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December Weather in Coacalco, Mexico

Last updated: August 27, 2025

In December, the average temperature in Coacalco, Mexico is a comfortable 22°C (72°F). Expect a range from a cool 7°C (45°F) to a warm 33°C (92°F). With an average humidity of 70%, conditions are often pleasant, and you'll see minimal precipitation at 3 mm (0.1 in) over just 0 days. Perfect weather to explore!

December Temperature in Coacalco

In December in Coacalco, the average temperature is 22°C (72°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 7°C (45°F). This diverse temperature range makes Coacalco an ideal destination for travelers seeking both warmth and the chance to enjoy cooler, refreshing evenings.

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

The chart illustrates December temperature patterns in Coacalco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coacalco, December typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (92°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec727578818177767675757372
Data source: Temperature data for Coacalco 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 Coacalco

In Coacalco in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

December Precipitation Trends in Coacalco

The chart displays monthly precipitation patterns in Coacalco, 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 Coacalco, December typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec233851193163210265106123
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Coacalco

In Coacalco in December, humidity is 70%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable but still bearable; the air is thick and can leave you feeling sticky, so staying hydrated and taking frequent breaks is essential for enjoying your adventures.

December Average Humidity in Coacalco

This chart illustrates the average monthly humidity levels in Coacalco, 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 Coacalco is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Coacalco

In Coacalco 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 Coacalco.

Maximum UV Index Levels in Coacalco for December

The chart shows the monthly maximum UV Index (UVI) for Coacalco 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 Coacalco typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414131412108
Data source: Coacalco 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 Coacalco Compares to Other Months

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

This table compares monthly weather conditions in Coacalco, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)2 mm (0.1 inches)65%very high
February Weather24°C (75°F)3 mm (0.1 inches)61%extreme
March Weather26°C (79°F)3 mm (0.1 inches)59%extreme
April Weather27°C (81°F)8 mm (0.3 inches)62%extreme
May Weather27°C (82°F)51 mm (2.0 inches)73%extreme
June Weather25°C (77°F)193 mm (7.6 inches)78%extreme
July Weather25°C (76°F)163 mm (6.4 inches)79%extreme
August Weather24°C (76°F)210 mm (8.3 inches)82%extreme
September Weather24°C (75°F)265 mm (10.4 inches)82%extreme
October Weather24°C (75°F)106 mm (4.2 inches)79%extreme
November Weather23°C (74°F)12 mm (0.5 inches)72%very high
December Weather22°C (72°F)3 mm (0.1 inches)70%very high

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