September Weather in El Terrero, Mexico

Last updated: August 27, 2025

In El Terrero, Mexico, the average temperature in September hovers around 26°C (79°F), with daily highs reaching up to 33°C (92°F) and lows dipping to 20°C (68°F). This month experiences significant precipitation, with an average of 282 mm (11.1 in) falling over 25 days, resulting in a notably high average humidity of 85%.

September Temperature in El Terrero

In September in El Terrero, the average temperature is 26°C (79°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 20°C (68°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in El Terrero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Terrero, September typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (92°F) and lows dropping to around 20°C (68°F).

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

September Precipitation in El Terrero

In El Terrero in September, the precipitation amount is 282 mm (11.1 in) over the course of 25 days.

September Precipitation Trends in El Terrero

The chart displays monthly precipitation patterns in El Terrero, 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 Terrero, September typically receives around 282 mm (11.1 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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Millimeters (mm) Inches (in)

September Humidity in El Terrero

In El Terrero in September, humidity is 85%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities feel stifling and exhausting for travelers.

September Average Humidity in El Terrero

This chart illustrates the average monthly humidity levels in El Terrero, 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 Terrero is approximately 85%, 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 Terrero

In El Terrero in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in El Terrero.

Maximum UV Index Levels in El Terrero for September

The chart shows the monthly maximum UV Index (UVI) for El Terrero 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 Terrero typically reaches 13, which falls under the extreme exposure category.

Data source: El Terrero 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 Terrero Compares to Other Months

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

This table compares monthly weather conditions in El Terrero, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	1 mm (0.0 inches)	70%	very high
February Weather	27°C (81°F)	2 mm (0.1 inches)	64%	extreme
March Weather	29°C (84°F)	0 mm (0.0 inches)	54%	extreme
April Weather	30°C (86°F)	1 mm (0.0 inches)	61%	extreme
May Weather	30°C (87°F)	25 mm (1.0 inches)	75%	extreme
June Weather	27°C (82°F)	197 mm (7.7 inches)	83%	extreme
July Weather	26°C (80°F)	240 mm (9.4 inches)	83%	extreme
August Weather	26°C (79°F)	288 mm (11.3 inches)	85%	extreme
September Weather	26°C (79°F)	282 mm (11.1 inches)	85%	extreme
October Weather	26°C (78°F)	198 mm (7.8 inches)	79%	extreme
November Weather	25°C (77°F)	25 mm (1.0 inches)	76%	very high
December Weather	24°C (76°F)	2 mm (0.1 inches)	74%	very high