September Weather in Santiago de Pinos, Mexico

Last updated: August 27, 2025

In September, the average temperature in Santiago de Pinos, Mexico is a pleasant 21°C (71°F), with daily fluctuations ranging from a minimum of 16°C (61°F) to a maximum of 31°C (87°F). Expect about 383 mm (15.1 in) of precipitation spread over 28 days, contributing to an average humidity of around 84%. Be prepared for a mix of warm days and rainy weather!

September Temperature in Santiago de Pinos

In September in Santiago de Pinos, the average temperature is 21°C (71°F), with maximums reaching 31°C (87°F) and minimums dipping as low as 16°C (61°F). This pleasant climate makes it an ideal time for outdoor adventures and exploring the local attractions.

September Weather in Santiago de Pinos: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santiago de Pinos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago de Pinos, September typically has an average temperature of 21°C (71°F), with highs reaching up to 31°C (87°F) and lows dropping to around 16°C (61°F).

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

September Precipitation in Santiago de Pinos

In Santiago de Pinos in September, the total precipitation amount is 383 mm (15.1 in) spread over a period of 28 days.

September Precipitation Trends in Santiago de Pinos

The chart displays monthly precipitation patterns in Santiago de Pinos, 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 Santiago de Pinos, September typically receives around 383 mm (15.1 inches) of precipitation spread over approximately 28 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 Santiago de Pinos

In Santiago de Pinos in September, humidity is 84%. With an average temperature of 21°C (71°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and sluggish, making outdoor adventures a bit more challenging but also invigorating in the right moments.

September Average Humidity in Santiago de Pinos

This chart illustrates the average monthly humidity levels in Santiago de Pinos, 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 Santiago de Pinos 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 Santiago de Pinos

In Santiago de Pinos 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 Santiago de Pinos.

Maximum UV Index Levels in Santiago de Pinos for September

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

Data source: Santiago de Pinos 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 Santiago de Pinos Compares to Other Months

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

This table compares monthly weather conditions in Santiago de Pinos, 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 (62°F)	28 mm (1.1 inches)	64%	very high
February Weather	17°C (64°F)	36 mm (1.4 inches)	57%	extreme
March Weather	19°C (67°F)	8 mm (0.3 inches)	46%	extreme
April Weather	20°C (69°F)	4 mm (0.2 inches)	42%	extreme
May Weather	22°C (71°F)	25 mm (1.0 inches)	51%	extreme
June Weather	22°C (72°F)	195 mm (7.7 inches)	74%	extreme
July Weather	21°C (71°F)	360 mm (14.2 inches)	79%	extreme
August Weather	22°C (71°F)	384 mm (15.1 inches)	81%	extreme
September Weather	21°C (71°F)	383 mm (15.1 inches)	84%	extreme
October Weather	21°C (70°F)	171 mm (6.7 inches)	75%	extreme
November Weather	19°C (67°F)	42 mm (1.7 inches)	71%	very high
December Weather	17°C (63°F)	34 mm (1.3 inches)	74%	very high