December Weather in Balsas, Brazil

Last updated: August 22, 2025

In Balsas, Brazil during December, expect an average temperature of 27°C (81°F), with minimums dropping to 21°C (70°F) and highs reaching up to 36°C (98°F). You'll encounter 131 mm (5.2 in) of precipitation over approximately 18 days, coupled with an average humidity of 76%. Prepare for a warm and humid month with occasional rain!

December Temperature in Balsas

In December in Balsas, the average temperature is 27°C (81°F). Maximum temperatures can reach 36°C (98°F), while minimums can drop as low as 21°C (70°F). This warm climate makes Balsas an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates December temperature patterns in Balsas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Balsas, December typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (98°F) and lows dropping to around 21°C (70°F).

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

December Precipitation in Balsas

In Balsas in December, the precipitation amount is 131 mm (5.2 in) over the course of 18 days.

December Precipitation Trends in Balsas

The chart displays monthly precipitation patterns in Balsas, 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 Balsas, December typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 18 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 Balsas

In Balsas in December, humidity is 76%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel stifling and sweat-inducing, which can be challenging for traveling.

December Average Humidity in Balsas

This chart illustrates the average monthly humidity levels in Balsas, 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 Balsas is approximately 76%, 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 Balsas

In Balsas 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 Balsas, you can check here.

Maximum UV Index Levels in Balsas for December

The chart shows the monthly maximum UV Index (UVI) for Balsas 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 Balsas typically reaches 14, which falls under the extreme exposure category.

Data source: Balsas 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 Balsas Compares to Other Months

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

This table compares monthly weather conditions in Balsas, 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)	133 mm (5.2 inches)	90%	extreme
February Weather	26°C (80°F)	204 mm (8.0 inches)	91%	extreme
March Weather	26°C (80°F)	193 mm (7.6 inches)	93%	extreme
April Weather	27°C (81°F)	147 mm (5.8 inches)	92%	extreme
May Weather	27°C (82°F)	21 mm (0.8 inches)	86%	extreme
June Weather	27°C (81°F)	1 mm (0.0 inches)	76%	extreme
July Weather	27°C (81°F)	3 mm (0.1 inches)	61%	extreme
August Weather	28°C (83°F)	1 mm (0.0 inches)	50%	extreme
September Weather	30°C (86°F)	1 mm (0.1 inches)	41%	extreme
October Weather	29°C (85°F)	42 mm (1.7 inches)	37%	extreme
November Weather	27°C (82°F)	114 mm (4.5 inches)	48%	extreme
December Weather	27°C (81°F)	131 mm (5.2 inches)	76%	extreme