September Weather in Santiago Lachiguiri, Mexico

Last updated: August 27, 2025

In September, the average temperature in Santiago Lachiguiri, Mexico is a pleasant 24°C (76°F), with lows dipping to 19°C (66°F) and highs soaring up to 33°C (92°F). Expect a fair amount of rainfall, with 214 mm (8.4 in) spread over 23 days, contributing to an average humidity of 84%. Be prepared for a mix of sunshine and showers!

September Temperature in Santiago Lachiguiri

In September in Santiago Lachiguiri, the average temperature is 24°C (76°F). Maximums can reach 33°C (92°F) and minimums can be as low as 19°C (66°F). This makes Santiago Lachiguiri an ideal destination for travelers seeking pleasant, warm weather.

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

The chart illustrates September temperature patterns in Santiago Lachiguiri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Lachiguiri, September typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 19°C (66°F).

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

September Precipitation in Santiago Lachiguiri

In Santiago Lachiguiri in September, the precipitation amount is 214 mm (8.4 in) spread out over 23 days.

September Precipitation Trends in Santiago Lachiguiri

The chart displays monthly precipitation patterns in Santiago Lachiguiri, 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 Lachiguiri, September typically receives around 214 mm (8.4 inches) of precipitation spread over approximately 23 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 Lachiguiri

In Santiago Lachiguiri in September humidity is 84%. With an average temperature of 24°C (76°F), this humidity feels like a warm, damp embrace that can make outdoor activities feel sticky and uncomfortable, requiring frequent breaks in the shade and plenty of hydration for travelers.

September Average Humidity in Santiago Lachiguiri

This chart illustrates the average monthly humidity levels in Santiago Lachiguiri, 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 Lachiguiri 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 Lachiguiri

In Santiago Lachiguiri 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 Santiago Lachiguiri, you can check here.

Maximum UV Index Levels in Santiago Lachiguiri for September

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

Data source: Santiago Lachiguiri 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 Lachiguiri Compares to Other Months

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

This table compares monthly weather conditions in Santiago Lachiguiri, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (69°F)	11 mm (0.4 inches)	84%	very high
February Weather	22°C (72°F)	13 mm (0.5 inches)	80%	extreme
March Weather	23°C (74°F)	7 mm (0.3 inches)	73%	extreme
April Weather	25°C (77°F)	23 mm (0.9 inches)	67%	extreme
May Weather	26°C (79°F)	75 mm (3.0 inches)	72%	extreme
June Weather	25°C (76°F)	354 mm (13.9 inches)	73%	extreme
July Weather	25°C (77°F)	141 mm (5.5 inches)	76%	extreme
August Weather	24°C (76°F)	256 mm (10.1 inches)	80%	extreme
September Weather	24°C (76°F)	214 mm (8.4 inches)	84%	extreme
October Weather	23°C (75°F)	164 mm (6.4 inches)	89%	extreme
November Weather	22°C (71°F)	22 mm (0.9 inches)	88%	very high
December Weather	21°C (69°F)	10 mm (0.4 inches)	88%	very high