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September Weather in San Esteban Atatlahuca, Mexico

Last updated: August 26, 2025

The average temperature in San Esteban Atatlahuca, Mexico during September is a comfortable 19°C (66°F). Expect temperatures to range from a cool 13°C (55°F) to a warm 28°C (83°F). This month sees an average precipitation of 470 mm (18.5 in) spread over 29 days, keeping the humidity high at around 82%. Enjoy the unique climate this season offers!

September Temperature in San Esteban Atatlahuca

In September in San Esteban Atatlahuca, the average temperature is 19°C (66°F), with maximums reaching up to 28°C (83°F) and minimums dipping as low as 13°C (55°F). This pleasant climate makes San Esteban Atatlahuca an ideal destination for travelers seeking comfortable weather for outdoor activities.

September Weather in San Esteban Atatlahuca: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Esteban Atatlahuca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Esteban Atatlahuca, September typically has an average temperature of 19°C (66°F), with highs reaching up to 28°C (83°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec626466676866666666656462
Data source: Temperature data for San Esteban Atatlahuca 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 San Esteban Atatlahuca

In San Esteban Atatlahuca in September, the total precipitation amount is 470 mm (18.5 in) spread over 29 days.

September Precipitation Trends in San Esteban Atatlahuca

The chart displays monthly precipitation patterns in San Esteban Atatlahuca, 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 San Esteban Atatlahuca, September typically receives around 470 mm (18.5 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec6316321363663314344702553813
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Esteban Atatlahuca

In San Esteban Atatlahuca in September humidity is 82%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making it slightly uncomfortable for traveling as you might find yourself constantly seeking shade or a cool breeze.

September Average Humidity in San Esteban Atatlahuca

This chart illustrates the average monthly humidity levels in San Esteban Atatlahuca, 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 San Esteban Atatlahuca is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Esteban Atatlahuca

In San Esteban Atatlahuca 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 San Esteban Atatlahuca, you can check here.

Maximum UV Index Levels in San Esteban Atatlahuca for September

The chart shows the monthly maximum UV Index (UVI) for San Esteban Atatlahuca 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 San Esteban Atatlahuca typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131515151515141413119
Data source: San Esteban Atatlahuca 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 San Esteban Atatlahuca Compares to Other Months

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

This table compares monthly weather conditions in San Esteban Atatlahuca, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)6 mm (0.2 inches)65%extreme
February Weather18°C (64°F)3 mm (0.1 inches)61%extreme
March Weather19°C (66°F)16 mm (0.6 inches)59%extreme
April Weather20°C (68°F)32 mm (1.3 inches)62%extreme
May Weather20°C (68°F)136 mm (5.4 inches)73%extreme
June Weather19°C (66°F)366 mm (14.4 inches)78%extreme
July Weather19°C (66°F)331 mm (13.0 inches)79%extreme
August Weather19°C (66°F)434 mm (17.1 inches)82%extreme
September Weather19°C (66°F)470 mm (18.5 inches)82%extreme
October Weather19°C (66°F)255 mm (10.0 inches)79%extreme
November Weather18°C (64°F)38 mm (1.5 inches)72%extreme
December Weather17°C (63°F)13 mm (0.5 inches)70%very high

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