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December Weather in La Concepcion, Mexico

Last updated: August 27, 2025

The average temperature in La Concepcion, Mexico during December is a pleasant 20°C (69°F). Expect temperatures to range from a cool 9°C (48°F) to a warm 32°C (90°F). Be prepared for a bit of moisture, as precipitation averages around 20 mm (0.8 in) over the course of 1 day, with an average humidity of 78% making the air feel a tad humid.

December Temperature in La Concepcion

In December in La Concepcion, the average temperature is 20°C (69°F). Maximums can reach 32°C (90°F), while minimums can drop to as low as 9°C (48°F). This makes La Concepcion an ideal destination for travelers seeking pleasant weather and a range of outdoor activities.

December Weather in La Concepcion: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in La Concepcion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Concepcion, December typically has an average temperature of 20°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec676871747781818079787368
Data source: Temperature data for La Concepcion 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 La Concepcion

In La Concepcion in December, the precipitation amount is 20 mm (0.8 in) over a period of 1 day.

December Precipitation Trends in La Concepcion

The chart displays monthly precipitation patterns in La Concepcion, 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 La Concepcion, December typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec1225011551633102071011120
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in La Concepcion

In La Concepcion in December, humidity is 78%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick and heavy, urging you to seek out shaded areas and refreshing drinks.

December Average Humidity in La Concepcion

This chart illustrates the average monthly humidity levels in La Concepcion, 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 La Concepcion is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%66%61%56%61%73%82%83%83%79%77%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in La Concepcion

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

Maximum UV Index Levels in La Concepcion for December

The chart shows the monthly maximum UV Index (UVI) for La Concepcion 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 La Concepcion typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111313121212121186
Data source: La Concepcion 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 La Concepcion Compares to Other Months

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

This table compares monthly weather conditions in La Concepcion, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)12 mm (0.5 inches)74%high
February Weather20°C (69°F)25 mm (1.0 inches)66%very high
March Weather22°C (71°F)0 mm (0.0 inches)61%extreme
April Weather23°C (74°F)0 mm (0.0 inches)56%extreme
May Weather25°C (78°F)1 mm (0.0 inches)61%extreme
June Weather27°C (81°F)55 mm (2.2 inches)73%extreme
July Weather27°C (81°F)163 mm (6.4 inches)82%extreme
August Weather27°C (81°F)310 mm (12.2 inches)83%extreme
September Weather26°C (79°F)207 mm (8.2 inches)83%extreme
October Weather26°C (79°F)101 mm (4.0 inches)78%extreme
November Weather23°C (73°F)11 mm (0.4 inches)77%very high
December Weather20°C (69°F)20 mm (0.8 inches)78%high

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