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December Weather in Kilometro 40, Mexico

Last updated: August 26, 2025

In December, the average temperature in Kilometro 40, Mexico is a pleasant 24°C (76°F), with a comforting minimum of 15°C (60°F) and a warm maximum of 35°C (96°F). Expect light rainfall, averaging 20 mm (0.8 in) over 2 days, alongside a 70% humidity level that adds a touch of tropical feel to the atmosphere.

December Temperature in Kilometro 40

In December in Kilometro 40, the average temperature is 24°C (76°F). Maximums can reach 35°C (96°F), and minimums can be as low as 15°C (60°F). This pleasant weather makes it an ideal time for outdoor activities and exploring the sights.

December Weather in Kilometro 40: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Kilometro 40, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kilometro 40, December typically has an average temperature of 24°C (76°F), with highs reaching up to 35°C (96°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec767779818179797878787776
Data source: Temperature data for Kilometro 40 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 Kilometro 40

In Kilometro 40 in December, the precipitation amount is 20 mm (0.8 in) over the course of 2 days.

December Precipitation Trends in Kilometro 40

The chart displays monthly precipitation patterns in Kilometro 40, 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 Kilometro 40, December typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec6321372791893693932906120
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kilometro 40

In Kilometro 40 in December, humidity is 70%. With an average temperature of 24°C (76°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel a bit sticky and heavier, so travelers should stay hydrated and take regular breaks to enjoy the sights comfortably.

December Average Humidity in Kilometro 40

This chart illustrates the average monthly humidity levels in Kilometro 40, 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 Kilometro 40 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 Kilometro 40

In Kilometro 40 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 Kilometro 40.

Maximum UV Index Levels in Kilometro 40 for December

The chart shows the monthly maximum UV Index (UVI) for Kilometro 40 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 Kilometro 40 typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1011141314141413141298
Data source: Kilometro 40 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 Kilometro 40 Compares to Other Months

Weather in Kilometro 40 varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kilometro 40, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Kilometro 40, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)6 mm (0.2 inches)65%very high
February Weather25°C (77°F)3 mm (0.1 inches)61%extreme
March Weather26°C (80°F)2 mm (0.1 inches)59%extreme
April Weather27°C (81°F)1 mm (0.0 inches)62%extreme
May Weather27°C (82°F)37 mm (1.4 inches)73%extreme
June Weather26°C (79°F)279 mm (11.0 inches)78%extreme
July Weather26°C (79°F)189 mm (7.4 inches)79%extreme
August Weather26°C (79°F)369 mm (14.5 inches)82%extreme
September Weather25°C (78°F)393 mm (15.5 inches)82%extreme
October Weather25°C (78°F)290 mm (11.4 inches)79%extreme
November Weather25°C (77°F)60 mm (2.4 inches)72%very high
December Weather24°C (76°F)20 mm (0.8 inches)70%very high

Compare Kilometro 40's Climate with Cities Worldwide