September Weather in San Juan de la Puerta, Mexico

Last updated: August 26, 2025

In San Juan de la Puerta, Mexico, the average temperature in September is a pleasant 20°C (68°F), with a minimum of 11°C (52°F) and a maximum of 30°C (87°F). Expect a fair amount of rain, with 179 mm (7.1 in) of precipitation spread over 20 days. This period also brings an average humidity of 81%, making for a lush and vibrant atmosphere.

September Temperature in San Juan de la Puerta

In September in San Juan de la Puerta, the average temperature is 20°C (68°F). Maximum can reach 30°C (87°F) and minimum can be as low as 11°C (52°F). This moderate climate makes San Juan de la Puerta an ideal destination for travelers seeking pleasant weather.

September Weather in San Juan de la Puerta: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Juan de la Puerta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan de la Puerta, September typically has an average temperature of 20°C (68°F), with highs reaching up to 30°C (87°F) and lows dropping to around 11°C (52°F).

Data source: Temperature data for San Juan de la Puerta generated using information from the Copernicus Climate Change Service.

September Precipitation in San Juan de la Puerta

In San Juan de la Puerta in September, the total precipitation amount is 179 mm (7.1 in), which falls over a span of 20 days.

September Precipitation Trends in San Juan de la Puerta

The chart displays monthly precipitation patterns in San Juan de la Puerta, 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 Juan de la Puerta, September typically receives around 179 mm (7.1 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 San Juan de la Puerta

In San Juan de la Puerta in September humidity is 81%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make outdoor activities feel steamy and exhausting, potentially leading travelers to seek shade or a refreshing drink more often.

September Average Humidity in San Juan de la Puerta

This chart illustrates the average monthly humidity levels in San Juan de la Puerta, 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 Juan de la Puerta is approximately 81%, 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 Juan de la Puerta

In San Juan de la Puerta 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 San Juan de la Puerta.

Maximum UV Index Levels in San Juan de la Puerta for September

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

Data source: San Juan de la Puerta 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 Juan de la Puerta Compares to Other Months

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

This table compares monthly weather conditions in San Juan de la Puerta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (60°F)	7 mm (0.3 inches)	74%	very high
February Weather	18°C (64°F)	6 mm (0.2 inches)	65%	extreme
March Weather	21°C (70°F)	10 mm (0.4 inches)	58%	extreme
April Weather	23°C (73°F)	5 mm (0.2 inches)	58%	extreme
May Weather	24°C (75°F)	37 mm (1.5 inches)	67%	extreme
June Weather	22°C (72°F)	161 mm (6.3 inches)	76%	extreme
July Weather	20°C (69°F)	203 mm (8.0 inches)	67%	extreme
August Weather	20°C (69°F)	169 mm (6.7 inches)	68%	extreme
September Weather	20°C (68°F)	179 mm (7.1 inches)	81%	extreme
October Weather	19°C (67°F)	63 mm (2.5 inches)	83%	extreme
November Weather	17°C (64°F)	21 mm (0.8 inches)	84%	very high
December Weather	15°C (60°F)	4 mm (0.2 inches)	81%	very high