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September Weather in El Chapo, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Chapo, Mexico reaches a warm 28°C (82°F). Expect minimums around 23°C (74°F) and maximums soaring to 36°C (97°F). With an average humidity of 87%, you'll definitely feel the tropical atmosphere. However, be prepared for some rain, as the area experiences about 295 mm (11.6 in) of precipitation over 27 days.

September Temperature in El Chapo

In September in El Chapo, the average temperature is 28°C (82°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 23°C (74°F). This warm weather makes El Chapo an ideal destination for travelers seeking sunny adventures.

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

The chart illustrates September temperature patterns in El Chapo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Chapo, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec737578828483838282817774
Data source: Temperature data for El Chapo 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 Chapo

In El Chapo in September, the precipitation amount is 295 mm (11.6 in) distributed over 27 days.

September Precipitation Trends in El Chapo

The chart displays monthly precipitation patterns in El Chapo, 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. In El Chapo, September typically receives around 295 mm (11.6 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec855037297826920528829529117675
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Chapo

In El Chapo in September humidity is 87%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket wrapping around you, making travel challenging as you navigate the air's heavy moisture.

September Average Humidity in El Chapo

This chart illustrates the average monthly humidity levels in El Chapo, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in El Chapo is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Chapo

In El Chapo in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in El Chapo.

Maximum UV Index Levels in El Chapo for September

The chart shows the monthly maximum UV Index (UVI) for El Chapo 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. In September, the maximum UV index in El Chapo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911121313131312131198
Data source: El Chapo 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.

How September Weather in El Chapo Compares to Other Months

Weather in El Chapo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in El Chapo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in El Chapo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)85 mm (3.3 inches)83%very high
February Weather24°C (76°F)50 mm (2.0 inches)76%extreme
March Weather25°C (78°F)37 mm (1.5 inches)66%extreme
April Weather28°C (82°F)29 mm (1.2 inches)59%extreme
May Weather29°C (85°F)78 mm (3.1 inches)64%extreme
June Weather28°C (83°F)269 mm (10.6 inches)69%extreme
July Weather28°C (83°F)205 mm (8.1 inches)82%extreme
August Weather28°C (83°F)288 mm (11.3 inches)87%extreme
September Weather28°C (82°F)295 mm (11.6 inches)87%extreme
October Weather27°C (81°F)291 mm (11.5 inches)88%extreme
November Weather25°C (77°F)176 mm (6.9 inches)88%very high
December Weather23°C (75°F)75 mm (3.0 inches)88%very high

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