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December Weather in Jacala, Mexico

Last updated: August 27, 2025

In December, the average temperature in Jacala, Mexico is a pleasant 14°C (57°F). However, temperatures can vary significantly, with lows dipping to -2°C (28°F) and highs soaring up to 28°C (82°F). Expect 18 mm (0.7 in) of precipitation over about 6 days, and prepare for a humid atmosphere with an average humidity of 91%.

December Temperature in Jacala

In December in Jacala, the average temperature is 14°C (57°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -2°C (28°F). This variation makes it essential for travelers to pack layers to stay comfortable during both warm days and chilly nights.

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

The chart illustrates December temperature patterns in Jacala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jacala, December typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (82°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec566063687170696968656057
Data source: Temperature data for Jacala 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 Jacala

In Jacala in December, the precipitation amount is 18 mm (0.7 in) over the course of 6 days.

December Precipitation Trends in Jacala

The chart displays monthly precipitation patterns in Jacala, 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 Jacala, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec28243554931691301331901544519
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Jacala

In Jacala in December humidity is 91%. With an average temperature of 14°C (57°F), this humidity feels like a blanket of dampness enveloping you, making outdoor activities feel heavy and uncomfortable for traveling.

December Average Humidity in Jacala

This chart illustrates the average monthly humidity levels in Jacala, 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 Jacala is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jacala

In Jacala 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 Jacala.

Maximum UV Index Levels in Jacala for December

The chart shows the monthly maximum UV Index (UVI) for Jacala 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 Jacala typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131313131413131297
Data source: Jacala 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 Jacala Compares to Other Months

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

This table compares monthly weather conditions in Jacala, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)28 mm (1.1 inches)88%very high
February Weather16°C (60°F)24 mm (1.0 inches)86%very high
March Weather17°C (64°F)35 mm (1.4 inches)83%extreme
April Weather20°C (68°F)54 mm (2.1 inches)80%extreme
May Weather22°C (71°F)93 mm (3.7 inches)82%extreme
June Weather21°C (70°F)169 mm (6.7 inches)79%extreme
July Weather20°C (69°F)130 mm (5.1 inches)72%extreme
August Weather20°C (69°F)133 mm (5.2 inches)74%extreme
September Weather20°C (68°F)190 mm (7.5 inches)84%extreme
October Weather18°C (65°F)154 mm (6.1 inches)92%extreme
November Weather16°C (60°F)45 mm (1.8 inches)91%very high
December Weather14°C (57°F)18 mm (0.7 inches)91%high

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