December Weather in Otacilio Costa, Brazil

Last updated: August 22, 2025

In Otacilio Costa, Brazil, the average temperature in December hovers around 20°C (69°F). Visitors can expect minimum temperatures of 9°C (48°F) and a warm maximum of 32°C (90°F). With 180 mm (7.1 in) of precipitation spread over 20 days, be prepared for occasional showers. The air is quite humid, boasting an average humidity of 88%, creating a lush and vibrant atmosphere.

December Temperature in Otacilio Costa

In December in Otacilio Costa, the average temperature is 20°C (69°F). Maximums can reach 32°C (90°F), while minimums can drop to as low as 9°C (48°F). This makes Otacilio Costa an ideal destination for travelers seeking pleasant weather and a range of outdoor activities.

December Weather in Otacilio Costa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Otacilio Costa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Otacilio Costa, December typically has an average temperature of 20°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 9°C (48°F).

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

December Precipitation in Otacilio Costa

In Otacilio Costa in December, the total precipitation amount is 180 mm (7.1 in) over the course of 20 days.

December Precipitation Trends in Otacilio Costa

The chart displays monthly precipitation patterns in Otacilio Costa, 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 Otacilio Costa, December typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 20 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 Otacilio Costa

In Otacilio Costa in December, humidity is 88%. With an average temperature of 20°C (69°F), this humidity feels like a warm blanket enveloping you, making travel feel both sticky and sluggish, as every step carries the weight of the thick, damp air.

December Average Humidity in Otacilio Costa

This chart illustrates the average monthly humidity levels in Otacilio Costa, 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 Otacilio Costa is approximately 88%, 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 Otacilio Costa

In Otacilio Costa in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Otacilio Costa.

Maximum UV Index Levels in Otacilio Costa for December

The chart shows the monthly maximum UV Index (UVI) for Otacilio Costa 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 Otacilio Costa typically reaches 15, which falls under the extreme exposure category.

Data source: Otacilio Costa 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 Otacilio Costa Compares to Other Months

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

This table compares monthly weather conditions in Otacilio Costa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (71°F)	202 mm (8.0 inches)	85%	extreme
February Weather	21°C (69°F)	155 mm (6.1 inches)	81%	extreme
March Weather	20°C (68°F)	146 mm (5.8 inches)	82%	extreme
April Weather	17°C (63°F)	86 mm (3.4 inches)	84%	very high
May Weather	14°C (58°F)	138 mm (5.4 inches)	86%	high
June Weather	13°C (56°F)	131 mm (5.2 inches)	84%	moderate
July Weather	12°C (54°F)	65 mm (2.6 inches)	77%	high
August Weather	13°C (56°F)	91 mm (3.6 inches)	70%	very high
September Weather	16°C (61°F)	128 mm (5.0 inches)	75%	extreme
October Weather	17°C (63°F)	165 mm (6.5 inches)	76%	extreme
November Weather	18°C (65°F)	169 mm (6.7 inches)	84%	extreme
December Weather	20°C (69°F)	180 mm (7.1 inches)	88%	extreme