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September Weather in Zacualpan, Mexico

Last updated: August 27, 2025

In September, the average temperature in Zacualpan, Mexico is a pleasant 24°C (76°F). You can expect lows of around 19°C (67°F) and highs reaching up to 32°C (90°F). With an average humidity of 83%, conditions can feel quite tropical. However, be prepared for some rain, as precipitation averages 242 mm (9.5 in) over 26 days throughout the month.

September Temperature in Zacualpan

In September in Zacualpan, the average temperature is 24°C (76°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as 19°C (67°F). This pleasant climate makes it an ideal destination for exploring and outdoor activities.

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

The chart illustrates September temperature patterns in Zacualpan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zacualpan, September typically has an average temperature of 24°C (76°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec727275767878787776767472
Data source: Temperature data for Zacualpan 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 Zacualpan

In Zacualpan in September, the precipitation amount is 242 mm (9.5 in) over the course of 26 days.

September Precipitation Trends in Zacualpan

The chart displays monthly precipitation patterns in Zacualpan, 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 Zacualpan, September typically receives around 242 mm (9.5 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec10920132291563442421822910
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zacualpan

In Zacualpan in September, humidity is 83%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and possibly causing travelers to sweat more quickly, prompting frequent breaks in shaded areas or the search for refreshing beverages.

September Average Humidity in Zacualpan

This chart illustrates the average monthly humidity levels in Zacualpan, 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 Zacualpan is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%65%59%60%67%80%81%83%83%80%77%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Zacualpan

In Zacualpan 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 Zacualpan, you can check here.

Maximum UV Index Levels in Zacualpan for September

The chart shows the monthly maximum UV Index (UVI) for Zacualpan 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 Zacualpan typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec910131313141313141298
Data source: Zacualpan 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 Zacualpan Compares to Other Months

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

This table compares monthly weather conditions in Zacualpan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)10 mm (0.4 inches)70%very high
February Weather22°C (73°F)9 mm (0.4 inches)65%very high
March Weather24°C (75°F)2 mm (0.1 inches)59%extreme
April Weather24°C (76°F)0 mm (0.0 inches)60%extreme
May Weather26°C (78°F)13 mm (0.5 inches)67%extreme
June Weather26°C (78°F)229 mm (9.0 inches)80%extreme
July Weather25°C (78°F)156 mm (6.1 inches)81%extreme
August Weather25°C (77°F)344 mm (13.6 inches)83%extreme
September Weather24°C (76°F)242 mm (9.5 inches)83%extreme
October Weather25°C (76°F)182 mm (7.2 inches)80%extreme
November Weather24°C (75°F)29 mm (1.2 inches)77%very high
December Weather22°C (72°F)9 mm (0.4 inches)76%very high

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