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September Weather in El Troncon, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Troncon, Mexico hovers around 17°C (63°F). Expect a minimum chill of 8°C (47°F) and a warm high of 27°C (81°F). Be prepared for 152 mm (6.0 in) of rain over approximately 20 days, with the air feeling quite humid at an average of 86%.

September Temperature in El Troncon

In September in El Troncon, the average temperature is 17°C (63°F), with maximums reaching 27°C (81°F) and minimums dropping as low as 8°C (47°F). This moderate climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in El Troncon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Troncon, September typically has an average temperature of 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec515459636769656663625752
Data source: Temperature data for El Troncon 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 Troncon

In El Troncon in September, the total precipitation amount is 152 mm (6.0 in) spread over a period of 20 days.

September Precipitation Trends in El Troncon

The chart displays monthly precipitation patterns in El Troncon, 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 Troncon, September typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec2015541867179125152701914
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Troncon

In El Troncon in September humidity is 86%. With an average temperature of 17°C (63°F), this humidity feels like a heavy blanket wrapping around you, making the air feel thick and slightly stifling for traveling, as every step requires more effort and even a gentle breeze feels refreshing amidst the muggy atmosphere.

September Average Humidity in El Troncon

This chart illustrates the average monthly humidity levels in El Troncon, 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 Troncon is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Troncon

In El Troncon 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 Troncon, you can check here.

Maximum UV Index Levels in El Troncon for September

The chart shows the monthly maximum UV Index (UVI) for El Troncon 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 Troncon typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131515141414141297
Data source: El Troncon 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 Troncon Compares to Other Months

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

This table compares monthly weather conditions in El Troncon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)20 mm (0.8 inches)71%very high
February Weather12°C (54°F)15 mm (0.6 inches)64%extreme
March Weather15°C (59°F)5 mm (0.2 inches)49%extreme
April Weather17°C (63°F)4 mm (0.2 inches)47%extreme
May Weather19°C (67°F)18 mm (0.7 inches)55%extreme
June Weather21°C (69°F)67 mm (2.6 inches)77%extreme
July Weather18°C (65°F)179 mm (7.0 inches)82%extreme
August Weather19°C (66°F)125 mm (4.9 inches)83%extreme
September Weather17°C (63°F)152 mm (6.0 inches)86%extreme
October Weather17°C (62°F)69 mm (2.7 inches)83%extreme
November Weather14°C (57°F)19 mm (0.7 inches)80%very high
December Weather11°C (52°F)13 mm (0.5 inches)83%high

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