September Weather in Trincheras, Mexico

Last updated: August 27, 2025

In Trincheras, Mexico, the average temperature in September hovers around 29°C (85°F). While the mercury can dip to a chilly 14°C (58°F), it can also soar to a scorching 42°C (107°F). Visitors can expect about 59 mm (2.3 in) of precipitation over 5 days, along with an average humidity of 72%, making this destination a warm and occasionally wet paradise.

September Temperature in Trincheras

In September in Trincheras, the average temperature is 29°C (85°F), with maximums reaching 42°C (107°F) and minimums dropping as low as 14°C (58°F). This variability means that travelers should be prepared for both hot days and cooler evenings while enjoying their visit.

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

The chart illustrates September temperature patterns in Trincheras, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trincheras, September typically has an average temperature of 29°C (85°F), with highs reaching up to 42°C (107°F) and lows dropping to around 14°C (58°F).

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

September Precipitation in Trincheras

In Trincheras in September, the precipitation amount is 59 mm (2.3 in) over the course of 5 days.

September Precipitation Trends in Trincheras

The chart displays monthly precipitation patterns in Trincheras, 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 Trincheras, September typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 5 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Trincheras

In Trincheras in September humidity is 72%. With an average temperature of 29°C (85°F), this humidity feels like a warm, sticky embrace that can make traveling feel quite exhausting. You may find yourself needing to take frequent breaks in the shade and staying hydrated as the muggy air wraps around you, making every step a little heavier.

September Average Humidity in Trincheras

This chart illustrates the average monthly humidity levels in Trincheras, 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 Trincheras is approximately 72%, 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 Trincheras

In Trincheras in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Trincheras.

Maximum UV Index Levels in Trincheras for September

The chart shows the monthly maximum UV Index (UVI) for Trincheras 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 Trincheras typically reaches 11, which falls under the extreme exposure category.

Data source: Trincheras 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 Trincheras Compares to Other Months

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

This table compares monthly weather conditions in Trincheras, 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 (57°F)	19 mm (0.8 inches)	74%	moderate
February Weather	15°C (59°F)	22 mm (0.9 inches)	71%	high
March Weather	18°C (65°F)	14 mm (0.6 inches)	60%	very high
April Weather	23°C (74°F)	2 mm (0.1 inches)	43%	extreme
May Weather	26°C (80°F)	2 mm (0.1 inches)	32%	extreme
June Weather	32°C (89°F)	3 mm (0.1 inches)	28%	extreme
July Weather	32°C (89°F)	50 mm (2.0 inches)	38%	extreme
August Weather	32°C (90°F)	46 mm (1.8 inches)	60%	extreme
September Weather	29°C (85°F)	59 mm (2.3 inches)	72%	extreme
October Weather	25°C (77°F)	10 mm (0.4 inches)	66%	very high
November Weather	20°C (68°F)	23 mm (0.9 inches)	74%	high
December Weather	14°C (58°F)	16 mm (0.6 inches)	81%	moderate