September Weather in Apas, Mexico

Last updated: August 27, 2025

In September, the average temperature in Apas, Mexico is a pleasant 20°C (68°F). Expect minimums of 13°C (56°F) and maximums reaching 28°C (83°F), making it a comfortable time to explore. However, be prepared for 448 mm (17.6 in) of precipitation spread over 27 days, contributing to an average humidity of 87%.

September Temperature in Apas

In September in Apas, the average temperature is 20°C (68°F). The maximum can reach 28°C (83°F) and the minimum can be as low as 13°C (56°F). This pleasant climate makes Apas an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

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

The chart illustrates September temperature patterns in Apas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Apas, September typically has an average temperature of 20°C (68°F), with highs reaching up to 28°C (83°F) and lows dropping to around 13°C (56°F).

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

September Precipitation in Apas

In Apas in September, the precipitation amount is 448 mm (17.6 in) spread over 27 days, indicating a relatively wet period for the region.

September Precipitation Trends in Apas

The chart displays monthly precipitation patterns in Apas, 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 Apas, September typically receives around 448 mm (17.6 inches) of precipitation spread over approximately 27 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 Apas

In Apas in September, humidity is 87%. With an average temperature of 20°C (68°F), this humidity feels like a warm, thick blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to stay refreshed.

September Average Humidity in Apas

This chart illustrates the average monthly humidity levels in Apas, 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 Apas is approximately 87%, 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 Apas

In Apas in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Apas, you can check here.

Maximum UV Index Levels in Apas for September

The chart shows the monthly maximum UV Index (UVI) for Apas 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 Apas typically reaches 14, which falls under the extreme exposure category.

Data source: Apas 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 Apas Compares to Other Months

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

This table compares monthly weather conditions in Apas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	15 mm (0.6 inches)	83%	very high
February Weather	19°C (66°F)	6 mm (0.2 inches)	76%	extreme
March Weather	20°C (69°F)	12 mm (0.5 inches)	66%	extreme
April Weather	21°C (70°F)	50 mm (2.0 inches)	59%	extreme
May Weather	21°C (70°F)	255 mm (10.1 inches)	64%	extreme
June Weather	20°C (68°F)	531 mm (20.9 inches)	69%	extreme
July Weather	20°C (69°F)	262 mm (10.3 inches)	82%	extreme
August Weather	20°C (68°F)	346 mm (13.6 inches)	87%	extreme
September Weather	20°C (68°F)	448 mm (17.6 inches)	87%	extreme
October Weather	20°C (68°F)	298 mm (11.7 inches)	88%	extreme
November Weather	18°C (65°F)	47 mm (1.8 inches)	88%	very high
December Weather	18°C (64°F)	23 mm (0.9 inches)	88%	very high