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December Weather in Barretal, Mexico

Last updated: August 27, 2025

In December, the average temperature in Barretal, Mexico hovers around 17°C (63°F). Visitors should be prepared for a temperature range that can dip as low as -1°C (31°F) and soar up to 32°C (90°F). Expect 18 mm (0.7 in) of precipitation over about 2 days, with humidity levels averaging a high 89%.

December Temperature in Barretal

In December in Barretal, the average temperature is 17°C (63°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as -1°C (31°F). It's essential to pack layers and be prepared for varying weather conditions while enjoying your travels.

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

The chart illustrates December temperature patterns in Barretal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barretal, December typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (90°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec606470758081838479746762
Data source: Temperature data for Barretal 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 Barretal

In Barretal in December, the precipitation amount is 18 mm (0.7 in) over the course of 2 days.

December Precipitation Trends in Barretal

The chart displays monthly precipitation patterns in Barretal, 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 Barretal, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec22284874126758131132822218
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Barretal

In Barretal in December humidity is 89%. With an average temperature of 17°C (63°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel more strenuous and less enjoyable for traveling.

December Average Humidity in Barretal

This chart illustrates the average monthly humidity levels in Barretal, 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 Barretal is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%84%85%79%71%72%80%85%88%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Barretal

In Barretal in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Barretal, you can refer to this Hourly UV Index in Barretal.

Maximum UV Index Levels in Barretal for December

The chart shows the monthly maximum UV Index (UVI) for Barretal 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 Barretal typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111212121313121086
Data source: Barretal 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 Barretal Compares to Other Months

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

This table compares monthly weather conditions in Barretal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)22 mm (0.9 inches)87%high
February Weather18°C (65°F)28 mm (1.1 inches)85%very high
March Weather21°C (70°F)48 mm (1.9 inches)83%extreme
April Weather24°C (75°F)74 mm (2.9 inches)84%extreme
May Weather27°C (80°F)126 mm (5.0 inches)85%extreme
June Weather27°C (82°F)75 mm (2.9 inches)79%extreme
July Weather28°C (83°F)81 mm (3.2 inches)71%extreme
August Weather29°C (84°F)31 mm (1.2 inches)72%extreme
September Weather26°C (79°F)132 mm (5.2 inches)80%extreme
October Weather23°C (74°F)82 mm (3.2 inches)85%very high
November Weather19°C (67°F)22 mm (0.9 inches)88%very high
December Weather17°C (63°F)18 mm (0.7 inches)89%high

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