September Weather in Negritas, Mexico

Last updated: August 27, 2025

In September, the average temperature in Negritas, Mexico is a comfortable 22°C (72°F). Expect a minimum of 14°C (57°F) and soaring highs of 34°C (94°F). This month sees about 100 mm (3.9 in) of precipitation over 17 days, contributing to an average humidity level of 81%. Enjoy the warm, sultry climate while preparing for the occasional shower!

September Temperature in Negritas

In September in Negritas, the average temperature is 22°C (72°F). Maximums can reach 34°C (94°F), while minimums can drop to as low as 14°C (57°F). This makes it a great time for travelers to enjoy pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Negritas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Negritas, September typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (94°F) and lows dropping to around 14°C (57°F).

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

September Precipitation in Negritas

In Negritas in September, the precipitation amount is 100 mm (3.9 in) over the course of 17 days.

September Precipitation Trends in Negritas

The chart displays monthly precipitation patterns in Negritas, 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 Negritas, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 17 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 Negritas

In Negritas in September, humidity is 81%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping blanket, making traveling feel both lush and a bit stifling, as the air clings to your skin and every step is accompanied by a gentle sheen of moisture.

September Average Humidity in Negritas

This chart illustrates the average monthly humidity levels in Negritas, 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 Negritas is approximately 81%, 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 Negritas

In Negritas 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 Negritas.

Maximum UV Index Levels in Negritas for September

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

Data source: Negritas 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 Negritas Compares to Other Months

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

This table compares monthly weather conditions in Negritas, 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 (58°F)	16 mm (0.6 inches)	75%	very high
February Weather	17°C (63°F)	19 mm (0.7 inches)	69%	very high
March Weather	19°C (67°F)	21 mm (0.8 inches)	65%	extreme
April Weather	22°C (72°F)	24 mm (0.9 inches)	64%	extreme
May Weather	24°C (75°F)	58 mm (2.3 inches)	75%	extreme
June Weather	24°C (75°F)	83 mm (3.3 inches)	78%	extreme
July Weather	23°C (74°F)	95 mm (3.7 inches)	67%	extreme
August Weather	23°C (74°F)	56 mm (2.2 inches)	64%	extreme
September Weather	22°C (72°F)	100 mm (3.9 inches)	81%	extreme
October Weather	20°C (69°F)	69 mm (2.7 inches)	85%	extreme
November Weather	17°C (63°F)	20 mm (0.8 inches)	87%	very high
December Weather	15°C (59°F)	13 mm (0.5 inches)	87%	high