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December Weather in Las Plumas, Argentina

Last updated: August 22, 2025

In December, the average temperature in Las Plumas, Argentina is a pleasant 21°C (71°F), making it an ideal time to visit. Expect a minimum of 7°C (45°F) and a peak reaching up to 37°C (99°F), so be prepared for a range of conditions. With just 9 mm (0.4 in) of precipitation over 1 day, and an average humidity level of 48%, the weather is typically comfortable and inviting.

December Temperature in Las Plumas

In December in Las Plumas, the average temperature is 21°C (71°F). Maximum temperatures can reach 37°C (99°F), while the minimum can drop to as low as 7°C (45°F). This makes it a perfect time for travelers to enjoy a variety of outdoor activities while being prepared for temperature fluctuations.

December Weather in Las Plumas: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Las Plumas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Plumas, December typically has an average temperature of 21°C (71°F), with highs reaching up to 37°C (99°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec727166585144434853586570
Data source: Temperature data for Las Plumas 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 Las Plumas

In Las Plumas in December, the precipitation amount is 9 mm (0.4 in) over the course of 1 day.

December Precipitation Trends in Las Plumas

The chart displays monthly precipitation patterns in Las Plumas, 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 Las Plumas, December typically receives around 9 mm (0.4 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec45272613321215109109
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Las Plumas

In Las Plumas in December humidity is 48%. With an average temperature of 21°C (71°F), this humidity feels like a mild embrace, making it comfortable for exploring the sights and enjoying outdoor activities.

December Average Humidity in Las Plumas

This chart illustrates the average monthly humidity levels in Las Plumas, 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 Las Plumas is approximately 48%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%54%63%65%71%77%78%78%68%60%54%48%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Las Plumas

In Las Plumas in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Las Plumas.

Maximum UV Index Levels in Las Plumas for December

The chart shows the monthly maximum UV Index (UVI) for Las Plumas 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 Las Plumas typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1411953224791413
Data source: Las Plumas 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 Las Plumas Compares to Other Months

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

This table compares monthly weather conditions in Las Plumas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)4 mm (0.2 inches)51%extreme
February Weather22°C (72°F)5 mm (0.2 inches)54%extreme
March Weather19°C (66°F)27 mm (1.0 inches)62%very high
April Weather15°C (59°F)26 mm (1.0 inches)65%moderate
May Weather10°C (51°F)13 mm (0.5 inches)71%moderate
June Weather7°C (44°F)32 mm (1.2 inches)77%low
July Weather6°C (44°F)12 mm (0.5 inches)78%low
August Weather9°C (49°F)15 mm (0.6 inches)78%moderate
September Weather12°C (53°F)10 mm (0.4 inches)68%high
October Weather15°C (58°F)9 mm (0.4 inches)60%very high
November Weather18°C (65°F)10 mm (0.4 inches)54%extreme
December Weather21°C (71°F)9 mm (0.4 inches)48%extreme

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