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December Weather in Ranchos de Santiago, Mexico

Last updated: August 27, 2025

In Ranchos de Santiago, Mexico, the average temperature in December hovers around 6°C (43°F). Expect a chill with minimums dipping to -10°C (14°F), while maximums can reach a pleasant 21°C (70°F). Precipitation is modest, with about 18 mm (0.7 in) over 3 days. The air tends to be quite humid, with an average humidity of 84%.

December Temperature in Ranchos de Santiago

In December in Ranchos de Santiago, the average temperature is 6°C (43°F), with a maximum reaching 21°C (70°F) and a minimum dropping as low as -10°C (14°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both mild and chilly conditions.

December Weather in Ranchos de Santiago: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ranchos de Santiago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ranchos de Santiago, December typically has an average temperature of 6°C (43°F), with highs reaching up to 21°C (70°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec434652586470656562575043
Data source: Temperature data for Ranchos de Santiago 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 Ranchos de Santiago

In Ranchos de Santiago in December, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

December Precipitation Trends in Ranchos de Santiago

The chart displays monthly precipitation patterns in Ranchos de Santiago, 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 Ranchos de Santiago, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1216185847191171114442118
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ranchos de Santiago

In Ranchos de Santiago in December, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

December Average Humidity in Ranchos de Santiago

This chart illustrates the average monthly humidity levels in Ranchos de Santiago, 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 Ranchos de Santiago is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%71%60%52%49%50%65%70%79%77%83%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ranchos de Santiago

In Ranchos de Santiago in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Ranchos de Santiago, you can refer to this Hourly UV Index in Ranchos de Santiago.

Maximum UV Index Levels in Ranchos de Santiago for December

The chart shows the monthly maximum UV Index (UVI) for Ranchos de Santiago 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 Ranchos de Santiago typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111414141313131086
Data source: Ranchos de Santiago 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 Ranchos de Santiago Compares to Other Months

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

This table compares monthly weather conditions in Ranchos de Santiago, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)12 mm (0.5 inches)78%high
February Weather8°C (46°F)16 mm (0.6 inches)71%very high
March Weather11°C (52°F)18 mm (0.7 inches)60%extreme
April Weather15°C (58°F)5 mm (0.2 inches)52%extreme
May Weather18°C (64°F)8 mm (0.3 inches)49%extreme
June Weather21°C (70°F)47 mm (1.9 inches)50%extreme
July Weather19°C (66°F)191 mm (7.5 inches)65%extreme
August Weather18°C (65°F)171 mm (6.7 inches)70%extreme
September Weather16°C (62°F)114 mm (4.5 inches)79%extreme
October Weather14°C (58°F)44 mm (1.7 inches)77%very high
November Weather10°C (51°F)21 mm (0.8 inches)83%very high
December Weather6°C (43°F)18 mm (0.7 inches)84%high

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