September Weather in Puerto San Carlos, Mexico

Last updated: August 27, 2025

In Puerto San Carlos, Mexico, the average temperature in September hovers around 26°C (79°F), making it quite pleasant. You can expect a minimum of 21°C (70°F) and a maximum of 30°C (87°F) during this time. Rainfall is minimal, with an average precipitation of just 24 mm (0.9 in) over 2 days, while humidity levels reach around 77%, adding to the comfortable atmosphere.

September Temperature in Puerto San Carlos

In September in Puerto San Carlos, the average temperature is 26°C (79°F). Maximums can reach 30°C (87°F) while minimums can dip as low as 21°C (70°F). This makes Puerto San Carlos an ideal destination for travelers seeking warm and pleasant weather.

September Weather in Puerto San Carlos: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Puerto San Carlos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto San Carlos, September typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (87°F) and lows dropping to around 21°C (70°F).

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

September Precipitation in Puerto San Carlos

In Puerto San Carlos in September, the total precipitation amount is 24 mm (0.9 in) over a period of 2 days.

September Precipitation Trends in Puerto San Carlos

The chart displays monthly precipitation patterns in Puerto San Carlos, 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 Puerto San Carlos, September typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 2 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 Puerto San Carlos

In Puerto San Carlos in September humidity is 77%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick fog that clings to your skin, making every step feel heavier and more exhausting while exploring the sights.

September Average Humidity in Puerto San Carlos

This chart illustrates the average monthly humidity levels in Puerto San Carlos, 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 Puerto San Carlos is approximately 77%, 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 Puerto San Carlos

In Puerto San Carlos in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Puerto San Carlos.

Maximum UV Index Levels in Puerto San Carlos for September

The chart shows the monthly maximum UV Index (UVI) for Puerto San Carlos 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 Puerto San Carlos typically reaches 12, which falls under the extreme exposure category.

Data source: Puerto San Carlos 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 Puerto San Carlos Compares to Other Months

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

This table compares monthly weather conditions in Puerto San Carlos, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	5 mm (0.2 inches)	70%	high
February Weather	18°C (65°F)	8 mm (0.3 inches)	66%	very high
March Weather	18°C (65°F)	3 mm (0.1 inches)	61%	extreme
April Weather	19°C (66°F)	0 mm (0.0 inches)	57%	extreme
May Weather	18°C (65°F)	0 mm (0.0 inches)	58%	extreme
June Weather	20°C (68°F)	0 mm (0.0 inches)	59%	extreme
July Weather	24°C (75°F)	1 mm (0.0 inches)	68%	extreme
August Weather	26°C (79°F)	11 mm (0.4 inches)	76%	extreme
September Weather	26°C (79°F)	24 mm (0.9 inches)	77%	extreme
October Weather	24°C (76°F)	22 mm (0.8 inches)	76%	very high
November Weather	22°C (73°F)	20 mm (0.8 inches)	73%	very high
December Weather	20°C (68°F)	5 mm (0.2 inches)	71%	high