September Weather in San Martin Totolan, Mexico

Last updated: August 27, 2025

In September, the average temperature in San Martin Totolan, Mexico hovers around 20°C (69°F), with a minimum of 13°C (56°F) and a maximum reaching 30°C (87°F). Visitors can expect a fair amount of rainfall, with 182 mm (7.2 in) across 24 days, and the air remains notably moist, featuring an average humidity of 83%. Enjoy the vibrant climate as you explore!

September Temperature in San Martin Totolan

In September in San Martin Totolan, the average temperature is 20°C (69°F), with maximums reaching 30°C (87°F) and minimums dipping as low as 13°C (56°F). It’s a great time to explore San Martin Totolan, as the pleasant temperatures make for enjoyable outdoor activities.

September Weather in San Martin Totolan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Martin Totolan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Martin Totolan, September typically has an average temperature of 20°C (69°F), with highs reaching up to 30°C (87°F) and lows dropping to around 13°C (56°F).

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

September Precipitation in San Martin Totolan

In San Martin Totolan in September, the precipitation amount is 182 mm (7.2 in) spread over a total of 24 days.

September Precipitation Trends in San Martin Totolan

The chart displays monthly precipitation patterns in San Martin Totolan, 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 San Martin Totolan, September typically receives around 182 mm (7.2 inches) of precipitation spread over approximately 24 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 San Martin Totolan

In San Martin Totolan in September, humidity is 83%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making every step slightly more laborious and the air thick with moisture, which can be quite stifling for traveling.

September Average Humidity in San Martin Totolan

This chart illustrates the average monthly humidity levels in San Martin Totolan, 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 San Martin Totolan is approximately 83%, 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 San Martin Totolan

In San Martin Totolan 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 San Martin Totolan, you can check here.

Maximum UV Index Levels in San Martin Totolan for September

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

Data source: San Martin Totolan 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 San Martin Totolan Compares to Other Months

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

This table compares monthly weather conditions in San Martin Totolan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	12 mm (0.5 inches)	70%	very high
February Weather	18°C (65°F)	16 mm (0.6 inches)	65%	extreme
March Weather	21°C (69°F)	9 mm (0.4 inches)	59%	extreme
April Weather	22°C (72°F)	3 mm (0.1 inches)	60%	extreme
May Weather	23°C (74°F)	45 mm (1.8 inches)	67%	extreme
June Weather	22°C (72°F)	171 mm (6.8 inches)	80%	extreme
July Weather	21°C (70°F)	168 mm (6.6 inches)	81%	extreme
August Weather	21°C (70°F)	191 mm (7.5 inches)	83%	extreme
September Weather	20°C (69°F)	182 mm (7.2 inches)	83%	extreme
October Weather	20°C (68°F)	92 mm (3.6 inches)	80%	extreme
November Weather	18°C (65°F)	33 mm (1.3 inches)	77%	very high
December Weather	16°C (62°F)	7 mm (0.3 inches)	76%	very high