September Weather in El Mirador, Mexico

Last updated: April 22, 2025

In September, El Mirador, Mexico experiences a warm and humid climate, with maximum temperatures reaching up to 29°C (85°F) and an average temperature of around 21°C (70°F). The minimum temperature can drop to 16°C (61°F), providing a comfortable range for visitors. This month is characterized by significant precipitation, totaling 177 mm (7.0 in) across approximately 22 days, making it one of the wetter months of the year. With humidity levels averaging 84%, it’s advisable for travelers to come prepared for the tropical conditions while enjoying the lush surroundings that this rainfall helps sustain.

September Temperature in El Mirador

In September, El Mirador, Mexico experiences a subtle transition as summer begins to wane. With minimum temperatures averaging around 16°C (61°F), the nights remain comfortably warm while daytime highs peak at 29°C (85°F). The overall average temperature hovers at 21°C (70°F), offering a pleasant balance for outdoor activities. Compared to the hotter months of May and June, where maximums reach 36°C (98°F), September feels like a gentle embrace, signaling the approach of autumn. This month serves as a sweet spot, where the lingering warmth of summer gradually gives way to cooler days, making it an ideal time for visitors to explore the vibrant landscapes and rich culture that El Mirador has to offer.

September Weather in El Mirador: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in El Mirador, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec636671747674717170696663
Data source: Temperature data for El Mirador 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 El Mirador

In September, El Mirador experiences a significant continuation of its rainy season, receiving 177 mm (7.0 in) of precipitation spread over 22 days. This showcases a notable peak period for rainfall, continuing the upward trend from the preceding months of July and August, which recorded 189 mm (7.4 in) and 183 mm (7.2 in), respectively. While June initiated the wet season with 103 mm, September maintains the momentum, illustrating a vibrant weather pattern that nurtures the region's lush landscapes. As the month transitions into October, the rainfall begins to taper off significantly, but September stands firmly as a culmination of the summer rains, marking it as one of the wettest months of the year.

September Precipitation Trends in El Mirador

The chart displays monthly precipitation patterns in El Mirador, 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.
JanFebMarAprMayJunJulAugSepOctNovDec610211810318918317759186
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Mirador

In September, El Mirador experiences a notable increase in humidity, reaching a significant 84%, the highest level of the year. This surge marks a continuation of the upward trend observed since June, where humidity began rising sharply from 74% in June through to 81% in August. The transition into September signals the peak of the wet season, making the atmosphere feel particularly thick and damp. As temperatures start to cool in October, humidity drops to 75%, but the summer months clearly establish September as a month of intense moisture, shaping the region’s tropical climate.

September Average Humidity in El Mirador

This chart illustrates the average monthly humidity levels in El Mirador, 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.
JanFebMarAprMayJunJulAugSepOctNovDec64%57%46%43%51%74%79%81%84%75%71%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Mirador

In September, El Mirador, Mexico experiences a notably high UV Index of 14, placing it within the extreme exposure category. This level indicates a burn time of just 10 minutes, highlighting the intense sun exposure typical of this time of year. Throughout the preceding months, the UV Index consistently peaks at 14 during the dry season from March through September, illustrating the area's enduring sunlight and necessitating precautions against potential sunburn. As the year progresses, the Index begins to taper off, transitioning to slightly lower values in October and November. Given these trends, it’s crucial for residents and visitors alike to stay informed and protect their skin under the bright skies of El Mirador. For more details on the UV Index, visit El Mirador UV Index.

Maximum UV Index Levels in El Mirador for September

The chart shows the monthly maximum UV Index (UVI) for El Mirador 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.
JanFebMarAprMayJunJulAugSepOctNovDec911141414141313141298
Data source: El Mirador 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 El Mirador

September in El Mirador, Mexico, continues the trend of abundant sunshine, boasting 286 hours of bright blue skies. While this marks a slight decrease from the sun-drenched summer months of May through August, when hours peaked at over 300, it still reflects a rich tapestry of warmth compared to the chillier months ahead. This gradual decline serves as a gentle reminder of the approaching fall, yet visitors can still relish the lingering sunshine that paints the landscape in vibrant hues. As October approaches with 291 hours, the sunshine remains a vital element of El Mirador's charm, inviting travelers to experience the tail end of the sun-soaked season.

Monthly Sunshine Duration in El Mirador: September Highlighted

The September sunshine duration represents the total number of hours El Mirador 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.
JanFebMarAprMayJunJulAugSepOctNovDec231h270h321h327h342h309h313h308h286h291h280h288h
Data source: El Mirador September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in El Mirador During September

In El Mirador, Mexico, September typically sees a 20% chance of sunny weather, placing it among the cloudier months of the year. This aligns with a noticeable trend of declining sunshine from the vibrant, sunny days of winter and early spring, where chances peak at 86% in February. As the summer progresses, the likelihood of sun diminishes significantly, dropping to a mere 16% in July and remaining low throughout August. Although September doesn’t offer much in terms of clear skies, it does pave the way for the increasing sunshine that returns in October, where chances improve to 38%. This seasonal shift highlights how September is often a transitional period, making it a month of subdued yet cozy weather.

