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December Weather in Ostuacan, Mexico

Last updated: August 26, 2025

In December, the average temperature in Ostuacan, Mexico is a comfortable 22°C (71°F), with minimums dropping to 11°C (51°F) and maximums peaking at 33°C (91°F). Prepare for some rainfall, as 156 mm (6.1 in) of precipitation is expected over 13 days, contributing to an average humidity of 88%.

December Temperature in Ostuacan

In December in Ostuacan, the average temperature is 22°C (71°F), with maximums reaching up to 33°C (91°F) and minimums dipping as low as 11°C (51°F). This pleasant climate makes Ostuacan an ideal destination for outdoor activities and sightseeing during this time of year.

December Weather in Ostuacan: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ostuacan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostuacan, December typically has an average temperature of 22°C (71°F), with highs reaching up to 33°C (91°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec707275798180807979777371
Data source: Temperature data for Ostuacan 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 Ostuacan

In Ostuacan in December, the precipitation amount is 156 mm (6.1 in) spread over 13 days.

December Precipitation Trends in Ostuacan

The chart displays monthly precipitation patterns in Ostuacan, 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 Ostuacan, December typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec158809575114306120185259304241156
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ostuacan

In Ostuacan in December humidity is 88%. With an average temperature of 22°C (71°F), this humidity feels like a warm blanket enveloping you, making outdoor activities a bit uncomfortable and leading to a constant sheen of sweat on your skin, so it's best to stay hydrated and seek shade during your adventures.

December Average Humidity in Ostuacan

This chart illustrates the average monthly humidity levels in Ostuacan, 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 Ostuacan is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ostuacan

In Ostuacan in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ostuacan.

Maximum UV Index Levels in Ostuacan for December

The chart shows the monthly maximum UV Index (UVI) for Ostuacan 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 Ostuacan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131312131312131198
Data source: Ostuacan 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 Ostuacan Compares to Other Months

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

This table compares monthly weather conditions in Ostuacan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)158 mm (6.2 inches)83%very high
February Weather22°C (73°F)80 mm (3.1 inches)76%extreme
March Weather24°C (75°F)95 mm (3.7 inches)66%extreme
April Weather26°C (79°F)75 mm (2.9 inches)59%extreme
May Weather27°C (82°F)114 mm (4.5 inches)64%extreme
June Weather26°C (80°F)306 mm (12.0 inches)69%extreme
July Weather27°C (80°F)120 mm (4.7 inches)82%extreme
August Weather26°C (80°F)185 mm (7.3 inches)87%extreme
September Weather26°C (79°F)259 mm (10.2 inches)87%extreme
October Weather25°C (77°F)304 mm (12.0 inches)88%extreme
November Weather23°C (73°F)241 mm (9.5 inches)88%very high
December Weather22°C (71°F)156 mm (6.1 inches)88%very high

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