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December Weather in El Triunfo, Mexico

Last updated: August 27, 2025

In El Triunfo, Mexico, the average temperature in December is a pleasant 17°C (63°F), with minimums dipping to 6°C (42°F) and highs reaching up to 28°C (82°F). Expect 53 mm (2.1 in) of precipitation spread across 13 days, contributing to an average humidity level of 86%. Perfect weather for enjoying the lush surroundings!

December Temperature in El Triunfo

In December in El Triunfo, the average temperature is 17°C (63°F). Maximums can reach up to 28°C (82°F), while minimums can drop to as low as 6°C (42°F). This mild climate makes it an ideal time to explore the sights and enjoy outdoor activities in El Triunfo.

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

The chart illustrates December 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, December typically has an average temperature of 17°C (63°F), with highs reaching up to 28°C (82°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec626465707170696969686563
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.

December Precipitation in El Triunfo

In El Triunfo in December, the precipitation amount is 53 mm (2.1 in) over the course of 13 days.

December Precipitation Trends in El Triunfo

The chart displays monthly precipitation patterns in El Triunfo, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In El Triunfo, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec664136421402709415020120810953
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in El Triunfo

In El Triunfo in December 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.

December Average Humidity in El Triunfo

This chart illustrates the average monthly humidity levels in El Triunfo, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in El Triunfo is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%73%59%53%54%55%61%71%77%78%82%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in El Triunfo

In El Triunfo in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in El Triunfo.

Maximum UV Index Levels in El Triunfo for December

The chart shows the monthly maximum UV Index (UVI) for El Triunfo in December, 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 December, the maximum UV index in El Triunfo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414141413109
Data source: El Triunfo December 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 December 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 December’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 December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)66 mm (2.6 inches)84%very high
February Weather18°C (64°F)41 mm (1.6 inches)73%extreme
March Weather18°C (65°F)36 mm (1.4 inches)59%extreme
April Weather21°C (70°F)42 mm (1.7 inches)52%extreme
May Weather22°C (72°F)140 mm (5.5 inches)53%extreme
June Weather21°C (70°F)270 mm (10.6 inches)55%extreme
July Weather20°C (69°F)94 mm (3.7 inches)61%extreme
August Weather21°C (69°F)150 mm (5.9 inches)71%extreme
September Weather21°C (69°F)201 mm (7.9 inches)77%extreme
October Weather20°C (69°F)208 mm (8.2 inches)78%extreme
November Weather18°C (65°F)109 mm (4.3 inches)82%very high
December Weather17°C (63°F)53 mm (2.1 inches)86%very high

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