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December Weather in Lomas de Vallejos, Argentina

Last updated: August 22, 2025

In December, the average temperature in Lomas de Vallejos, Argentina hovers around 27°C (80°F), with minimums dipping to 13°C (56°F) and maximums soaring up to 40°C (104°F). Expect an average precipitation of 94 mm (3.7 in) spread across 6 days, complemented by a notably high humidity level of 82%.

December Temperature in Lomas de Vallejos

In December in Lomas de Vallejos, the average temperature is 27°C (80°F). Maximums can reach 40°C (104°F), while minimums can drop as low as 13°C (56°F). This diverse range of temperatures means visitors should prepare for both warm days and cooler evenings, making it an ideal time to explore outdoor activities and enjoy the local attractions.

December Weather in Lomas de Vallejos: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lomas de Vallejos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lomas de Vallejos, December typically has an average temperature of 27°C (80°F), with highs reaching up to 40°C (104°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec828177726562606468737780
Data source: Temperature data for Lomas de Vallejos 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 Lomas de Vallejos

In Lomas de Vallejos in December, the precipitation amount is 94 mm (3.7 in) over the course of 6 days.

December Precipitation Trends in Lomas de Vallejos

The chart displays monthly precipitation patterns in Lomas de Vallejos, 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 Lomas de Vallejos, December typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec136771321371346945468912215394
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lomas de Vallejos

In Lomas de Vallejos in December, humidity is 82%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, often leaving travelers longing for shade and a refreshing drink.

December Average Humidity in Lomas de Vallejos

This chart illustrates the average monthly humidity levels in Lomas de Vallejos, 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 Lomas de Vallejos is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%70%73%83%85%73%63%44%50%53%66%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lomas de Vallejos

In Lomas de Vallejos in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Lomas de Vallejos, you can check here.

Maximum UV Index Levels in Lomas de Vallejos for December

The chart shows the monthly maximum UV Index (UVI) for Lomas de Vallejos 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 Lomas de Vallejos typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141310656710131414
Data source: Lomas de Vallejos 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 Lomas de Vallejos Compares to Other Months

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

This table compares monthly weather conditions in Lomas de Vallejos, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)136 mm (5.4 inches)76%extreme
February Weather27°C (81°F)77 mm (3.0 inches)70%extreme
March Weather25°C (77°F)132 mm (5.2 inches)73%extreme
April Weather22°C (72°F)137 mm (5.4 inches)83%very high
May Weather18°C (65°F)134 mm (5.3 inches)85%high
June Weather16°C (62°F)69 mm (2.7 inches)73%moderate
July Weather16°C (60°F)45 mm (1.8 inches)63%high
August Weather18°C (64°F)46 mm (1.8 inches)44%high
September Weather20°C (69°F)89 mm (3.5 inches)50%very high
October Weather23°C (73°F)122 mm (4.8 inches)53%extreme
November Weather25°C (77°F)153 mm (6.0 inches)66%extreme
December Weather27°C (80°F)94 mm (3.7 inches)82%extreme

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