September Weather in Santa Isabel Cholula, Mexico

Last updated: April 22, 2025

In September, Santa Isabel Cholula, Mexico experiences a delightful blend of warm and cool weather, featuring an average temperature of 17°C (63°F), with highs peaking at 26°C (79°F) and lows dipping to a refreshing 10°C (50°F). This month is characterized by significant precipitation, totaling 281 mm (11.1 in) over approximately 26 days, contributing to a lush, vibrant landscape. With an average humidity level of 82%, visitors can expect a refreshing atmosphere, perfect for exploring the area's rich cultural heritage amidst the captivating weather.

September Temperature in Santa Isabel Cholula

September in Santa Isabel Cholula, Mexico, marks a transition into the cooler months, with temperatures displaying a gentle decline. The month brings a minimum of 10°C (50°F) and a comfortable average of 17°C (63°F), peaking at a mild 26°C (79°F). This shift begins to reflect a noticeable decrease from the warmer summer highs, signaling the end of the hottest season. As the days grow slightly cooler, visitors can expect pleasant weather ideal for exploring the vibrant culture and stunning landscapes that Cholula has to offer.

September Weather in Santa Isabel Cholula: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Isabel Cholula, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec576164666664646463636058
Data source: Temperature data for Santa Isabel Cholula generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Santa Isabel Cholula

In September, Santa Isabel Cholula experiences a significant surge in precipitation, recording an impressive 281 mm (11.1 in) of rainfall over 26 days. This trend marks one of the highest monthly rainfall totals of the year, indicative of the late summer monsoon season that sweeps through the region. Following a pattern established in the preceding months, September's rainfall underscores a peak in water accumulation, a stark contrast to the drier spells seen earlier in the year. The increase from August's 239 mm highlights a seasonality that climaxes in September, ensuring that local flora and fauna thrive amidst the lush, vibrant landscape. As the rainy season begins to wane into October, this moment represents a crucial time for replenishing groundwater and supporting agricultural activities in this charming part of Mexico.

September Precipitation Trends in Santa Isabel Cholula

The chart displays monthly precipitation patterns in Santa Isabel Cholula, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1282766162311216239281125425
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Santa Isabel Cholula

In September, Santa Isabel Cholula experiences a notable rise in humidity, soaring to 82%, a significant increase from the summer months. This surge marks a turn towards the wetter season, echoing the patterns established earlier in the year. As temperatures begin to cool and the rainy season approaches, humidity levels consistently climb, culminating in the higher readings noted in the ensuing months. Following September, the humidity peaks toward the end of the year, with October reaching a staggering 91%. This trend highlights the region's transition from the drier summer months into the lush, moisture-rich atmosphere of autumn, creating a dynamic environment that shapes both the landscape and the local climate.

September Average Humidity in Santa Isabel Cholula

This chart illustrates the average monthly humidity levels in Santa Isabel Cholula, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santa Isabel Cholula

As summer transitions into fall, September in Santa Isabel Cholula maintains a high UV Index of 14, which falls into the extreme exposure category, indicating the need for caution even during this time of year. This consistent level of sun intensity reflects a broader trend observed from April through October, where the UV Index remains elevated, often peaking at 15 during the heart of summer. The burn time stays critically low at just 10 minutes, underscoring the precaution needed to protect your skin from harmful UV radiation. It's essential to remain vigilant in sun safety practices, especially as we navigate through these months. For more detailed information on UV levels throughout the year, visit Santa Isabel Cholula UV Index.

Maximum UV Index Levels in Santa Isabel Cholula for September

The chart shows the monthly maximum UV Index (UVI) for Santa Isabel Cholula 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151515141413109
Data source: Santa Isabel Cholula 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 Santa Isabel Cholula

In September, Santa Isabel Cholula basks in an impressive 280 hours of sunshine, marking a gentle dip from the sun-drenched summer months. This sunlit haven continues to enjoy a favorable climate, contributing to a remarkable streak of bright days since May, when sunshine peaked at 331 hours. After the vibrant summers of July and August, which each boasted over 300 hours, September heralds the onset of autumn with a gradual decline in sunshine, yet still offers plenty of golden rays. Following this trend, as the year progresses into the cooler months, October and November promise more delightful days, ensuring that Santa Isabel remains a captivating destination for sunshine seekers even as the days grow shorter.

