terms of precipitation, September is significantly wetter, receiving 313 mm (12.3 in) over 25 days compared to October's 226 mm (8.9 in) over 21 days. However, October experiences slightly higher humidity levels at 90%, compared to September's 86%. For more specifics on the weather during this month, check out Pachuca weather in October.

In September, the weather is notably warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 37°C (99°F) and an average of 28°C (83°F). The month is characterized by high humidity at 86% and substantial rainfall, experiencing 313 mm (12.3 in) over 25 days. In contrast, November brings a shift towards cooler temperatures, with a minimum of 15°C (59°F), an average of 25°C (77°F), and a maximum of 35°C (96°F). Additionally, rainfall decreases significantly to 108 mm (4.2 in) over just 13 days, while humidity rises slightly to 91%. For more details, you can visit Pachuca weather in November.

In September, the weather is characterized by significantly warmer temperatures, with minimums around 23°C (73°F) and maximums reaching up to 37°C (99°F), contributing to an average of 28°C (83°F). This month experiences high precipitation, totaling 313 mm (12.3 in) over 25 days, along with high humidity levels at 86%. In contrast, December brings a noticeable drop in temperatures, with daily averages around 23°C (74°F), maximums of 33°C (93°F), and minimums around 15°C (60°F). Additionally, December is much drier, with only 38 mm (1.5 in) of rainfall over 7 days and humidity slightly elevated at 91%. For more specific details on the climate during December, you can check out Pachuca weather in December.

Compare Pachuca's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pachuca

As September unfolds in Pachuca, the weather showcases a unique blend of warm temperatures and heightened humidity, setting it apart from other months. The air is thick with moisture, leading to frequent rainfall on about 25 days, which is quite a contrast to the drier spells of the year. While maximum temperatures can soar to a sizzling 37°C, the average still hovers around a comfortable 28°C, making outdoor activities both enjoyable and challenging. This month’s 313 mm of precipitation transforms the landscape, fostering lush greenery that is a feast for the senses. For those planning a visit, it’s essential to be prepared for the variable conditions typical of September. To learn more about Pachuca's weather patterns, check out Pachuca Climate.