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December Weather in Oviedo, Mexico

Last updated: August 27, 2025

In December, the average temperature in Oviedo, Mexico is a pleasant 21°C (71°F). However, don't be surprised if temperatures dip to a minimum of 7°C (44°F) or soar to a maximum of 38°C (100°F)! Expect some rain, with an average precipitation of 14 mm (0.6 in) spread over 3 days, and be prepared for high humidity levels, averaging 91%.

December Temperature in Oviedo

In December in Oviedo, the average temperature is 21°C (71°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop to as low as 7°C (44°F). This makes Oviedo a great destination for travelers seeking a warm climate, but it's wise to be prepared for possible temperature fluctuations.

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

The chart illustrates December temperature patterns in Oviedo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oviedo, December typically has an average temperature of 21°C (71°F), with highs reaching up to 38°C (100°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec697277828686868684807471
Data source: Temperature data for Oviedo 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 Oviedo

In Oviedo in December, the precipitation amount is 14 mm (0.6 in) accumulated over the course of 3 days.

December Precipitation Trends in Oviedo

The chart displays monthly precipitation patterns in Oviedo, 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 Oviedo, December typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec46152627701571331031541372614
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Oviedo

In Oviedo in December, humidity is 91%. With an average temperature of 21°C (71°F), this humidity feels like a warm blanket enveloping you, making travel uncomfortable as you navigate sticky air and sweat-drenched clothes.

December Average Humidity in Oviedo

This chart illustrates the average monthly humidity levels in Oviedo, 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 Oviedo is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Oviedo

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

Maximum UV Index Levels in Oviedo for December

The chart shows the monthly maximum UV Index (UVI) for Oviedo 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 Oviedo typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79121212121312121086
Data source: Oviedo 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 Oviedo Compares to Other Months

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

This table compares monthly weather conditions in Oviedo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)46 mm (1.8 inches)88%high
February Weather22°C (72°F)15 mm (0.6 inches)86%very high
March Weather25°C (77°F)26 mm (1.0 inches)83%extreme
April Weather28°C (83°F)27 mm (1.1 inches)80%extreme
May Weather30°C (87°F)70 mm (2.8 inches)82%extreme
June Weather30°C (86°F)157 mm (6.2 inches)79%extreme
July Weather30°C (86°F)133 mm (5.2 inches)72%extreme
August Weather30°C (86°F)103 mm (4.1 inches)74%extreme
September Weather29°C (84°F)154 mm (6.1 inches)84%extreme
October Weather27°C (80°F)137 mm (5.4 inches)92%very high
November Weather24°C (75°F)26 mm (1.0 inches)91%very high
December Weather21°C (71°F)14 mm (0.6 inches)91%high

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