December Weather in Barroso, Brazil

Last updated: August 22, 2025

The average temperature in Barroso, Brazil during December is a pleasant 21°C (70°F). Expect minimum temperatures around 13°C (55°F) and a warm maximum of 31°C (88°F). With an average precipitation amount of 242 mm (9.5 in) spread over 22 days, you can anticipate a moderately wet month, while the average humidity hovers around 68%, adding to the tropical feel.

December Temperature in Barroso

In December in Barroso, the average temperature is 21°C (70°F), with maximums reaching 31°C (88°F) and minimums dropping to as low as 13°C (55°F). This pleasant weather makes Barroso an ideal destination for travelers seeking comfortable conditions and enjoyable outdoor activities.

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

The chart illustrates December temperature patterns in Barroso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barroso, December typically has an average temperature of 21°C (70°F), with highs reaching up to 31°C (88°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec727171686363616268696870
Data source: Temperature data for Barroso 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 Barroso

In Barroso in December, the precipitation amount is 242 mm (9.5 in) spread over 22 days.

December Precipitation Trends in Barroso

The chart displays monthly precipitation patterns in Barroso, 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 Barroso, December typically receives around 242 mm (9.5 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec13520013050301662642124189242
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Barroso

In Barroso in December humidity is 68%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making the air feel slightly heavy and sticky, which can be quite exhausting for travelers.

December Average Humidity in Barroso

This chart illustrates the average monthly humidity levels in Barroso, 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 Barroso is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%88%86%82%82%77%72%63%48%61%68%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Barroso

In Barroso in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Barroso.

Maximum UV Index Levels in Barroso for December

The chart shows the monthly maximum UV Index (UVI) for Barroso 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 Barroso typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171614129781012141416
Data source: Barroso 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 Barroso Compares to Other Months

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

This table compares monthly weather conditions in Barroso, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)135 mm (5.3 inches)83%extreme
February Weather21°C (71°F)200 mm (7.9 inches)85%extreme
March Weather21°C (71°F)130 mm (5.1 inches)87%extreme
April Weather20°C (68°F)50 mm (2.0 inches)86%extreme
May Weather17°C (64°F)30 mm (1.2 inches)82%very high
June Weather17°C (63°F)15 mm (0.6 inches)82%high
July Weather16°C (61°F)6 mm (0.2 inches)77%very high
August Weather17°C (62°F)26 mm (1.0 inches)72%very high
September Weather20°C (68°F)42 mm (1.7 inches)63%extreme
October Weather20°C (69°F)124 mm (4.9 inches)48%extreme
November Weather20°C (68°F)189 mm (7.5 inches)61%extreme
December Weather21°C (70°F)242 mm (9.5 inches)68%extreme

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