December Weather in Catu, Brazil

Last updated: August 22, 2025

In December, the average temperature in Catu, Brazil is a delightful 26°C (80°F). Expect a minimum of 20°C (68°F) and a maximum of 36°C (97°F), making it perfect for various activities. However, be prepared for approximately 60 mm (2.3 in) of precipitation spread over 11 days, accompanied by an average humidity level of 70%.

December Temperature in Catu

In December in Catu, the average temperature is 26°C (80°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 20°C (68°F). It's a great time to explore Catu if you enjoy warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Catu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Catu, December typically has an average temperature of 26°C (80°F), with highs reaching up to 36°C (97°F) and lows dropping to around 20°C (68°F).

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

December Precipitation in Catu

In Catu in December, the precipitation amount is 60 mm (2.3 in) spread over a total of 11 days.

December Precipitation Trends in Catu

The chart displays monthly precipitation patterns in Catu, 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 Catu, December typically receives around 60 mm (2.3 inches) of precipitation spread over approximately 11 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 Catu

In Catu in December, humidity is 70%. With an average temperature of 26°C (80°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel laborious and prompting frequent breaks in shaded spots or air-conditioned spaces to stay comfortable.

December Average Humidity in Catu

This chart illustrates the average monthly humidity levels in Catu, 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 Catu is approximately 70%, 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 Catu

In Catu 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 Catu, you can check here.

Maximum UV Index Levels in Catu for December

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

Data source: Catu 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 Catu Compares to Other Months

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

This table compares monthly weather conditions in Catu, 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)	35 mm (1.4 inches)	76%	extreme
February Weather	27°C (82°F)	38 mm (1.5 inches)	81%	extreme
March Weather	27°C (81°F)	81 mm (3.2 inches)	86%	extreme
April Weather	26°C (79°F)	107 mm (4.2 inches)	87%	extreme
May Weather	24°C (76°F)	108 mm (4.3 inches)	86%	extreme
June Weather	23°C (74°F)	93 mm (3.7 inches)	84%	very high
July Weather	22°C (73°F)	77 mm (3.0 inches)	80%	very high
August Weather	23°C (73°F)	56 mm (2.2 inches)	77%	extreme
September Weather	24°C (75°F)	46 mm (1.8 inches)	75%	extreme
October Weather	26°C (78°F)	33 mm (1.3 inches)	72%	extreme
November Weather	26°C (79°F)	73 mm (2.9 inches)	71%	extreme
December Weather	26°C (80°F)	60 mm (2.3 inches)	70%	extreme