September Weather in Coatepec, Mexico

Last updated: April 22, 2025

Coatepec, Mexico, experiences a mild September, characterized by a maximum temperature of 23°C (73°F) and an average of 14°C (57°F). The nights can be cool, with temperatures dipping to a minimum of 4°C (39°F). This month is also marked by significant rainfall, totaling 260 mm (10.2 in) over approximately 26 days, contributing to a high humidity level of 82%. Visitors should prepare for a lush, vibrant climate, ideal for experiencing the region's natural beauty amidst frequent showers.

September Temperature in Coatepec

In September, Coatepec experiences a seamless blend of mild temperatures, setting the stage for a comfortable transition into autumn. With minimum temperatures around 4°C (39°F) and averages hovering at 14°C (57°F), the climate remains pleasantly cool. The maximum temperature matches that of August, peaking at 23°C (73°F), offering plenty of opportunities for outdoor activities under the gentle sun. This month marks a slight shift towards cooler evenings, hinting at the change of seasons ahead. Overall, September's temperatures provide a refreshing respite, inviting both locals and visitors to enjoy the charm of Coatepec in a serene atmosphere.

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

The chart illustrates September temperature patterns in Coatepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505356585959565757555250
Data source: Temperature data for Coatepec 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 Coatepec

In September, Coatepec, Mexico, experiences a significant shift in rainfall patterns, with precipitation totaling 260 mm (10.2 in) over the month, making it one of the wettest times of the year. This marks a noticeable decline from the peak rainfall seen in July and August, yet remains high with 26 days of measurable precipitation. Such persistent rainfall underscores the region's lush landscape, as it transitions from the peak of the rainy season into the more moderate months ahead. While September's showers continue to nourish the surroundings, they also signal a gradual tapering of the intense monsoon, setting the stage for the drier October ahead.

September Precipitation Trends in Coatepec

The chart displays monthly precipitation patterns in Coatepec, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1621386092204323332260106348
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Coatepec

In September, Coatepec, Mexico, experiences a notable increase in humidity, reaching 82%. This rise comes after a summer period characterized by lower humidity levels, especially in July at just 68%. As autumn unfolds, the trend shifts towards higher humidity, which continues into the coming months; October peaks at 91%, reflecting the region's transition into its wetter season. The fluctuation in humidity throughout the year highlights the distinct climatic patterns in Coatepec, where the lushness of nature thrives amid the seasonal changes. While September is relatively humid, it's a precursor to the even more saturated months ahead, setting the stage for the vibrant growth that defines the area.

September Average Humidity in Coatepec

This chart illustrates the average monthly humidity levels in Coatepec, 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 Coatepec

In September, Coatepec, Mexico, sees the UV Index peak at 15, maintaining its status in the extreme exposure category. This month reflects a consistent trend from the summer months, where UV values hovered around 14 to 15, demanding caution for outdoor activities. With a mere 10 minutes before a burn can occur, it's crucial for residents and visitors alike to prioritize sun protection. As the year transitions into October, a slight decrease to an index of 12 is anticipated, still falling within the extreme range. For more detailed information, check out the Coatepec UV Index.

Maximum UV Index Levels in Coatepec for September

The chart shows the monthly maximum UV Index (UVI) for Coatepec 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121515151414141512109
Data source: Coatepec 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 Coatepec

In September in Coatepec, Mexico, the skies remain vibrant with an impressive 276 hours of sunshine, though this marks a gentle decline from the sunniest months of May and April, which boast over 320 hours each. As summer transitions into autumn, the weather remains inviting, providing ample opportunity to enjoy the region's rich cultural tapestry amidst the warm glow of the sun. This month continues the trend of strong sunlight that characterizes the region, albeit slightly less than the summer peak of July's 307 hours. Notably, the days are still long and full of life, inviting visitors to bask in the fading warmth as the seasons shift.

Monthly Sunshine Duration in Coatepec: September Highlighted

The September sunshine duration represents the total number of hours Coatepec 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.
JanFebMarAprMayJunJulAugSepOctNovDec243h279h321h323h335h294h307h294h276h290h287h297h
Data source: Coatepec September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coatepec During September

September in Coatepec, Mexico, typically brings a modest 10% chance of sunny weather, making it one of the cloudier months of the year. This trend of diminished sunlight follows a stark drop from the sunnier days of spring and early summer, where the chances hovered around 63% and 75%, respectively. As the summer months progress, the likelihood of sun plummets, with July and August featuring a mere 12% and 13% chance, respectively. September marks a continuation of this pattern, signaling a transition to the approaching fall months, where the chance of sunshine gradually begins to rise again, particularly in October at 23%. For those planning a visit, it's wise to prepare for overcast skies rather than bask in the sun during this time of year.

