September Weather in El Santuario, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Santuario, Mexico hovers around 25°C (78°F). Expect a range where the minimum can dip to 20°C (68°F) and the maximum can soar to 34°C (93°F). Be prepared for some wet days, as precipitation averages 231 mm (9.1 in) over 26 days. With an average humidity of 80%, you can anticipate a warm and slightly sticky atmosphere.

September Temperature in El Santuario

In September in El Santuario, the average temperature is 25°C (78°F). Maximum temperatures can reach 34°C (93°F) and minimums can drop to as low as 20°C (68°F). This pleasant climate makes El Santuario an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

September Weather in El Santuario: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in El Santuario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Santuario, September typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 20°C (68°F).

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

September Precipitation in El Santuario

In El Santuario in September, the total precipitation amount is 231 mm (9.1 in) spread over 26 days.

September Precipitation Trends in El Santuario

The chart displays monthly precipitation patterns in El Santuario, 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 El Santuario, September typically receives around 231 mm (9.1 inches) of precipitation spread over approximately 26 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 El Santuario

In El Santuario in September, humidity is 80%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making every outdoor activity feel more strenuous and steaming, while also causing you to seek out shade and refreshment more frequently.

September Average Humidity in El Santuario

This chart illustrates the average monthly humidity levels in El Santuario, 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 El Santuario is approximately 80%, 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 El Santuario

In El Santuario 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 El Santuario, you can check here.

Maximum UV Index Levels in El Santuario for September

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

Data source: El Santuario 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 El Santuario Compares to Other Months

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

This table compares monthly weather conditions in El Santuario, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (73°F)	17 mm (0.7 inches)	70%	very high
February Weather	24°C (76°F)	7 mm (0.3 inches)	68%	extreme
March Weather	26°C (78°F)	8 mm (0.3 inches)	64%	extreme
April Weather	27°C (81°F)	13 mm (0.5 inches)	67%	extreme
May Weather	27°C (82°F)	83 mm (3.3 inches)	74%	extreme
June Weather	26°C (78°F)	234 mm (9.2 inches)	78%	extreme
July Weather	26°C (80°F)	81 mm (3.2 inches)	81%	extreme
August Weather	26°C (79°F)	169 mm (6.6 inches)	82%	extreme
September Weather	25°C (78°F)	231 mm (9.1 inches)	80%	extreme
October Weather	25°C (77°F)	206 mm (8.1 inches)	81%	extreme
November Weather	24°C (75°F)	43 mm (1.7 inches)	80%	very high
December Weather	23°C (74°F)	20 mm (0.8 inches)	75%	very high