Percentage of Sunny Days in September in El Mirador

The chart illustrates the percentage of sunny days in El Mirador 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 El Mirador experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%86%81%72%69%23%16%20%20%38%63%66%
Data source: El Mirador September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in El Mirador in September

In September, El Mirador, Mexico, experiences a delightful 12 hours of daylight, marking a consistent transition into the fall season. This month follows a gradual decline in daylight hours from the longest days of summer, where June to August enjoy 13 hours, creating a vibrant outdoor atmosphere. As the year progresses, daylight begins to taper off, hinting at the impending shorter days of autumn. This seasonal rhythm not only enriches the local landscape but also encourages residents and visitors alike to savor the golden sunsets and unique beauty of this charming destination.

Average Daylight Hours in El Mirador for September

The chart illustrates the variation in daylight duration in El Mirador throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 1m11h 28m12h 2m12h 37m13h 6m13h 20m13h 13m12h 46m12h 13m11h 38m11h 8m10h 53m
Data source: El Mirador daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in El Mirador

As September settles in El Mirador, Mexico, the gentle breeze begins to whisper at an average wind speed of 1.3 m/s (3 mph), which mirrors the calmness of the month before it. This subtle slowdown from the slightly brisker winds felt in the spring and early summer reflects a trend of diminishing wind speeds as the year progresses, with September marking one of the quieter moments. The consistent light winds of the summer are giving way to a tranquil atmosphere, creating a serene backdrop perfect for enjoying the beauty of this charming locale. As the season transitions, the landscape embraces the soft, soothing caress of the September wind, inviting relaxation and reflection amidst nature’s calm.

Average September Wind Speed in El Mirador

The chart displays monthly wind speed patterns in El Mirador, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.91.92.11.91.71.31.51.3 m/s1.51.51.4
Data source: El Mirador September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in El Mirador Compares to Other Months

The weather in El Mirador 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 El Mirador and find detailed weather information for every month.

September and January exhibit strikingly different weather patterns. In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). This month is characterized by high humidity at 84% and significant rainfall, averaging 177 mm (7.0 in) over 22 days. In contrast, January brings a cooler climate, with temperatures dipping to a minimum of 5°C (42°F) and peaking at 30°C (86°F), averaging 17°C (63°F). This month is notably dry, with only 6 mm (0.2 in) of precipitation and no rainy days, coupled with a lower humidity level of 64%. For further details on January weather, visit El Mirador weather in January.

September and February present notably different weather patterns. In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). This month experiences significant rainfall, totaling 177 mm (7.0 in) across 22 days, coupled with high humidity levels at 84%. In contrast, February is much drier and cooler, with temperatures starting at a minimum of 6°C (42°F) and peaking at 31°C (88°F), averaging 19°C (66°F). During this month, precipitation drops significantly to just 10 mm (0.4 in) over 2 days, and humidity is relatively low at 57%. These stark differences make September a rainy, humid month while February offers a milder and drier climate. For more detailed information, you can check El Mirador weather in February.

In September, the weather tends to be warmer and more humid, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F). This month also sees considerable rainfall, accumulating 177 mm (7.0 in) over 22 days, resulting in a high humidity level of 84%. In contrast, March offers a more temperate climate, characterized by a broader temperature range with lows of 10°C (50°F) and highs reaching up to 34°C (93°F). Remarkably, precipitation is minimal, with only 2 mm (0.1 in) and no rainy days, leading to much lower humidity levels at 46%. For more information about March weather, you can visit El Mirador weather in March.

When comparing the weather in September and April, significant differences become evident. September experiences a milder temperature range with minimums around 16°C (61°F), averaging 21°C (70°F), and peaking at 29°C (85°F). However, it also brings substantial precipitation, totaling 177 mm (7.0 in) across 22 days, contributing to a high humidity level of 84%. In contrast, April boasts warmer temperatures, with a minimum of 10°C (51°F) and a maximum reaching a sweltering 34°C (94°F), while enjoying remarkably low precipitation of just 1 mm over the month. Additionally, April is much less humid, with levels around 42%. For more details on the pleasant conditions typical of April, you can visit El Mirador weather in April.

