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December Weather in Ayehualaco (San Martin), Mexico

Last updated: August 27, 2025

The average temperature in Ayehualaco (San Martin), Mexico during December is a comfortable 12°C (53°F). However, be prepared for a range, as temperatures can dip to a brisk -4°C (25°F) or rise to a pleasant 23°C (74°F). During this month, you can expect precipitation of about 5 mm (0.2 in) over the course of just 1 day, with average humidity sitting at a high 88%.

December Temperature in Ayehualaco (San Martin)

In December in Ayehualaco (San Martin), the average temperature is 12°C (53°F). Maximums can reach 23°C (74°F), while minimums can drop as low as -4°C (25°F). Visitors should be prepared for a wide range of temperatures and pack accordingly.

December Weather in Ayehualaco (San Martin): Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ayehualaco (San Martin), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ayehualaco (San Martin), December typically has an average temperature of 12°C (53°F), with highs reaching up to 23°C (74°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec525558616261606060585453
Data source: Temperature data for Ayehualaco (San Martin) 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 Ayehualaco (San Martin)

In Ayehualaco (San Martin) in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

December Precipitation Trends in Ayehualaco (San Martin)

The chart displays monthly precipitation patterns in Ayehualaco (San Martin), 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 Ayehualaco (San Martin), December typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec14826669216111815217695265
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ayehualaco (San Martin)

In Ayehualaco (San Martin) in December humidity is 88%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making it crucial to dress in layers and stay prepared for the discomfort while exploring.

December Average Humidity in Ayehualaco (San Martin)

This chart illustrates the average monthly humidity levels in Ayehualaco (San Martin), 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 Ayehualaco (San Martin) 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 Ayehualaco (San Martin)

In Ayehualaco (San Martin) 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 Ayehualaco (San Martin).

Maximum UV Index Levels in Ayehualaco (San Martin) for December

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

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

This table compares monthly weather conditions in Ayehualaco (San Martin), showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)14 mm (0.5 inches)84%very high
February Weather13°C (56°F)8 mm (0.3 inches)78%extreme
March Weather15°C (59°F)25 mm (1.0 inches)75%extreme
April Weather16°C (61°F)66 mm (2.6 inches)70%extreme
May Weather16°C (62°F)92 mm (3.6 inches)77%extreme
June Weather16°C (61°F)161 mm (6.3 inches)76%extreme
July Weather15°C (60°F)118 mm (4.7 inches)68%extreme
August Weather16°C (60°F)152 mm (6.0 inches)70%extreme
September Weather15°C (60°F)176 mm (6.9 inches)82%extreme
October Weather14°C (58°F)95 mm (3.7 inches)91%extreme
November Weather12°C (55°F)26 mm (1.0 inches)89%very high
December Weather12°C (53°F)5 mm (0.2 inches)88%very high

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