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December Weather in Atopoltitlan, Mexico

Last updated: August 27, 2025

In December, the average temperature in Atopoltitlan, Mexico hovers around 21°C (69°F). While you can expect a minimum of 5°C (42°F) and a maximum of 33°C (92°F), the climate remains comfortably warm. With a mere 1 mm (0.1 in) of precipitation over 0 days, you'll enjoy mostly dry conditions. However, keep in mind the average humidity is quite high at 88%, adding a touch of moisture to the air.

December Temperature in Atopoltitlan

In December in Atopoltitlan, the average temperature is 21°C (69°F), with maximums reaching 33°C (92°F) and minimums dipping as low as 5°C (42°F). This diverse weather makes Atopoltitlan a great destination for travelers seeking a mix of warm and cool experiences.

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

The chart illustrates December temperature patterns in Atopoltitlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atopoltitlan, December typically has an average temperature of 21°C (69°F), with highs reaching up to 33°C (92°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec697276798076757573737169
Data source: Temperature data for Atopoltitlan 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 Atopoltitlan

In Atopoltitlan in December, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

December Precipitation Trends in Atopoltitlan

The chart displays monthly precipitation patterns in Atopoltitlan, 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 Atopoltitlan, December typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec225137421115921128197161
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Atopoltitlan

In Atopoltitlan in December, humidity is 88%. With an average temperature of 21°C (69°F), this humidity feels like a warm blanket wrapping around you, making travel uncomfortable as sweat clings to your skin and the air feels thick and heavy, turning each step into a challenge.

December Average Humidity in Atopoltitlan

This chart illustrates the average monthly humidity levels in Atopoltitlan, 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 Atopoltitlan 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 Atopoltitlan

In Atopoltitlan 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 Atopoltitlan.

Maximum UV Index Levels in Atopoltitlan for December

The chart shows the monthly maximum UV Index (UVI) for Atopoltitlan 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 Atopoltitlan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312108
Data source: Atopoltitlan 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 Atopoltitlan Compares to Other Months

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

This table compares monthly weather conditions in Atopoltitlan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)2 mm (0.1 inches)84%very high
February Weather22°C (72°F)2 mm (0.1 inches)78%extreme
March Weather24°C (76°F)5 mm (0.2 inches)75%extreme
April Weather26°C (79°F)13 mm (0.5 inches)70%extreme
May Weather26°C (80°F)74 mm (2.9 inches)77%extreme
June Weather24°C (76°F)210 mm (8.3 inches)76%extreme
July Weather24°C (75°F)159 mm (6.3 inches)68%extreme
August Weather24°C (75°F)211 mm (8.3 inches)70%extreme
September Weather23°C (74°F)281 mm (11.1 inches)82%extreme
October Weather23°C (74°F)97 mm (3.8 inches)91%extreme
November Weather22°C (72°F)16 mm (0.6 inches)89%very high
December Weather21°C (69°F)1 mm (0.1 inches)88%very high

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