September Weather in Santiago Textitlan, Mexico

Last updated: August 27, 2025

In September, the average temperature in Santiago Textitlan, Mexico hovers around 18°C (65°F), with minimums dipping to 12°C (53°F) and maximums soaring to 30°C (86°F). Expect a total precipitation of 442 mm (17.4 in) over approximately 28 days, accompanied by a high average humidity of 84%. 🌧️

September Temperature in Santiago Textitlan

In September in Santiago Textitlan, the average temperature is 18°C (65°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 12°C (53°F). This pleasant weather makes Santiago Textitlan an ideal destination for travelers looking to enjoy moderate temperatures.

September Weather in Santiago Textitlan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santiago Textitlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Textitlan, September typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (86°F) and lows dropping to around 12°C (53°F).

Data source: Temperature data for Santiago Textitlan generated using information from the Copernicus Climate Change Service.

September Precipitation in Santiago Textitlan

In Santiago Textitlan in September, the total precipitation amount is 442 mm (17.4 in) spread over a period of 28 days.

September Precipitation Trends in Santiago Textitlan

The chart displays monthly precipitation patterns in Santiago Textitlan, 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 Santiago Textitlan, September typically receives around 442 mm (17.4 inches) of precipitation spread over approximately 28 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Santiago Textitlan

In Santiago Textitlan in September, humidity is 84%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and slightly uncomfortable as the air clings to your skin and limits your breath.

September Average Humidity in Santiago Textitlan

This chart illustrates the average monthly humidity levels in Santiago Textitlan, 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 Santiago Textitlan is approximately 84%, 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 Santiago Textitlan

In Santiago Textitlan 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 Santiago Textitlan, you can check here.

Maximum UV Index Levels in Santiago Textitlan for September

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

Data source: Santiago Textitlan 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 Santiago Textitlan Compares to Other Months

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

This table compares monthly weather conditions in Santiago Textitlan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	5 mm (0.2 inches)	84%	very high
February Weather	17°C (64°F)	3 mm (0.1 inches)	80%	extreme
March Weather	19°C (66°F)	19 mm (0.8 inches)	73%	extreme
April Weather	19°C (67°F)	51 mm (2.0 inches)	67%	extreme
May Weather	19°C (67°F)	169 mm (6.7 inches)	72%	extreme
June Weather	18°C (65°F)	361 mm (14.2 inches)	73%	extreme
July Weather	18°C (65°F)	276 mm (10.9 inches)	76%	extreme
August Weather	18°C (65°F)	382 mm (15.1 inches)	80%	extreme
September Weather	18°C (65°F)	442 mm (17.4 inches)	84%	extreme
October Weather	18°C (65°F)	221 mm (8.7 inches)	89%	extreme
November Weather	17°C (64°F)	26 mm (1.0 inches)	88%	extreme
December Weather	16°C (62°F)	13 mm (0.5 inches)	88%	very high