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September Weather in Santa Maria Acatepec, Mexico

Last updated: August 27, 2025

In September, the average temperature in Santa Maria Acatepec, Mexico hovers around 24°C (75°F). Expect minimums of 18°C (64°F) and peaks reaching 32°C (90°F). With 463 mm (18.2 in) of precipitation spread over 29 days, be prepared for a likely wet season. Additionally, the average humidity lingers at a comfortable 82%, making it a uniquely tropical experience.

September Temperature in Santa Maria Acatepec

In September in Santa Maria Acatepec, the average temperature is 24°C (75°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as 18°C (64°F). This mild climate makes Santa Maria Acatepec an ideal destination for travelers seeking comfortable weather.

September Weather in Santa Maria Acatepec: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Maria Acatepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Maria Acatepec, September typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec737476787976767575757473
Data source: Temperature data for Santa Maria Acatepec 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 Santa Maria Acatepec

In Santa Maria Acatepec in September, the total precipitation amount reaches 463 mm (18.2 in) over the course of 29 days.

September Precipitation Trends in Santa Maria Acatepec

The chart displays monthly precipitation patterns in Santa Maria Acatepec, 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 Santa Maria Acatepec, September typically receives around 463 mm (18.2 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec53591023302794344632953314
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santa Maria Acatepec

In Santa Maria Acatepec in September, humidity is 82%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel feel sticky and heavy on the skin, often requiring more frequent breaks and hydration.

September Average Humidity in Santa Maria Acatepec

This chart illustrates the average monthly humidity levels in Santa Maria Acatepec, 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 Santa Maria Acatepec 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 Santa Maria Acatepec

In Santa Maria Acatepec 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 Santa Maria Acatepec, you can check here.

Maximum UV Index Levels in Santa Maria Acatepec for September

The chart shows the monthly maximum UV Index (UVI) for Santa Maria Acatepec 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 Santa Maria Acatepec typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414131412109
Data source: Santa Maria Acatepec 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 Santa Maria Acatepec Compares to Other Months

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

This table compares monthly weather conditions in Santa Maria Acatepec, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)5 mm (0.2 inches)65%very high
February Weather24°C (75°F)3 mm (0.1 inches)61%extreme
March Weather25°C (77°F)5 mm (0.2 inches)59%extreme
April Weather26°C (78°F)9 mm (0.4 inches)62%extreme
May Weather26°C (79°F)102 mm (4.0 inches)73%extreme
June Weather24°C (76°F)330 mm (13.0 inches)78%extreme
July Weather24°C (76°F)279 mm (11.0 inches)79%extreme
August Weather24°C (75°F)434 mm (17.1 inches)82%extreme
September Weather24°C (75°F)463 mm (18.2 inches)82%extreme
October Weather24°C (75°F)295 mm (11.6 inches)79%extreme
November Weather23°C (74°F)33 mm (1.3 inches)72%very high
December Weather23°C (73°F)14 mm (0.5 inches)70%very high

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