Percentage of Sunny Days in September in Coatepec

The chart illustrates the percentage of sunny days in Coatepec 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 Coatepec experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%88%75%63%41%7%12%14%10%23%50%75%
Data source: Coatepec September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coatepec in September

In Coatepec, Mexico, September marks a transition as daylight duration settles at 12 hours, mirroring the trend seen in both March and April. Following a vibrant summer where daylight peaked at 13 hours in May, June, and July, the gradual shift signals the onset of shorter days ahead. As the year progresses into October, daylight will further reduce, continuing a rhythmic cycle that reflects the changing seasons. The consistent 11-hour daylight periods in January and February emphasize the steady nature of Coatepec’s climate throughout the year's beginning. Ultimately, September serves as a reminder of the balance between warmth and the cooling approach of autumn, wrapped in the scenic beauty of this charming Mexican town.

Average Daylight Hours in Coatepec for September

The chart illustrates the variation in daylight duration in Coatepec throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 6m11h 30m12h 2m12h 35m13h 2m13h 15m13h 8m12h 44m12h 12m11h 40m11h 12m10h 58m
Data source: Coatepec daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Coatepec

As September arrives in Coatepec, Mexico, the gentle whispers of the wind begin to weave through the vibrant landscape. With an average wind speed of 1.6 m/s (4 mph), the breezes are reminiscent of the preceding summer months, maintaining a soft and refreshing atmosphere. This slight dip from the more active winds earlier in the year hints at the approaching transition into the cooler season. Unlike the winter months, where wind speeds settle around 1.6 m/s, September offers a delicate balance, contributing to the serene and peaceful ambiance that characterizes this time of year. This subtle shift not only marks the end of summer but also invites a sweet anticipation for the changing scenery and harvest season ahead.

Average September Wind Speed in Coatepec

The chart displays monthly wind speed patterns in Coatepec, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.21.92.11.71.71.31.51.6 m/s1.61.61.6
Data source: Coatepec September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Coatepec Compares to Other Months

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

September and January exhibit notably different weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to an average of 14°C (57°F), peaking at 23°C (73°F). This month is characterized by considerable rainfall, with 260 mm (10.2 in) of precipitation spread over 26 days, leading to high humidity levels at 82%. In stark contrast, January sees a minimum temperature of -3°C (26°F) and an average of 10°C (50°F), with the same maximum temperature of 23°C (73°F). However, January is much drier, receiving only 16 mm (0.6 in) of precipitation over just 3 days, with humidity slightly higher at 84%. For more specific details on January weather, you can refer to Coatepec weather in January.

September and February exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), with an average of 14°C (57°F). This month also sees significant rainfall, totaling 260 mm (10.2 in) across 26 days, and the humidity is quite high at 82%. In contrast, February presents milder conditions with temperatures between 0°C (33°F) and 25°C (78°F), averaging around 11°C (53°F). Notably, February is much drier, with only 21 mm (0.8 in) of precipitation over 5 days and a slightly lower humidity of 78%. For those interested in more specific weather details, check out Coatepec weather in February.

In September, the weather tends to be cooler and wetter compared to March, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F) and a significant amount of precipitation totaling 260 mm (10.2 in) over 26 days. The high humidity level of 82% contributes to a distinctly damp atmosphere. In contrast, March features a slightly milder temperature range, with minimums of 2°C (36°F) and maximums reaching up to 26°C (79°F). Precipitation is markedly lower in March, amounting to just 38 mm (1.5 in) across 10 days, along with a humidity level of 75%. For a more detailed look at the weather conditions in March, you can visit Coatepec weather in March.

In comparing the weather of September and April, both months exhibit similar average temperatures, hovering around 14°C (57°F). However, April generally experiences warmer maximum temperatures, reaching up to 27°C (82°F), while September peaks at 23°C (73°F). Notably, September is significantly wetter, with an average precipitation of 260 mm (10.2 in) over 26 days, compared to just 60 mm (2.4 in) over 11 days in April. Humidity levels are also higher in September, at 82%, while April sees a more comfortable 70%. For more details on April weather, you can check Coatepec weather in April.

