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December Weather in Valle Hermoso, Mexico

Last updated: August 27, 2025

In Valle Hermoso, Mexico, the average temperature in December hovers around 18°C (65°F), with a minimum dipping to 1°C (33°F) and a maximum reaching 32°C (90°F). The month sees about 21 mm (0.8 in) of precipitation spread over 4 days, while the average humidity remains high at 86%. Enjoy the mild weather, but don’t forget your umbrella!

December Temperature in Valle Hermoso

In December in Valle Hermoso, the average temperature is 18°C (65°F). The maximum can reach 32°C (90°F), while the minimum can drop as low as 1°C (33°F). Be prepared for a wide range of temperatures when traveling during this time!

December Weather in Valle Hermoso: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Valle Hermoso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valle Hermoso, December typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec626572778284858683777065
Data source: Temperature data for Valle Hermoso 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 Valle Hermoso

In Valle Hermoso in December, the precipitation amount is 21 mm (0.8 in) over a span of 4 days.

December Precipitation Trends in Valle Hermoso

The chart displays monthly precipitation patterns in Valle Hermoso, 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 Valle Hermoso, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec27213522718410938109553221
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Valle Hermoso

In Valle Hermoso in December humidity is 86%. With an average temperature of 18°C (65°F), this humidity feels like you’re wrapped in a warm, heavy blanket, making outdoor activities feel quite muggy and sticky for traveling.

December Average Humidity in Valle Hermoso

This chart illustrates the average monthly humidity levels in Valle Hermoso, 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 Valle Hermoso is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%78%81%82%74%68%67%75%78%83%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Valle Hermoso

In Valle Hermoso 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 Valle Hermoso, you can refer to this Hourly UV Index in Valle Hermoso.

Maximum UV Index Levels in Valle Hermoso for December

The chart shows the monthly maximum UV Index (UVI) for Valle Hermoso 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 Valle Hermoso typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111076
Data source: Valle Hermoso 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 Valle Hermoso Compares to Other Months

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

This table compares monthly weather conditions in Valle Hermoso, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)27 mm (1.0 inches)84%high
February Weather18°C (66°F)21 mm (0.8 inches)83%very high
March Weather22°C (72°F)35 mm (1.4 inches)78%very high
April Weather25°C (77°F)22 mm (0.9 inches)81%extreme
May Weather28°C (82°F)71 mm (2.8 inches)82%extreme
June Weather29°C (85°F)84 mm (3.3 inches)74%extreme
July Weather30°C (85°F)109 mm (4.3 inches)68%extreme
August Weather30°C (87°F)38 mm (1.5 inches)67%extreme
September Weather28°C (83°F)109 mm (4.3 inches)75%extreme
October Weather25°C (77°F)55 mm (2.2 inches)78%very high
November Weather21°C (70°F)32 mm (1.2 inches)83%high
December Weather18°C (65°F)21 mm (0.8 inches)86%high

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