September Weather in Atenguillo, Mexico

Last updated: August 27, 2025

In Atenguillo, Mexico, the average temperature in September is a pleasant 20°C (68°F). Expect minimums around 14°C (57°F) and maximums reaching 29°C (84°F). During this month, prepare for precipitation totaling 330 mm (13.0 in) spread across 25 days, resulting in an average humidity level of 84%. 🌧️

September Temperature in Atenguillo

In September in Atenguillo, the average temperature is 20°C (68°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 14°C (57°F). It's an ideal time for travelers to enjoy mild and pleasant weather while exploring the area.

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

The chart illustrates September temperature patterns in Atenguillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atenguillo, September typically has an average temperature of 20°C (68°F), with highs reaching up to 29°C (84°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec606165687070676867676460
Data source: Temperature data for Atenguillo 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 Atenguillo

In Atenguillo in September, the precipitation amount is 330 mm (13.0 in) over the course of 25 days.

September Precipitation Trends in Atenguillo

The chart displays monthly precipitation patterns in Atenguillo, 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 Atenguillo, September typically receives around 330 mm (13.0 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec212942321753543493301413220
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Atenguillo

In Atenguillo in September humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

September Average Humidity in Atenguillo

This chart illustrates the average monthly humidity levels in Atenguillo, 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 Atenguillo is approximately 84%, offering insight into how humid the weather typically is during this month.
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 Atenguillo

In Atenguillo in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Atenguillo, you can check here.

Maximum UV Index Levels in Atenguillo for September

The chart shows the monthly maximum UV Index (UVI) for Atenguillo 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 Atenguillo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111415141513131412108
Data source: Atenguillo 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 Atenguillo Compares to Other Months

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

This table compares monthly weather conditions in Atenguillo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)21 mm (0.8 inches)64%very high
February Weather16°C (62°F)29 mm (1.1 inches)57%extreme
March Weather18°C (66°F)4 mm (0.2 inches)46%extreme
April Weather20°C (68°F)2 mm (0.1 inches)42%extreme
May Weather21°C (70°F)32 mm (1.2 inches)51%extreme
June Weather21°C (70°F)175 mm (6.9 inches)74%extreme
July Weather20°C (68°F)354 mm (13.9 inches)79%extreme
August Weather20°C (68°F)349 mm (13.7 inches)81%extreme
September Weather20°C (68°F)330 mm (13.0 inches)84%extreme
October Weather19°C (67°F)141 mm (5.5 inches)75%extreme
November Weather18°C (64°F)32 mm (1.3 inches)71%very high
December Weather16°C (60°F)20 mm (0.8 inches)74%very high

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