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December Weather in Pezmatlan, Mexico

Last updated: August 27, 2025

In December, the average temperature in Pezmatlan, Mexico hovers around 13°C (55°F). Expect to see a minimum drop to -2°C (29°F) and a warm peak at 24°C (76°F). With 40 mm (1.6 in) of precipitation spread across 8 days, don't forget your umbrella! The average humidity is quite high at 88%, adding to that cozy atmosphere.

December Temperature in Pezmatlan

In December in Pezmatlan, the average temperature is 13°C (55°F). The maximum can reach 24°C (76°F), while the minimum can drop as low as -2°C (29°F). Be prepared for a range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates December temperature patterns in Pezmatlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pezmatlan, December typically has an average temperature of 13°C (55°F), with highs reaching up to 24°C (76°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec545760636564636363615755
Data source: Temperature data for Pezmatlan 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 Pezmatlan

In Pezmatlan in December, the precipitation amount is 40 mm (1.6 in), occurring over a span of 8 days.

December Precipitation Trends in Pezmatlan

The chart displays monthly precipitation patterns in Pezmatlan, 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 Pezmatlan, December typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec70507911315526424332236323110140
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pezmatlan

In Pezmatlan in December humidity is 88%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring, as the moisture in the air can lead to a rather uncomfortable experience for traveling.

December Average Humidity in Pezmatlan

This chart illustrates the average monthly humidity levels in Pezmatlan, 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 Pezmatlan is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pezmatlan

In Pezmatlan 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 Pezmatlan.

Maximum UV Index Levels in Pezmatlan for December

The chart shows the monthly maximum UV Index (UVI) for Pezmatlan 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 Pezmatlan typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151515141413109
Data source: Pezmatlan 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 Pezmatlan Compares to Other Months

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

This table compares monthly weather conditions in Pezmatlan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)70 mm (2.7 inches)84%very high
February Weather14°C (58°F)50 mm (2.0 inches)78%extreme
March Weather15°C (60°F)79 mm (3.1 inches)75%extreme
April Weather17°C (63°F)113 mm (4.5 inches)70%extreme
May Weather18°C (65°F)155 mm (6.1 inches)77%extreme
June Weather18°C (64°F)264 mm (10.4 inches)76%extreme
July Weather17°C (64°F)243 mm (9.6 inches)68%extreme
August Weather17°C (64°F)322 mm (12.7 inches)70%extreme
September Weather17°C (63°F)363 mm (14.3 inches)82%extreme
October Weather16°C (61°F)230 mm (9.1 inches)91%extreme
November Weather14°C (57°F)101 mm (4.0 inches)89%very high
December Weather13°C (55°F)40 mm (1.6 inches)88%very high

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