September Weather in Alamos de Cerro Prieto, Mexico

Last updated: August 27, 2025

In Alamos de Cerro Prieto, Mexico, the average temperature in September is a mild 18°C (64°F), with lows dropping to 9°C (48°F) and highs peaking at 29°C (84°F). Expect 100 mm (3.9 in) of precipitation over about 14 days, coupled with a comfortable average humidity of 79%. Perfect for enjoying the dynamic climate!

September Temperature in Alamos de Cerro Prieto

In September in Alamos de Cerro Prieto, the average temperature is 18°C (64°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as 9°C (48°F). This mild climate makes Alamos de Cerro Prieto an ideal destination for travelers seeking pleasant weather and outdoor activities.

September Weather in Alamos de Cerro Prieto: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Alamos de Cerro Prieto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alamos de Cerro Prieto, September typically has an average temperature of 18°C (64°F), with highs reaching up to 29°C (84°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for Alamos de Cerro Prieto generated using information from the Copernicus Climate Change Service.

September Precipitation in Alamos de Cerro Prieto

In Alamos de Cerro Prieto in September, the total precipitation amount is 100 mm (3.9 in) spread over 14 days.

September Precipitation Trends in Alamos de Cerro Prieto

The chart displays monthly precipitation patterns in Alamos de Cerro Prieto, 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 Alamos de Cerro Prieto, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 14 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 Alamos de Cerro Prieto

In Alamos de Cerro Prieto in September, humidity is 79%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can make outdoor activities more challenging but also creates a lush, vibrant atmosphere that's perfect for exploring local culture and scenery.

September Average Humidity in Alamos de Cerro Prieto

This chart illustrates the average monthly humidity levels in Alamos de Cerro Prieto, 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 Alamos de Cerro Prieto is approximately 79%, 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 Alamos de Cerro Prieto

In Alamos de Cerro Prieto 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 Alamos de Cerro Prieto.

Maximum UV Index Levels in Alamos de Cerro Prieto for September

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

Data source: Alamos de Cerro Prieto 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 Alamos de Cerro Prieto Compares to Other Months

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

This table compares monthly weather conditions in Alamos de Cerro Prieto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	9 mm (0.4 inches)	78%	high
February Weather	9°C (49°F)	11 mm (0.4 inches)	71%	very high
March Weather	12°C (55°F)	12 mm (0.5 inches)	60%	extreme
April Weather	16°C (62°F)	4 mm (0.2 inches)	52%	extreme
May Weather	20°C (68°F)	6 mm (0.2 inches)	49%	extreme
June Weather	23°C (73°F)	41 mm (1.6 inches)	50%	extreme
July Weather	20°C (69°F)	129 mm (5.1 inches)	65%	extreme
August Weather	20°C (68°F)	111 mm (4.4 inches)	70%	extreme
September Weather	18°C (64°F)	100 mm (3.9 inches)	79%	extreme
October Weather	15°C (60°F)	37 mm (1.5 inches)	77%	very high
November Weather	12°C (53°F)	18 mm (0.7 inches)	83%	very high
December Weather	7°C (46°F)	17 mm (0.7 inches)	84%	high