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December Weather in Baltasar Brum, Uruguay

Last updated: August 28, 2025

In December, the average temperature in Baltasar Brum, Uruguay hovers around 24°C (76°F), making it a pleasant time to visit. However, be prepared for a temperature swing with minimums dipping to 8°C (46°F) and maximums soaring to 38°C (100°F). Rainfall is moderate, with an average precipitation of 82 mm (3.2 in) spread over 6 days. Additionally, expect a cozy atmosphere with average humidity levels at 73%.

December Temperature in Baltasar Brum

In December in Baltasar Brum, the average temperature is 24°C (76°F). Maximums can reach 38°C (100°F) and minimums can drop to as low as 8°C (46°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

December Weather in Baltasar Brum: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Baltasar Brum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baltasar Brum, December typically has an average temperature of 24°C (76°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec787673686056555862667276
Data source: Temperature data for Baltasar Brum 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 Baltasar Brum

In Baltasar Brum in December, the precipitation amount is 82 mm (3.2 in) over the course of 6 days.

December Precipitation Trends in Baltasar Brum

The chart displays monthly precipitation patterns in Baltasar Brum, 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 Baltasar Brum, December typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec13611111010314497731161411388282
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Baltasar Brum

In Baltasar Brum in December humidity is 73%. With an average temperature of 24°C (76°F), this humidity feels like a warm and sticky embrace, making travel slightly uncomfortable as the air thickens around you, prompting you to seek shade and stay hydrated.

December Average Humidity in Baltasar Brum

This chart illustrates the average monthly humidity levels in Baltasar Brum, 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 Baltasar Brum is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%58%68%79%79%78%70%55%62%64%64%73%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Baltasar Brum

In Baltasar Brum 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 Baltasar Brum, you can check here.

Maximum UV Index Levels in Baltasar Brum for December

The chart shows the monthly maximum UV Index (UVI) for Baltasar Brum 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 Baltasar Brum typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151312964579121414
Data source: Baltasar Brum 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 Baltasar Brum Compares to Other Months

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

This table compares monthly weather conditions in Baltasar Brum, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)136 mm (5.3 inches)63%extreme
February Weather25°C (76°F)111 mm (4.4 inches)58%extreme
March Weather23°C (73°F)109 mm (4.3 inches)68%extreme
April Weather20°C (68°F)103 mm (4.1 inches)78%very high
May Weather16°C (60°F)144 mm (5.7 inches)79%high
June Weather14°C (57°F)97 mm (3.8 inches)78%moderate
July Weather13°C (55°F)73 mm (2.9 inches)70%moderate
August Weather14°C (58°F)116 mm (4.6 inches)55%high
September Weather17°C (62°F)141 mm (5.5 inches)62%very high
October Weather19°C (67°F)138 mm (5.4 inches)64%extreme
November Weather22°C (72°F)81 mm (3.2 inches)64%extreme
December Weather24°C (76°F)82 mm (3.2 inches)73%extreme

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