Monthly Sunshine Duration in Santa Isabel Cholula: September Highlighted

The September sunshine duration represents the total number of hours Santa Isabel Cholula 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.
JanFebMarAprMayJunJulAugSepOctNovDec240h276h317h318h331h298h319h307h280h293h287h296h
Data source: Santa Isabel Cholula September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Isabel Cholula During September

In Santa Isabel Cholula, Mexico, the likelihood of sunny weather takes a notable dip in September, with only an 18% chance of sun. This marks a significant contrast to the sunnier spells earlier in the year, particularly in February with a robust 89% chance and March at 74%. As summer progresses into fall, the transition is evident, with June and July reflecting the lowest probabilities of sunshine, at just 8% and 24% respectively. By the time September arrives, residents and visitors alike can anticipate a marked increase in cloud cover, leading into the more favorable conditions of October where sunny weather chances rise to 35%. Overall, September stands out as an outlier in the yearly trend, emphasizing the region's diverse climate throughout the seasons.

Percentage of Sunny Days in September in Santa Isabel Cholula

The chart illustrates the percentage of sunny days in Santa Isabel Cholula 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 Santa Isabel Cholula experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%89%74%67%40%8%25%30%18%36%63%82%
Data source: Santa Isabel Cholula September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Isabel Cholula in September

As September rolls into Santa Isabel Cholula, Mexico, the daylight hours average a comfortable 12 hours, marking a subtle transition from the longer days of summer. This month, along with March, April, and August, showcases a consistent pattern where daylight elegantly shifts between 12 and 13 hours. The progression from June to September reveals a peak of sunlight during the summer months, gradually tapering off as autumn approaches. While both October and the following months return to 11 hours of daylight, September serves as a gentle reminder of the lingering warmth and bright days before the sun sets a bit earlier.

Average Daylight Hours in Santa Isabel Cholula for September

The chart illustrates the variation in daylight duration in Santa Isabel Cholula throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 7m11h 31m12h 2m12h 34m13h 1m13h 14m13h 7m12h 43m12h 12m11h 41m11h 13m11h
Data source: Santa Isabel Cholula daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Santa Isabel Cholula

As September unfolds in Santa Isabel Cholula, Mexico, the gentle whispers of the wind create a serene backdrop for the changing season. With an average wind speed of 1.8 m/s (4 mph), September mirrors the calm month of August, maintaining a consistency that invites tranquility. This pattern of moderate breezes has persisted since the height of summer, showcasing a notable decrease from the brisker winds observed earlier in the year, particularly in January through April when speeds hovered around 2.4 m/s (5 mph). As autumn approaches, these soft winds provide a soothing transition, setting the stage for the cooler, crisper months ahead while reminding us of the beauty in nature's variability.

Average September Wind Speed in Santa Isabel Cholula

The chart displays monthly wind speed patterns in Santa Isabel Cholula, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.42.22.41.91.81.81.81.8 m/s2.02.32.0
Data source: Santa Isabel Cholula September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Santa Isabel Cholula Compares to Other Months

The weather in Santa Isabel Cholula 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 Santa Isabel Cholula and find detailed weather information for every month.

September and January present contrasting weather conditions. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), with an average around 17°C (63°F). This month receives significant rainfall, totaling 281 mm (11.1 in) over 26 days, coupled with high humidity levels of 82%. Conversely, January features milder temperatures, with a minimum of 3°C (37°F) and a maximum reaching 26°C (80°F), averaging 14°C (58°F). Remarkably, precipitation drops to just 12 mm (0.5 in) across only 2 days, while humidity remains slightly higher at 84%. For more details on January weather, visit Santa Isabel Cholula weather in January.

September and February present distinct weather patterns. September typically features a wider temperature range, with minimums around 10°C (50°F) and maximums reaching 26°C (79°F), averaging 17°C (63°F). In contrast, February exhibits slightly cooler conditions, with minimum temperatures of 5°C (42°F) and maximums peaking at 27°C (82°F), averaging 16°C (61°F).

One significant difference is the precipitation levels; September is quite wet with about 281 mm (11.1 in) of rainfall spread over 26 days, while February is considerably drier, receiving only 8 mm (0.3 in) over just 2 days. Humidity remains relatively high in both months, although September, with 82%, is slightly more humid compared to February's 78%.

For more detailed insights into February weather, you can check Santa Isabel Cholula weather in February.

In comparing the weather of September and March, September tends to be cooler with an average temperature of 17°C (63°F), while March experiences slightly warmer conditions averaging 18°C (65°F). September is also significantly wetter, with 281 mm (11.1 in) of precipitation over 26 days, compared to just 27 mm (1.1 in) over 6 days in March. Additionally, humidity levels are higher in September at 82%, whereas March sees a more moderate 75%. For those interested in exploring more about the climate, you can check Santa Isabel Cholula weather in March.

When comparing the weather in September and April, notable differences emerge. September tends to be cooler, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), while April experiences slightly warmer conditions, with temperatures peaking at 29°C (84°F). Additionally, September is significantly wetter, with 281 mm (11.1 in) of precipitation over 26 days, compared to April's much drier climate, which sees only 66 mm (2.6 in) of rain over 11 days. Humidity is also higher in September at 82%, whereas April enjoys a more comfortable 70%. For more information on the specifics of April weather, you can check Santa Isabel Cholula weather in April.

