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December Weather in Santiago Tenango, Mexico

Last updated: August 27, 2025

In Santiago Tenango, Mexico, the average temperature in December is a comfortable 15°C (60°F), with a range that can dip to a chilly 1°C (34°F) and soar to a warm 28°C (82°F). Expect minimal rainfall, with an average precipitation of just 6 mm (0.2 in) over the course of 0 days. Humidity levels are typically high at 88%, creating a unique atmosphere throughout the month.

December Temperature in Santiago Tenango

In December in Santiago Tenango, the average temperature is 15°C (60°F), with maximums reaching up to 28°C (82°F) and minimums dropping as low as 1°C (34°F). This variability in temperature makes it essential for travelers to pack accordingly for both warm and cool conditions.

December Weather in Santiago Tenango: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santiago Tenango, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Tenango, December typically has an average temperature of 15°C (60°F), with highs reaching up to 28°C (82°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec596365676865646464636159
Data source: Temperature data for Santiago Tenango 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 Santiago Tenango

In Santiago Tenango in December, the total precipitation amount is 6 mm (0.2 in), spread over a duration of 0 days.

December Precipitation Trends in Santiago Tenango

The chart displays monthly precipitation patterns in Santiago Tenango, 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 Santiago Tenango, December typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec73123868247126228258131186
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santiago Tenango

In Santiago Tenango in December humidity is 88%. With an average temperature of 15°C (60°F), this humidity feels like a damp embrace, making travel feel sluggish and heavy, as the air clings to your skin and every step requires more effort than usual.

December Average Humidity in Santiago Tenango

This chart illustrates the average monthly humidity levels in Santiago Tenango, 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 Santiago Tenango is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%73%67%72%73%76%80%84%89%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santiago Tenango

In Santiago Tenango 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 Santiago Tenango.

Maximum UV Index Levels in Santiago Tenango for December

The chart shows the monthly maximum UV Index (UVI) for Santiago Tenango 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 Santiago Tenango typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131515151515141413119
Data source: Santiago Tenango 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 Santiago Tenango Compares to Other Months

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

This table compares monthly weather conditions in Santiago Tenango, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)7 mm (0.3 inches)84%extreme
February Weather17°C (63°F)3 mm (0.1 inches)80%extreme
March Weather18°C (65°F)12 mm (0.5 inches)73%extreme
April Weather20°C (67°F)38 mm (1.5 inches)67%extreme
May Weather20°C (68°F)68 mm (2.7 inches)72%extreme
June Weather19°C (66°F)247 mm (9.7 inches)73%extreme
July Weather18°C (65°F)126 mm (5.0 inches)76%extreme
August Weather18°C (65°F)228 mm (9.0 inches)80%extreme
September Weather18°C (65°F)258 mm (10.2 inches)84%extreme
October Weather17°C (64°F)131 mm (5.2 inches)89%extreme
November Weather16°C (61°F)18 mm (0.7 inches)88%extreme
December Weather15°C (60°F)6 mm (0.2 inches)88%very high

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