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September Weather in El Triunfo, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Triunfo, Mexico hovers around 16°C (60°F). Expect a minimum of 7°C (44°F) and a maximum of 24°C (75°F). During this period, the region experiences 195 mm (7.7 in) of precipitation over 24 days, contributing to an average humidity of 86%. Stay prepared for a mix of cool and wet days!

September Temperature in El Triunfo

In September in El Triunfo, the average temperature is 16°C (60°F). Maximums can reach 24°C (75°F) and minimums can be as low as 7°C (44°F). This mild climate makes El Triunfo an ideal destination for travelers seeking comfortable weather and outdoor activities.

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

The chart illustrates September temperature patterns in El Triunfo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Triunfo, September typically has an average temperature of 16°C (60°F), with highs reaching up to 24°C (75°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec525658616261606060585553
Data source: Temperature data for El Triunfo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in El Triunfo

In El Triunfo in September, the precipitation amount is 195 mm (7.7 in) over a span of 24 days.

September Precipitation Trends in El Triunfo

The chart displays monthly precipitation patterns in El Triunfo, 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 Triunfo, September typically receives around 195 mm (7.7 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec301841841161901041491951394915
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Triunfo

In El Triunfo in September humidity is 86%. With an average temperature of 16°C (60°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sweat-inducing and somewhat stifling, as you navigate the sticky air that clings to your skin with each step.

September Average Humidity in El Triunfo

This chart illustrates the average monthly humidity levels in El Triunfo, 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 Triunfo is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%84%81%82%81%81%82%86%90%91%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Triunfo

In El Triunfo 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 El Triunfo, you can check here.

Maximum UV Index Levels in El Triunfo for September

The chart shows the monthly maximum UV Index (UVI) for El Triunfo 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 Triunfo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121314151415141412108
Data source: El Triunfo 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 Triunfo Compares to Other Months

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

This table compares monthly weather conditions in El Triunfo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)30 mm (1.2 inches)88%very high
February Weather13°C (56°F)18 mm (0.7 inches)86%extreme
March Weather14°C (58°F)41 mm (1.6 inches)84%extreme
April Weather16°C (61°F)84 mm (3.3 inches)81%extreme
May Weather17°C (62°F)115 mm (4.5 inches)82%extreme
June Weather16°C (61°F)190 mm (7.5 inches)81%extreme
July Weather15°C (60°F)104 mm (4.1 inches)81%extreme
August Weather16°C (60°F)149 mm (5.9 inches)82%extreme
September Weather16°C (60°F)195 mm (7.7 inches)86%extreme
October Weather14°C (58°F)139 mm (5.5 inches)90%extreme
November Weather13°C (55°F)49 mm (1.9 inches)91%very high
December Weather12°C (53°F)15 mm (0.6 inches)91%very high

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