December Weather in Bacabal, Brazil

Last updated: August 22, 2025

The average temperature in Bacabal, Brazil during December is a warm 28°C (83°F). Expect a minimum of 22°C (73°F) and a maximum that can soar up to 39°C (103°F). With an average humidity of 76%, the weather can feel quite tropical. Be prepared for some rain, as 118 mm (4.7 in) of precipitation is likely over 17 days throughout the month.

December Temperature in Bacabal

In December in Bacabal, the average temperature is 28°C (83°F). Maximum temperatures can reach up to 39°C (103°F), while the minimum can drop to as low as 22°C (73°F). This warm climate makes Bacabal an ideal destination for travelers seeking sun and outdoor activities during this month.

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

The chart illustrates December temperature patterns in Bacabal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bacabal, December typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (103°F) and lows dropping to around 22°C (73°F).

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

December Precipitation in Bacabal

In Bacabal in December, the total precipitation amount reaches 118 mm (4.7 in) over the course of 17 days.

December Precipitation Trends in Bacabal

The chart displays monthly precipitation patterns in Bacabal, 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 Bacabal, December typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 17 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Bacabal

In Bacabal in December, humidity is 76%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky embrace, making outdoor activities challenging and requiring travelers to stay hydrated and take frequent breaks in the shade.

December Average Humidity in Bacabal

This chart illustrates the average monthly humidity levels in Bacabal, 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 Bacabal 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 Bacabal

In Bacabal in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bacabal.

Maximum UV Index Levels in Bacabal for December

The chart shows the monthly maximum UV Index (UVI) for Bacabal 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 Bacabal typically reaches 13, which falls under the extreme exposure category.

Data source: Bacabal 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 Bacabal Compares to Other Months

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

This table compares monthly weather conditions in Bacabal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	236 mm (9.3 inches)	90%	extreme
February Weather	27°C (81°F)	302 mm (11.9 inches)	91%	extreme
March Weather	27°C (80°F)	341 mm (13.4 inches)	92%	extreme
April Weather	27°C (81°F)	264 mm (10.4 inches)	93%	extreme
May Weather	27°C (81°F)	117 mm (4.6 inches)	88%	extreme
June Weather	27°C (82°F)	24 mm (1.0 inches)	75%	extreme
July Weather	27°C (82°F)	16 mm (0.6 inches)	52%	extreme
August Weather	28°C (83°F)	6 mm (0.2 inches)	42%	extreme
September Weather	30°C (85°F)	7 mm (0.3 inches)	36%	extreme
October Weather	30°C (86°F)	24 mm (0.9 inches)	35%	extreme
November Weather	29°C (85°F)	73 mm (2.9 inches)	43%	extreme
December Weather	28°C (83°F)	118 mm (4.7 inches)	76%	extreme