September Weather in El Tortuguero, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Tortuguero, Mexico is a warm 28°C (83°F), perfect for enjoying the outdoors. Expect minimum temperatures dipping to 23°C (74°F) and occasional highs reaching up to 37°C (99°F). However, be prepared for some rain, as 210 mm (8.3 in) of precipitation may fall over 24 days, accompanied by an average humidity of 79%. Ideal weather for those who love a tropical atmosphere!

September Temperature in El Tortuguero

In September in El Tortuguero, the average temperature is 28°C (83°F), where maximums can reach 37°C (99°F) and minimums can drop to 23°C (74°F). This warm climate makes it an ideal destination for travelers seeking a sunny getaway.

September Weather in El Tortuguero: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in El Tortuguero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Tortuguero, September typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 23°C (74°F).

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

September Precipitation in El Tortuguero

In El Tortuguero in September, the total precipitation amount is 210 mm (8.3 in), occurring over the course of 24 days.

September Precipitation Trends in El Tortuguero

The chart displays monthly precipitation patterns in El Tortuguero, 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 El Tortuguero, September typically receives around 210 mm (8.3 inches) of precipitation spread over approximately 24 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 El Tortuguero

In El Tortuguero in September humidity is 79%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities a challenge but also adding a certain tropical charm to your travel experience.

September Average Humidity in El Tortuguero

This chart illustrates the average monthly humidity levels in El Tortuguero, 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 El Tortuguero is approximately 79%, 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 El Tortuguero

In El Tortuguero 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 El Tortuguero.

Maximum UV Index Levels in El Tortuguero for September

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

Data source: El Tortuguero 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 El Tortuguero Compares to Other Months

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

This table compares monthly weather conditions in El Tortuguero, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	66 mm (2.6 inches)	81%	very high
February Weather	25°C (78°F)	25 mm (1.0 inches)	80%	extreme
March Weather	27°C (81°F)	24 mm (0.9 inches)	76%	extreme
April Weather	29°C (85°F)	38 mm (1.5 inches)	74%	extreme
May Weather	30°C (87°F)	62 mm (2.4 inches)	74%	extreme
June Weather	29°C (84°F)	262 mm (10.3 inches)	74%	extreme
July Weather	30°C (85°F)	83 mm (3.3 inches)	79%	extreme
August Weather	29°C (85°F)	145 mm (5.7 inches)	80%	extreme
September Weather	28°C (83°F)	210 mm (8.3 inches)	79%	extreme
October Weather	27°C (81°F)	231 mm (9.1 inches)	81%	extreme
November Weather	25°C (78°F)	141 mm (5.6 inches)	84%	very high
December Weather	24°C (76°F)	59 mm (2.3 inches)	85%	very high