December Weather in Barra do Garcas, Brazil

Last updated: August 22, 2025

In December, the average temperature in Barra do Garcas, Brazil hovers around 26°C (79°F). While you can expect a minimum of 20°C (68°F), temperatures can soar to a maximum of 37°C (99°F). Be prepared for 268 mm (10.5 in) of rainfall over 23 days, contributing to an average humidity level of 84%.

December Temperature in Barra do Garcas

In December in Barra do Garcas, the average temperature is 26°C (79°F). The maximum can reach 37°C (99°F), while the minimum can drop to as low as 20°C (68°F). This makes it a perfect time for travelers seeking warm weather and outdoor activities.

December Weather in Barra do Garcas: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Barra do Garcas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barra do Garcas, December typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 20°C (68°F).

Data source: Temperature data for Barra do Garcas generated using information from the Copernicus Climate Change Service.

December Precipitation in Barra do Garcas

In Barra do Garcas in December, the precipitation amount is 268 mm (10.5 in) over the course of 23 days.

December Precipitation Trends in Barra do Garcas

The chart displays monthly precipitation patterns in Barra do Garcas, 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 Barra do Garcas, December typically receives around 268 mm (10.5 inches) of precipitation spread over approximately 23 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Barra do Garcas

In Barra do Garcas in December, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.

December Average Humidity in Barra do Garcas

This chart illustrates the average monthly humidity levels in Barra do Garcas, 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 Barra do Garcas is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Barra do Garcas

In Barra do Garcas 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 Barra do Garcas.

Maximum UV Index Levels in Barra do Garcas for December

The chart shows the monthly maximum UV Index (UVI) for Barra do Garcas 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 Barra do Garcas typically reaches 16, which falls under the extreme exposure category.

Data source: Barra do Garcas 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 Barra do Garcas Compares to Other Months

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

This table compares monthly weather conditions in Barra do Garcas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	172 mm (6.8 inches)	87%	extreme
February Weather	26°C (79°F)	213 mm (8.4 inches)	89%	extreme
March Weather	26°C (79°F)	167 mm (6.6 inches)	89%	extreme
April Weather	26°C (80°F)	58 mm (2.3 inches)	83%	extreme
May Weather	25°C (77°F)	12 mm (0.5 inches)	68%	very high
June Weather	25°C (76°F)	0 mm (0.0 inches)	60%	very high
July Weather	24°C (75°F)	0 mm (0.0 inches)	53%	very high
August Weather	27°C (80°F)	1 mm (0.0 inches)	43%	extreme
September Weather	29°C (85°F)	6 mm (0.2 inches)	33%	extreme
October Weather	29°C (84°F)	70 mm (2.7 inches)	28%	extreme
November Weather	27°C (80°F)	180 mm (7.1 inches)	61%	extreme
December Weather	26°C (79°F)	268 mm (10.5 inches)	84%	extreme