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December Weather in Mesita, United States

Last updated: June 24, 2025

In Mesita, United States, the average temperature in December hovers around 2°C (36°F). Expect frosty nights with minimum temperatures plummeting to -19°C (-2°F), while daytime peaks can reach a pleasant 18°C (64°F). During this month, anticipate light precipitation totaling 12 mm (0.5 in) over approximately 2 days, accompanied by a notable average humidity of 79%.

December Temperature in Mesita

In December in Mesita, the average temperature is 2°C (36°F), with maximums reaching 18°C (64°F) and minimums dropping as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures during their visit.

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

The chart illustrates December temperature patterns in Mesita, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mesita, December typically has an average temperature of 2°C (36°F), with highs reaching up to 18°C (64°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec343948576676787670564536
Data source: Temperature data for Mesita 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 Mesita

In Mesita in December, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

December Precipitation Trends in Mesita

The chart displays monthly precipitation patterns in Mesita, 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 Mesita, December typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec18161815912311732261312
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mesita

In Mesita in December, humidity is 79%. With an average temperature of 2°C (36°F), this humidity feels like a damp chill that seeps into your bones, making traveling quite uncomfortable as the cold air clings to your skin and every breath feels heavy and frosty.

December Average Humidity in Mesita

This chart illustrates the average monthly humidity levels in Mesita, 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 Mesita is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%66%60%57%55%57%65%72%78%81%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mesita

In Mesita in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Mesita for better planning.

Maximum UV Index Levels in Mesita for December

The chart shows the monthly maximum UV Index (UVI) for Mesita 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 Mesita typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111213131211864
Data source: Mesita 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 Mesita Compares to Other Months

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

This table compares monthly weather conditions in Mesita, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)18 mm (0.7 inches)78%moderate
February Weather4°C (39°F)16 mm (0.6 inches)79%high
March Weather9°C (48°F)18 mm (0.7 inches)66%very high
April Weather14°C (57°F)14 mm (0.6 inches)60%extreme
May Weather19°C (66°F)9 mm (0.4 inches)57%extreme
June Weather24°C (76°F)12 mm (0.5 inches)55%extreme
July Weather25°C (78°F)31 mm (1.2 inches)56%extreme
August Weather25°C (76°F)17 mm (0.7 inches)65%extreme
September Weather21°C (70°F)31 mm (1.2 inches)72%extreme
October Weather13°C (56°F)26 mm (1.0 inches)78%very high
November Weather7°C (46°F)13 mm (0.5 inches)81%high
December Weather2°C (36°F)12 mm (0.5 inches)79%moderate

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