When comparing the weather in September and May, it’s clear that both months experience mild temperatures, with September averaging around 17°C (63°F) and May warming up to an average of 19°C (66°F). The maximum temperatures in May can reach up to 29°C (85°F), making it generally warmer than September, which peaks at 26°C (79°F). Additionally, May has significantly less precipitation, with 162 mm (6.4 in) over about 20 days, compared to September’s 281 mm (11.1 in) over 26 days, indicating that September tends to be much wetter. Humidity levels are also slightly higher in September at 82%, while May hovers at 77%, providing a more comfortable feel during the latter month. For a detailed look at weather specifics, check out Santa Isabel Cholula weather in May.

September and June present distinct weather characteristics. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), with an average around 17°C (63°F). The month is quite rainy, experiencing 281 mm (11.1 in) of precipitation over 26 days, and the humidity is relatively high at 82%. In contrast, June offers slightly warmer conditions, with temperatures ranging from 11°C (52°F) to a peak of 30°C (86°F) and an average of 18°C (64°F). June also sees a bit more rainfall, with 311 mm (12.2 in) across 24 days but lower humidity at 76%. For a detailed look at June weather specifics, visit Santa Isabel Cholula weather in June.

In comparing the weather of September and July, September tends to be slightly cooler with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), while July features a broader range from 8°C (47°F) to 28°C (82°F). September experiences more rainfall, with a staggering 281 mm (11.1 in) spread over 26 days, compared to July's 216 mm (8.5 in) over 24 days. Additionally, September is notably more humid, with an average humidity of 82%, whereas July has a lower average of 68%. For those interested in learning more about July's specific weather conditions, you can check out Santa Isabel Cholula weather in July.

In comparing the weather of September and August, we can see a few notable differences. September tends to be slightly cooler, with an average temperature of 17°C (63°F) compared to August's 18°C (64°F). Both months experience similar minimum temperatures of around 10°C (50°F), but September has a slightly lower maximum at 26°C (79°F) compared to August's 27°C (80°F). One significant difference is the precipitation; September sees a notable increase, with 281 mm (11.1 in) of rain falling over 26 days, while August has lower precipitation amounts of 239 mm (9.4 in) over the same number of days. The humidity is also higher in September at 82%, compared to 70% in August. For a closer look at August weather specifically, you can visit Santa Isabel Cholula weather in August.

In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), with an average of 17°C (63°F). The month is characterized by significant rainfall, totaling 281 mm (11.1 in) over 26 days, and high humidity levels at 82%. In contrast, October maintains a similar average temperature of 17°C (63°F) but features slightly cooler minimum temperatures at 7°C (45°F) and a maximum of 27°C (80°F). Notably, October experiences much less precipitation at 125 mm (4.9 in), spread over 18 days, alongside increased humidity at 91%. For more detailed information on October weather, you can visit Santa Isabel Cholula weather in October.

September and November showcase distinct weather patterns. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), with an average of 17°C (63°F). This month also experiences significant rainfall, totaling 281 mm (11.1 in) over 26 days, contributing to a humidity level of 82%. In contrast, November sees a slightly cooler minimum temperature of 5°C (42°F) while maintaining a similar maximum of 28°C (82°F) and an average of 16°C (61°F). Precipitation dramatically decreases to 42 mm (1.7 in) over just 5 days, resulting in higher humidity at 89%. For more detailed information, check out Santa Isabel Cholula weather in November.

Comparing the weather in September and December reveals significant differences. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), with an average of 17°C (63°F). It is also a notably wet month, experiencing 281 mm (11.1 in) of precipitation over 26 days, contributing to high humidity levels of 82%. In contrast, December sees a decrease in temperatures, with a minimum of 3°C (38°F) and the same maximum of 26°C (79°F), resulting in a cooler average of 15°C (58°F). December is much drier, with only 5 mm (0.2 in) of precipitation across just 1 day, and humidity rises slightly to 88%. For more information on December weather, visit Santa Isabel Cholula weather in December.

Compare Santa Isabel Cholula's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Santa Isabel Cholula

As September unfolds in Santa Isabel Cholula, the weather experiences a remarkable shift compared to the peak summer months. With an average temperature around 17°C (63°F), the days begin to feel cooler, creating a refreshing contrast from the heat of previous months. However, this relief comes alongside increased precipitation, with nearly 26 days of rain, making September one of the wettest times of the year. The humidity also peaks at 82%, adding to the tropical feel of the region. This unique blend of cooler temperatures and frequent rainfall sets September apart, offering a vibrant atmosphere perfect for exploring the beauty of the area. To learn more about weather patterns throughout the year, check out Santa Isabel Cholula Climate.