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December Weather in Laredo, United States

Last updated: June 24, 2025

In Laredo, United States, the average temperature in December hovers around 17°C (62°F), creating a pleasantly mild atmosphere. However, temperatures can fluctuate dramatically, ranging from a chilly 1°C (34°F) to a sweltering 36°C (96°F). Expect light rainfall with an average precipitation of 19 mm (0.8 in) over approximately 3 days during the month, while the ambient humidity remains relatively high at 86%, adding to the unique character of the season.

December Temperature in Laredo

In December in Laredo, the average temperature is 17°C (62°F). Maximum temperatures can reach 36°C (96°F), while minimums can dip as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates December temperature patterns in Laredo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Laredo, December typically has an average temperature of 17°C (62°F), with highs reaching up to 36°C (96°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec596372778387899084776762
Data source: Temperature data for Laredo 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 Laredo

In Laredo in December, the precipitation amount averaged 19 mm (0.8 in) over a span of 3 days.

December Precipitation Trends in Laredo

The chart displays monthly precipitation patterns in Laredo, 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 Laredo, December typically receives around 19 mm (0.8 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec181734449740523088492619
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Laredo

In Laredo in December, humidity is 86%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel more strenuous and prompting frequent breaks in shaded areas for travelers exploring the sights.

December Average Humidity in Laredo

This chart illustrates the average monthly humidity levels in Laredo, 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 Laredo is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Laredo

In Laredo in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Laredo.

Maximum UV Index Levels in Laredo for December

The chart shows the monthly maximum UV Index (UVI) for Laredo 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 Laredo typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810111112121211975
Data source: Laredo 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 Laredo Compares to Other Months

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

This table compares monthly weather conditions in Laredo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)18 mm (0.7 inches)83%high
February Weather17°C (63°F)17 mm (0.7 inches)79%very high
March Weather22°C (72°F)34 mm (1.3 inches)76%very high
April Weather25°C (77°F)44 mm (1.7 inches)77%extreme
May Weather28°C (83°F)97 mm (3.8 inches)80%extreme
June Weather30°C (87°F)40 mm (1.6 inches)73%extreme
July Weather31°C (89°F)52 mm (2.0 inches)66%extreme
August Weather32°C (90°F)30 mm (1.2 inches)65%extreme
September Weather29°C (85°F)88 mm (3.5 inches)73%extreme
October Weather25°C (77°F)49 mm (1.9 inches)76%very high
November Weather19°C (67°F)26 mm (1.0 inches)80%high
December Weather17°C (62°F)19 mm (0.8 inches)86%moderate

Compare Laredo's Climate with Cities Worldwide