September Weather in Cosala, Mexico

Last updated: August 27, 2025

In Cosala, Mexico, the average temperature in September hovers around 26°C (79°F). Expect a minimum of 20°C (69°F) and a balmy maximum of 35°C (95°F). However, keep an umbrella handy, as the area experiences an average precipitation of 179 mm (7.1 in) over 24 days. With an average humidity of 88%, the atmosphere is sure to feel quite tropical!

September Temperature in Cosala

In September in Cosala, the average temperature is 26°C (79°F). Maximums can reach 35°C (95°F), while minimums can be as low as 20°C (69°F). This pleasant weather makes Cosala an ideal destination for travelers looking to enjoy warm and inviting conditions.

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

The chart illustrates September temperature patterns in Cosala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cosala, September typically has an average temperature of 26°C (79°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (69°F).

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

September Precipitation in Cosala

In Cosala in September, the precipitation amount is 179 mm (7.1 in) spread over 24 days.

September Precipitation Trends in Cosala

The chart displays monthly precipitation patterns in Cosala, 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 Cosala, September typically receives around 179 mm (7.1 inches) of precipitation spread over approximately 24 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 Cosala

In Cosala in September, humidity is 88%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapped around you, making travel somewhat uncomfortable as you quickly become aware of the stickiness and heaviness in the air.

September Average Humidity in Cosala

This chart illustrates the average monthly humidity levels in Cosala, 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 Cosala is approximately 88%, 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 Cosala

In Cosala in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Cosala.

Maximum UV Index Levels in Cosala for September

The chart shows the monthly maximum UV Index (UVI) for Cosala 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 Cosala typically reaches 12, which falls under the extreme exposure category.

Data source: Cosala 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 Cosala Compares to Other Months

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

This table compares monthly weather conditions in Cosala, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	12 mm (0.5 inches)	76%	high
February Weather	20°C (68°F)	34 mm (1.3 inches)	69%	very high
March Weather	22°C (73°F)	3 mm (0.1 inches)	57%	extreme
April Weather	24°C (76°F)	1 mm (0.0 inches)	49%	extreme
May Weather	27°C (80°F)	2 mm (0.1 inches)	49%	extreme
June Weather	28°C (82°F)	52 mm (2.0 inches)	64%	extreme
July Weather	27°C (80°F)	170 mm (6.7 inches)	82%	extreme
August Weather	26°C (80°F)	200 mm (7.9 inches)	87%	extreme
September Weather	26°C (79°F)	179 mm (7.1 inches)	88%	extreme
October Weather	26°C (78°F)	58 mm (2.3 inches)	83%	extreme
November Weather	23°C (73°F)	41 mm (1.6 inches)	84%	very high
December Weather	19°C (67°F)	27 mm (1.1 inches)	86%	high