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December Weather in Saltillo, United States

Last updated: June 24, 2025

In December, the average temperature in Saltillo, United States hovers around 8°C (47°F), with a potential low of -10°C (15°F) and a high reaching up to 24°C (75°F). Expect 143 mm (5.6 in) of precipitation spread over 11 days, contributing to an average humidity of 88%. Whether you're bundling up against the chill or finding yourself amidst drizzles, this month offers a unique weather experience!

December Temperature in Saltillo

In December in Saltillo, the average temperature is 8°C (47°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -10°C (15°F). This wide temperature range suggests that travelers should pack layers to ensure comfort throughout the day.

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

The chart illustrates December temperature patterns in Saltillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saltillo, December typically has an average temperature of 8°C (47°F), with highs reaching up to 24°C (75°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec424654607178817975645046
Data source: Temperature data for Saltillo 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 Saltillo

In Saltillo in December, the total precipitation amount reaches 143 mm (5.6 in) over the course of 11 days.

December Precipitation Trends in Saltillo

The chart displays monthly precipitation patterns in Saltillo, 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 Saltillo, December typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec11218115917011611113011210712681143
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saltillo

In Saltillo in December, humidity is 88%. With an average temperature of 8°C (47°F), this humidity feels like a thick, damp blanket wrapping around you, making even short walks feel heavy and uninviting for travel.

December Average Humidity in Saltillo

This chart illustrates the average monthly humidity levels in Saltillo, 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 Saltillo is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saltillo

In Saltillo in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Saltillo, you can check the information here.

Maximum UV Index Levels in Saltillo for December

The chart shows the monthly maximum UV Index (UVI) for Saltillo 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 Saltillo typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111111109753
Data source: Saltillo 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 Saltillo Compares to Other Months

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

This table compares monthly weather conditions in Saltillo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)112 mm (4.4 inches)86%moderate
February Weather8°C (46°F)181 mm (7.1 inches)85%high
March Weather12°C (55°F)159 mm (6.3 inches)84%high
April Weather16°C (60°F)170 mm (6.7 inches)81%very high
May Weather21°C (71°F)116 mm (4.6 inches)83%extreme
June Weather25°C (78°F)111 mm (4.4 inches)83%extreme
July Weather27°C (81°F)130 mm (5.1 inches)80%extreme
August Weather26°C (79°F)112 mm (4.4 inches)73%very high
September Weather24°C (75°F)107 mm (4.2 inches)70%very high
October Weather18°C (64°F)126 mm (5.0 inches)73%high
November Weather10°C (50°F)80 mm (3.2 inches)85%moderate
December Weather8°C (47°F)143 mm (5.6 inches)88%moderate

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