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December Weather in San Tiburcio, Mexico

Last updated: August 27, 2025

In December, the average temperature in San Tiburcio, Mexico hovers around 13°C (55°F). You may experience a chilly low of -6°C (21°F) and a pleasant high of 27°C (81°F). Expect a total precipitation of 16 mm (0.6 in) over 2 days, with an average humidity level of 80%, creating a refreshing atmosphere.

December Temperature in San Tiburcio

In December in San Tiburcio, the average temperature is 13°C (55°F). Maximums can reach 27°C (81°F), while minimums can plunge to as low as -6°C (21°F). This diverse temperature range makes it essential for travelers to pack accordingly to fully enjoy their visit.

December Weather in San Tiburcio: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Tiburcio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Tiburcio, December typically has an average temperature of 13°C (55°F), with highs reaching up to 27°C (81°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec546065697272707068656055
Data source: Temperature data for San Tiburcio 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 San Tiburcio

In San Tiburcio in December, the precipitation amount is 16 mm (0.6 in) over a period of 2 days.

December Precipitation Trends in San Tiburcio

The chart displays monthly precipitation patterns in San Tiburcio, 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 San Tiburcio, December typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec166919294188327331716
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Tiburcio

In San Tiburcio in December humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

December Average Humidity in San Tiburcio

This chart illustrates the average monthly humidity levels in San Tiburcio, 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 San Tiburcio is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%70%65%59%66%71%57%58%73%76%81%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Tiburcio

In San Tiburcio in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Tiburcio.

Maximum UV Index Levels in San Tiburcio for December

The chart shows the monthly maximum UV Index (UVI) for San Tiburcio 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 San Tiburcio typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131414141414131297
Data source: San Tiburcio 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 San Tiburcio Compares to Other Months

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

This table compares monthly weather conditions in San Tiburcio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)16 mm (0.6 inches)75%very high
February Weather15°C (60°F)6 mm (0.2 inches)70%extreme
March Weather18°C (66°F)9 mm (0.4 inches)65%extreme
April Weather21°C (69°F)19 mm (0.7 inches)59%extreme
May Weather22°C (73°F)28 mm (1.1 inches)66%extreme
June Weather22°C (72°F)41 mm (1.6 inches)71%extreme
July Weather21°C (70°F)88 mm (3.4 inches)57%extreme
August Weather21°C (71°F)32 mm (1.3 inches)58%extreme
September Weather20°C (68°F)73 mm (2.9 inches)72%extreme
October Weather18°C (66°F)31 mm (1.2 inches)76%extreme
November Weather16°C (60°F)7 mm (0.3 inches)81%very high
December Weather13°C (55°F)16 mm (0.6 inches)80%high

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