December Weather in Caxias, Brazil

Last updated: August 22, 2025

In Caxias, Brazil, the average temperature in December reaches a warm 28°C (83°F), with a minimum of 22°C (72°F) and a maximum soaring to 40°C (103°F). Be prepared for 110 mm (4.3 in) of precipitation over about 14 days, and expect average humidity levels around 76%.

December Temperature in Caxias

In December in Caxias, the average temperature is 28°C (83°F). Maximums can reach 40°C (103°F), while minimums can be as low as 22°C (72°F). This warm climate makes Caxias an ideal destination for those looking to enjoy sunny weather and outdoor adventures.

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

The chart illustrates December temperature patterns in Caxias, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caxias, December typically has an average temperature of 28°C (83°F), with highs reaching up to 40°C (103°F) and lows dropping to around 22°C (72°F).

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

December Precipitation in Caxias

In Caxias in December, the total precipitation amount is 110 mm (4.3 in) spread over 14 days.

December Precipitation Trends in Caxias

The chart displays monthly precipitation patterns in Caxias, 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 Caxias, December typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 14 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 Caxias

In Caxias 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 Caxias

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

In Caxias 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 Caxias.

Maximum UV Index Levels in Caxias for December

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

Data source: Caxias 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 Caxias Compares to Other Months

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

This table compares monthly weather conditions in Caxias, 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)	209 mm (8.2 inches)	90%	extreme
February Weather	27°C (80°F)	301 mm (11.9 inches)	91%	extreme
March Weather	26°C (80°F)	360 mm (14.2 inches)	92%	extreme
April Weather	27°C (80°F)	295 mm (11.6 inches)	93%	extreme
May Weather	27°C (81°F)	86 mm (3.4 inches)	88%	extreme
June Weather	28°C (82°F)	16 mm (0.6 inches)	75%	extreme
July Weather	28°C (82°F)	12 mm (0.5 inches)	52%	extreme
August Weather	29°C (84°F)	5 mm (0.2 inches)	42%	extreme
September Weather	30°C (86°F)	4 mm (0.1 inches)	36%	extreme
October Weather	30°C (87°F)	14 mm (0.5 inches)	35%	extreme
November Weather	29°C (85°F)	67 mm (2.6 inches)	43%	extreme
December Weather	28°C (83°F)	110 mm (4.3 inches)	76%	extreme