September Weather in Bustamante, Mexico

Last updated: August 27, 2025

In September, the average temperature in Bustamante, Mexico is a warm 26°C (79°F). Expect minimums of 14°C (57°F) and highs reaching up to 39°C (102°F). The region sees approximately 97 mm (3.8 in) of precipitation spread over 11 days, contributing to an average humidity level of 77%. Prepare for a mix of warm days and occasional rain!

September Temperature in Bustamante

In September in Bustamante, the average temperature is 26°C (79°F), with maximums reaching up to 39°C (102°F) and minimums dipping as low as 14°C (57°F). It's an ideal time for travelers seeking a warm getaway, but be prepared for varying temperatures throughout the day.

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

The chart illustrates September temperature patterns in Bustamante, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bustamante, September typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (102°F) and lows dropping to around 14°C (57°F).

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

September Precipitation in Bustamante

In Bustamante in September, the total precipitation amount is 97 mm (3.8 in) over the course of 11 days.

September Precipitation Trends in Bustamante

The chart displays monthly precipitation patterns in Bustamante, 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 Bustamante, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 11 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 Bustamante

In Bustamante in September humidity is 77%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick fog that clings to your skin, making every step feel heavier and more exhausting while exploring the sights.

September Average Humidity in Bustamante

This chart illustrates the average monthly humidity levels in Bustamante, 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 Bustamante is approximately 77%, 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 Bustamante

In Bustamante 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 Bustamante.

Maximum UV Index Levels in Bustamante for September

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

Data source: Bustamante 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 Bustamante Compares to Other Months

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

This table compares monthly weather conditions in Bustamante, 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)	11 mm (0.4 inches)	83%	high
February Weather	16°C (62°F)	6 mm (0.2 inches)	74%	very high
March Weather	21°C (69°F)	18 mm (0.7 inches)	75%	very high
April Weather	24°C (75°F)	29 mm (1.1 inches)	74%	extreme
May Weather	27°C (80°F)	64 mm (2.5 inches)	79%	extreme
June Weather	28°C (83°F)	46 mm (1.8 inches)	77%	extreme
July Weather	28°C (83°F)	78 mm (3.1 inches)	64%	extreme
August Weather	29°C (84°F)	32 mm (1.3 inches)	61%	extreme
September Weather	26°C (79°F)	97 mm (3.8 inches)	77%	extreme
October Weather	22°C (72°F)	42 mm (1.6 inches)	83%	very high
November Weather	18°C (64°F)	14 mm (0.5 inches)	85%	high
December Weather	15°C (60°F)	19 mm (0.7 inches)	89%	high