nomadseason

December Weather in La Plata, United States

Last updated: June 24, 2025

In La Plata, United States, the average temperature in December hovers around -2°C (29°F). Expect sharp variations, with minimums plummeting to -21°C (-6°F) and maximums peaking at 15°C (59°F). Be prepared for 36 mm (1.4 in) of precipitation spread across 6 days, and an average humidity of 85% that adds to the chilly atmosphere.

December Temperature in La Plata

In December in La Plata, the average temperature is -2°C (29°F), with a maximum of 15°C (59°F) and a minimum that can drop to -21°C (-6°F). It's advisable to pack warm clothing if you're planning to visit during this time.

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

The chart illustrates December temperature patterns in La Plata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Plata, December typically has an average temperature of -2°C (29°F), with highs reaching up to 15°C (59°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec273141526172777566524128
Data source: Temperature data for La Plata generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in La Plata

In La Plata in December, the total precipitation amount is 36 mm (1.4 in), which falls over the course of 6 days.

December Precipitation Trends in La Plata

The chart displays monthly precipitation patterns in La Plata, 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 Plata, December typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec36414816259261128262236
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in La Plata

In La Plata in December, humidity is 85%. With an average temperature of -2°C (29°F), this humidity feels like a chilling, damp blanket that clings to your skin, making travel uncomfortable and often prompting an urgent search for warmth and shelter.

December Average Humidity in La Plata

This chart illustrates the average monthly humidity levels in La Plata, 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 Plata is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%76%69%53%40%36%44%59%74%83%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in La Plata

In La Plata 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 La Plata for better planning.

Maximum UV Index Levels in La Plata for December

The chart shows the monthly maximum UV Index (UVI) for La Plata 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 Plata typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111213121110864
Data source: La Plata 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 Plata Compares to Other Months

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

This table compares monthly weather conditions in La Plata, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)36 mm (1.4 inches)85%moderate
February Weather0°C (32°F)41 mm (1.6 inches)86%high
March Weather5°C (41°F)48 mm (1.9 inches)76%very high
April Weather11°C (52°F)16 mm (0.6 inches)69%extreme
May Weather16°C (61°F)25 mm (1.0 inches)53%extreme
June Weather22°C (73°F)9 mm (0.4 inches)40%extreme
July Weather25°C (77°F)26 mm (1.0 inches)36%extreme
August Weather24°C (75°F)11 mm (0.4 inches)44%extreme
September Weather19°C (67°F)28 mm (1.1 inches)59%very high
October Weather11°C (52°F)26 mm (1.0 inches)74%very high
November Weather5°C (41°F)22 mm (0.9 inches)83%high
December Weather-2°C (29°F)36 mm (1.4 inches)85%moderate

Compare La Plata's Climate with Cities Worldwide