September Weather in Atarjea, Mexico

Last updated: August 27, 2025

In Atarjea, Mexico, the average temperature in September is a pleasant 20°C (69°F). Temperatures can vary from a cool 11°C (51°F) at night to a warm 31°C (89°F) during the day. With precipitation totaling 190 mm (7.5 in) over 22 days, be prepared for some wet weather. Expect a high average humidity of 84%, making it feel even warmer. Enjoy your time!

September Temperature in Atarjea

In September in Atarjea, the average temperature is 20°C (69°F). Maximums can reach 31°C (89°F), while minimums can drop as low as 11°C (51°F). This pleasant climate makes Atarjea an ideal destination for travelers seeking comfortable weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Atarjea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atarjea, September typically has an average temperature of 20°C (69°F), with highs reaching up to 31°C (89°F) and lows dropping to around 11°C (51°F).

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

September Precipitation in Atarjea

In Atarjea in September, the total precipitation amount is 190 mm (7.5 in) spread over 22 days.

September Precipitation Trends in Atarjea

The chart displays monthly precipitation patterns in Atarjea, 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 Atarjea, September typically receives around 190 mm (7.5 inches) of precipitation spread over approximately 22 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 Atarjea

In Atarjea in September humidity is 84%. With an average temperature of 20°C (69°F), this humidity feels like walking through a warm, moist blanket, making travel feel heavy and slightly fatigued as the heat clings to your skin and leaves you yearning for a refreshing breeze.

September Average Humidity in Atarjea

This chart illustrates the average monthly humidity levels in Atarjea, 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 Atarjea is approximately 84%, 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 Atarjea

In Atarjea 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 Atarjea.

Maximum UV Index Levels in Atarjea for September

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

Data source: Atarjea 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 Atarjea Compares to Other Months

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

This table compares monthly weather conditions in Atarjea, 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 (0.7 inches)	88%	very high
February Weather	16°C (62°F)	24 mm (0.9 inches)	86%	extreme
March Weather	19°C (66°F)	27 mm (1.1 inches)	83%	extreme
April Weather	21°C (71°F)	35 mm (1.4 inches)	80%	extreme
May Weather	23°C (73°F)	70 mm (2.8 inches)	82%	extreme
June Weather	22°C (71°F)	161 mm (6.3 inches)	79%	extreme
July Weather	21°C (70°F)	124 mm (4.9 inches)	72%	extreme
August Weather	21°C (71°F)	113 mm (4.5 inches)	74%	extreme
September Weather	20°C (69°F)	190 mm (7.5 inches)	84%	extreme
October Weather	19°C (66°F)	144 mm (5.7 inches)	92%	extreme
November Weather	16°C (61°F)	46 mm (1.8 inches)	91%	very high
December Weather	14°C (58°F)	14 mm (0.6 inches)	91%	high