In comparing the weather of September to that of May, we can observe several key differences. September typically has cooler average temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), with an average of 14°C (57°F). In contrast, May features slightly warmer temperatures, with a minimum of 4°C (40°F) and a maximum of 28°C (82°F), averaging around 15°C (59°F). Additionally, September experiences significantly more rainfall, with 260 mm (10.2 in) over 26 days, while May has only 92 mm (3.6 in) over 15 days. The humidity is also higher in September at 82%, compared to 77% in May. For those interested in specific conditions in Coatepec during this period, you can visit Coatepec weather in May.

In comparing September and June weather, September tends to be cooler, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), while June experiences slightly warmer conditions, with temperatures varying from 6°C (42°F) to 28°C (82°F). Additionally, September is characterized by higher precipitation levels, totaling 260 mm across 26 days, compared to June's 204 mm over 19 days. Humidity is also higher in September at 82%, while June has a more comfortable level at 76%. For a detailed overview of June weather specifics, you can refer to Coatepec weather in June.

When comparing the weather between September and July, we can observe several key differences. September typically presents a cooler temperature range, with minimums around 4°C (39°F) and maximums reaching 23°C (73°F), while July maintains slightly higher temperatures, with a minimum of 5°C (42°F) and a maximum of 22°C (72°F). Both months experience considerable precipitation, but September sees 260 mm (10.2 in) over 26 days, compared to July's 323 mm (12.7 in) over 29 days, indicating that July may experience more intense rainfall despite the slightly lower total. Additionally, September has a higher humidity level at 82%, in contrast to July's 68%, creating a more muggy atmosphere by the fall. For a closer look at July's climate specifics, check out Coatepec weather in July.

In comparing the weather of September and August, we see that September experiences slightly cooler minimum temperatures, ranging from 4°C (39°F) to a maximum of 23°C (73°F), while August has a minimum of 6°C (42°F) with the same maximum. Both months have an average temperature of 14°C (57°F). However, September receives more rainfall, measuring 260 mm (10.2 in) over 26 days, compared to August's 332 mm (13.1 in) over 28 days. Additionally, September's humidity is higher at 82%, compared to August's 70%. For more details, check out Coatepec weather in August.

September and October exhibit notable differences in weather patterns, particularly in temperature and precipitation. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), with an average of 14°C (57°F). The month is characterized by significant rainfall, totaling 260 mm (10.2 in) over 26 days, and a humidity level of 82%.

In contrast, October features slightly cooler temperatures, with a minimum of 1°C (33°F) and an average of 13°C (56°F), while the maximum remains similar at 23°C (74°F). However, October sees a dramatic decrease in precipitation, amounting to just 106 mm (4.2 in) over 15 days, accompanied by a higher humidity of 91%. For more detailed information, you can check Coatepec weather in October.

In September, temperatures in Coatepec range from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), averaging around 14°C (57°F). This month also sees significant rainfall, with 260 mm (10.2 in) spread across 26 days and a humidity level of 82%. In contrast, November experiences cooler temperatures, with lows dropping to -1°C (30°F) and maintaining the same maximum of 23°C (73°F), but averaging lower at 11°C (53°F). Precipitation dramatically decreases to just 34 mm (1.3 in) over 5 days, and humidity rises slightly to 89%. For more detailed information, check Coatepec weather in November.

In September, temperatures range from a cool 4°C (39°F) at night to a pleasant 23°C (73°F) during the day, with an average of 14°C (57°F). The month experiences significant rainfall, with 260 mm (10.2 in) spread over 26 days, and humidity levels are notably high at 82%. In contrast, December brings much cooler weather, with temperatures dipping to a minimum of -4°C (25°F) and averaging around 10°C (51°F), while daytime highs reach 22°C (72°F). The precipitation drops dramatically to only 8 mm (0.3 in) over just 2 days, although humidity remains slightly higher at 88%. For more detailed information, check Coatepec weather in December.

Compare Coatepec's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Coatepec

As September unfolds in Coatepec, the weather exhibits distinct characteristics that set it apart from other months. With an average temperature that leans toward the cooler end of the spectrum, the days are pleasantly mild but often punctuated by frequent rainfall, making this month particularly wet compared to its counterparts. High levels of humidity can make the air feel heavier, while the lush greenery thrives in these conditions. This combination creates a unique atmosphere, perfect for enjoying the vibrant natural beauty of the region. For a more comprehensive look at Coatepec's diverse weather patterns, explore the detailed information available at Coatepec Climate.