In comparing the weather of September and May, we see distinct differences in temperature and precipitation patterns. September tends to be milder with an average temperature of 21°C (70°F), peaking at 29°C (85°F), but it also experiences high humidity at 84% and considerable rainfall, totaling 177 mm (7.0 in) over 22 days. In contrast, May boasts warmer conditions, with an average temperature of 24°C (76°F) and a maximum that can reach a sweltering 36°C (98°F). Additionally, May is significantly drier, receiving only 18 mm (0.7 in) of precipitation across just 4 days and exhibiting lower humidity levels at 51%. For more detailed weather insights, visit El Mirador weather in May.

In comparing the weather of September and June, we notice a distinct contrast in temperatures and precipitation patterns. September typically experiences a minimum temperature of 16°C (61°F) and an average of 21°C (70°F), with a maximum reaching 29°C (85°F). This month is characterized by higher rainfall, with a total precipitation of 177 mm (7.0 in) spread over 22 days and a humidity level of 84%. In contrast, June presents warmer conditions, starting at a minimum of 16°C (61°F), with an average of 23°C (75°F), and soaring to a maximum of 36°C (98°F). Additionally, June has considerably less rain, totaling 103 mm (4.1 in) across 16 days, and lower humidity levels at 74%. For a more detailed glimpse into June's weather specifics, check out El Mirador weather in June.

In comparing the weather between September and July, we can see some notable differences. Both months start with similar minimum temperatures at 16°C (61°F); however, July tends to be warmer overall, with an average temperature of 22°C (71°F) and a maximum reaching 31°C (88°F). In contrast, September has a slightly lower average temperature of 21°C (70°F) and peaks at 29°C (85°F).

Precipitation levels are quite similar, with July receiving 189 mm (7.4 in) across 26 days, while September has 177 mm (7.0 in) over 22 days. Interestingly, September experiences higher humidity at 84% compared to July's 79%. For a closer look at the specific weather patterns, you can refer to El Mirador weather in July.

In comparing the weather of September and August, we see a slight shift in temperatures and precipitation patterns. September showcases a minimum temperature of 16°C (61°F) and an average of 21°C (70°F), while August features a slightly cooler minimum of 14°C (58°F) and a higher average of 22°C (71°F). Both months experience high humidity, but September is slightly more humid at 84% compared to August’s 81%. Precipitation levels are similar, with September receiving 177 mm (7.0 in) over 22 days, while August sees 183 mm (7.2 in) over 27 days, indicating a slightly wetter month. For more detailed insights into August's weather, you can check El Mirador weather in August.

In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). This month experiences significant rainfall, accumulating 177 mm (7.0 in) over 22 days, along with high humidity levels at 84%. In contrast, October sees a slight drop in minimum temperatures to 11°C (52°F), but maintains an overall average of 21°C (69°F) while reaching a maximum of 30°C (86°F). The precipitation significantly decreases to 59 mm (2.3 in) over just 10 days, and humidity levels also lower to 75%. For a more detailed look at October weather conditions, visit El Mirador weather in October.

In comparing the weather between September and November, notable differences emerge. September features a warmer climate with average temperatures around 21°C (70°F) and peak highs reaching up to 29°C (85°F). However, it also comes with significant rainfall, averaging 177 mm (7.0 in) over 22 days, along with high humidity levels at 84%. Conversely, November experiences cooler temperatures, with a minimum of 8°C (46°F), an average of 19°C (66°F), and maximums similar to September at 30°C (86°F). The month is characterized by much less precipitation, only 18 mm (0.7 in) over just 2 days, and lower humidity at 71%. This shift indicates a transition to drier and more comfortable conditions as the year moves towards winter. For more detailed weather information specific to November, check out El Mirador weather in November.

In comparing the weather between September and December, a notable shift can be observed. September enjoys warmer temperatures, with a minimum of 16°C (61°F) and an average of 21°C (70°F), peaking at a high of 29°C (85°F). However, it also brings significant rainfall, totaling 177 mm (7.0 in) over 22 days, leading to higher humidity levels at 84%.

In contrast, December experiences much cooler weather, with a minimum temperature dropping to 4°C (39°F) and an average of 17°C (63°F), while the maximum temperature remains similar at 28°C (83°F). The month is significantly drier, with only 6 mm (0.2 in) of precipitation occurring over just one day and lower humidity at 74%. For more details, you can explore the El Mirador weather in December.

Compare El Mirador's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in El Mirador

September in El Mirador brings a distinctive shift in weather compared to the drier months. With higher humidity levels hovering around 84%, this month feels more sultry, contributing to its lush surroundings. Frequent rainfall, typically over 22 days, adds to the vibrant scenery but can catch visitors off guard. While daytime temperatures peak at a warm 29°C (85°F), the evenings offer a refreshing dip to around 16°C (61°F), providing relief after the day's heat. This transitional period highlights the region's tropical essence, making it a unique time for nature enthusiasts and those seeking an immersive experience. For a deeper dive into what the weather holds throughout the year, be sure to check out El Mirador Climate.