September Weather in Los Llamas, Mexico

Last updated: August 27, 2025

In Los Llamas, Mexico, the average temperature in September hovers around 20°C (67°F), with a comfortable minimum of 11°C (52°F) and a warm maximum peaking at 29°C (85°F). Expect 157 mm (6.2 in) of precipitation spread over 20 days, along with a relatively high humidity level of 84%. Be prepared for a refreshing blend of warmth and moisture this month!

September Temperature in Los Llamas

In September in Los Llamas, the average temperature is 20°C (67°F), with maximums reaching up to 29°C (85°F) and minimums dropping as low as 11°C (52°F). This makes it an ideal time for travelers to enjoy pleasant weather and explore outdoor activities.

September Weather in Los Llamas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Los Llamas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Los Llamas, September typically has an average temperature of 20°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 11°C (52°F).

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

September Precipitation in Los Llamas

In Los Llamas in September, the precipitation amount is 157 mm (6.2 in) spread over 20 days.

September Precipitation Trends in Los Llamas

The chart displays monthly precipitation patterns in Los Llamas, 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 Los Llamas, September typically receives around 157 mm (6.2 inches) of precipitation spread over approximately 20 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 Los Llamas

In Los Llamas in September humidity is 84%. With an average temperature of 20°C (67°F), this humidity feels like walking through a warm, thick blanket that wraps around you, making travel feel heavy and sticky while also creating a sensation of warmth that can lead to exhaustion if you're not careful.

September Average Humidity in Los Llamas

This chart illustrates the average monthly humidity levels in Los Llamas, 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 Los Llamas 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 Los Llamas

In Los Llamas 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 Los Llamas, you can check here.

Maximum UV Index Levels in Los Llamas for September

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

Data source: Los Llamas 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 Los Llamas Compares to Other Months

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

This table compares monthly weather conditions in Los Llamas, 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)	10 mm (0.4 inches)	64%	very high
February Weather	16°C (62°F)	11 mm (0.4 inches)	57%	extreme
March Weather	19°C (67°F)	4 mm (0.2 inches)	46%	extreme
April Weather	21°C (70°F)	1 mm (0.0 inches)	42%	extreme
May Weather	23°C (73°F)	23 mm (0.9 inches)	51%	extreme
June Weather	22°C (73°F)	139 mm (5.5 inches)	74%	extreme
July Weather	20°C (68°F)	228 mm (9.0 inches)	79%	extreme
August Weather	20°C (69°F)	165 mm (6.5 inches)	81%	extreme
September Weather	20°C (67°F)	157 mm (6.2 inches)	84%	extreme
October Weather	19°C (66°F)	65 mm (2.6 inches)	75%	extreme
November Weather	17°C (63°F)	16 mm (0.6 inches)	71%	very high
December Weather	14°C (58°F)	9 mm (0.4 inches)	74%	very high