September Weather in Alpatlahuac (San Pedro Alpatlahuac), Mexico

Last updated: August 27, 2025

In September, the average temperature in Alpatlahuac (San Pedro Alpatlahuac), Mexico is a comfortable 18°C (65°F). However, expect a range with minimums dipping to 9°C (49°F) and maximums reaching up to 27°C (81°F). Prepare for 251 mm (9.9 in) of precipitation spread over 25 days, contributing to a high average humidity of 82%.

September Temperature in Alpatlahuac (San Pedro Alpatlahuac)

In September in Alpatlahuac (San Pedro Alpatlahuac), the average temperature is 18°C (65°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as 9°C (49°F). This pleasant climate makes Alpatlahuac (San Pedro Alpatlahuac) an ideal destination for outdoor activities and sightseeing.

September Weather in Alpatlahuac (San Pedro Alpatlahuac): Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Alpatlahuac (San Pedro Alpatlahuac), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alpatlahuac (San Pedro Alpatlahuac), September typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (81°F) and lows dropping to around 9°C (49°F).

Data source: Temperature data for Alpatlahuac (San Pedro Alpatlahuac) generated using information from the Copernicus Climate Change Service.

September Precipitation in Alpatlahuac (San Pedro Alpatlahuac)

In Alpatlahuac (San Pedro Alpatlahuac) in September, the precipitation amount is 251 mm (9.9 in) over a span of 25 days, indicating a significant amount of rainfall for that period.

September Precipitation Trends in Alpatlahuac (San Pedro Alpatlahuac)

The chart displays monthly precipitation patterns in Alpatlahuac (San Pedro Alpatlahuac), 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 Alpatlahuac (San Pedro Alpatlahuac), September typically receives around 251 mm (9.9 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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September Humidity in Alpatlahuac (San Pedro Alpatlahuac)

In Alpatlahuac (San Pedro Alpatlahuac) in September, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

September Average Humidity in Alpatlahuac (San Pedro Alpatlahuac)

This chart illustrates the average monthly humidity levels in Alpatlahuac (San Pedro Alpatlahuac), 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 Alpatlahuac (San Pedro Alpatlahuac) is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Alpatlahuac (San Pedro Alpatlahuac)

In Alpatlahuac (San Pedro Alpatlahuac) 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 Alpatlahuac (San Pedro Alpatlahuac), you can check here.

Maximum UV Index Levels in Alpatlahuac (San Pedro Alpatlahuac) for September

The chart shows the monthly maximum UV Index (UVI) for Alpatlahuac (San Pedro Alpatlahuac) 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 Alpatlahuac (San Pedro Alpatlahuac) typically reaches 14, which falls under the extreme exposure category.

Data source: Alpatlahuac (San Pedro Alpatlahuac) 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 Alpatlahuac (San Pedro Alpatlahuac) Compares to Other Months

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

This table compares monthly weather conditions in Alpatlahuac (San Pedro Alpatlahuac), showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (58°F)	8 mm (0.3 inches)	84%	very high
February Weather	16°C (61°F)	6 mm (0.3 inches)	78%	extreme
March Weather	18°C (65°F)	18 mm (0.7 inches)	75%	extreme
April Weather	19°C (67°F)	44 mm (1.7 inches)	70%	extreme
May Weather	19°C (67°F)	106 mm (4.2 inches)	77%	extreme
June Weather	19°C (66°F)	215 mm (8.5 inches)	76%	extreme
July Weather	18°C (65°F)	165 mm (6.5 inches)	68%	extreme
August Weather	18°C (65°F)	209 mm (8.2 inches)	70%	extreme
September Weather	18°C (65°F)	251 mm (9.9 inches)	82%	extreme
October Weather	17°C (64°F)	102 mm (4.0 inches)	91%	extreme
November Weather	16°C (61°F)	25 mm (1.0 inches)	89%	very high
December Weather	15°C (58°F)	6 mm (0.2 inches)	88%	very high