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December Weather in Fresnillo, Mexico

Last updated: August 27, 2025

In December, the average temperature in Fresnillo, Mexico hovers around 12°C (55°F). Expect a temperature range that can dip to a chilly -7°C (19°F) and rise up to a pleasant 27°C (81°F). With an average humidity of 83% and 10 mm (0.4 in) of precipitation spread over 1 day, be prepared for a mix of breezy and damp conditions.

December Temperature in Fresnillo

In December in Fresnillo, the average temperature is 12°C (55°F), with a maximum that can reach 27°C (81°F) and a minimum that can drop as low as -7°C (19°F). This wide range of temperatures makes it essential for travelers to pack both warm and cool clothing to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Fresnillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fresnillo, December typically has an average temperature of 12°C (55°F), with highs reaching up to 27°C (81°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec545864687171686865635954
Data source: Temperature data for Fresnillo 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 Fresnillo

In Fresnillo in December, the precipitation amount is 10 mm (0.4 in) over the course of 1 day.

December Precipitation Trends in Fresnillo

The chart displays monthly precipitation patterns in Fresnillo, 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 Fresnillo, December typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec16957186912361119451510
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fresnillo

In Fresnillo in December humidity is 83%. With an average temperature of 12°C (55°F), this humidity feels like a cool, damp embrace that makes exploring the area both refreshing and slightly uncomfortable, requiring travelers to dress in layers and stay hydrated.

December Average Humidity in Fresnillo

This chart illustrates the average monthly humidity levels in Fresnillo, 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 Fresnillo is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fresnillo

In Fresnillo 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 Fresnillo.

Maximum UV Index Levels in Fresnillo for December

The chart shows the monthly maximum UV Index (UVI) for Fresnillo 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 Fresnillo typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec8111315151414141412108
Data source: Fresnillo 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 Fresnillo Compares to Other Months

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

This table compares monthly weather conditions in Fresnillo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)16 mm (0.6 inches)71%very high
February Weather15°C (59°F)9 mm (0.3 inches)64%extreme
March Weather18°C (64°F)5 mm (0.2 inches)49%extreme
April Weather20°C (68°F)7 mm (0.3 inches)47%extreme
May Weather22°C (72°F)18 mm (0.7 inches)55%extreme
June Weather22°C (71°F)69 mm (2.7 inches)77%extreme
July Weather20°C (69°F)123 mm (4.8 inches)82%extreme
August Weather20°C (69°F)61 mm (2.4 inches)83%extreme
September Weather18°C (65°F)119 mm (4.7 inches)86%extreme
October Weather17°C (64°F)45 mm (1.8 inches)83%extreme
November Weather15°C (59°F)15 mm (0.6 inches)80%very high
December Weather12°C (55°F)10 mm (0.4 inches)83%very high

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