December Weather in Mapastepec, Mexico

Last updated: August 27, 2025

The average temperature in Mapastepec, Mexico during December is a pleasant 25°C (78°F). Expect minimums around 17°C (63°F) and maximums reaching up to 34°C (93°F). With an average humidity of 75%, it’s advisable to prepare for some sticky days. Additionally, you can anticipate 7 mm (0.3 in) of precipitation over 2 days, so a light raincoat could be handy!

December Temperature in Mapastepec

In December in Mapastepec, the average temperature is 25°C (78°F). Maximums can reach 34°C (93°F), and minimums can be as low as 17°C (63°F). This pleasant climate makes Mapastepec an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Mapastepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mapastepec, December typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec777880818179807979797877
Data source: Temperature data for Mapastepec 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 Mapastepec

In Mapastepec in December, the precipitation amount is 7 mm (0.3 in) over a period of 2 days.

December Precipitation Trends in Mapastepec

The chart displays monthly precipitation patterns in Mapastepec, 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 Mapastepec, December typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec631427193321266317386381597
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mapastepec

In Mapastepec in December, humidity is 75%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and heavy, but also vibrant and alive, as the air is saturated with the scents of the surroundings and the energy of the environment.

December Average Humidity in Mapastepec

This chart illustrates the average monthly humidity levels in Mapastepec, 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 Mapastepec is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%68%64%67%74%78%82%82%80%81%80%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mapastepec

In Mapastepec 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 Mapastepec.

Maximum UV Index Levels in Mapastepec for December

The chart shows the monthly maximum UV Index (UVI) for Mapastepec 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 Mapastepec typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
Data source: Mapastepec 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 Mapastepec Compares to Other Months

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

This table compares monthly weather conditions in Mapastepec, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)6 mm (0.2 inches)70%very high
February Weather26°C (78°F)3 mm (0.1 inches)68%extreme
March Weather26°C (80°F)14 mm (0.5 inches)64%extreme
April Weather27°C (81°F)27 mm (1.1 inches)67%extreme
May Weather27°C (81°F)193 mm (7.6 inches)74%extreme
June Weather26°C (79°F)321 mm (12.6 inches)78%extreme
July Weather27°C (80°F)266 mm (10.5 inches)81%extreme
August Weather26°C (79°F)317 mm (12.5 inches)82%extreme
September Weather26°C (79°F)386 mm (15.2 inches)80%extreme
October Weather26°C (79°F)381 mm (15.0 inches)81%extreme
November Weather26°C (79°F)59 mm (2.3 inches)80%very high
December Weather25°C (78°F)7 mm (0.3 inches)75%very high

Compare Mapastepec's Climate with Cities Worldwide