December Weather in Cassilandia, Brazil

Last updated: August 22, 2025

In December, the average temperature in Cassilandia, Brazil is a pleasant 25°C (78°F). Expect a range from a comfortable 17°C (62°F) to a warm 35°C (96°F). Be prepared for some rainfall, as 204 mm (8.0 in) of precipitation is likely over 20 days. With an average humidity of 84%, the air will feel quite sultry, making hydration essential during your stay!

December Temperature in Cassilandia

In December in Cassilandia, the average temperature is 25°C (78°F). Maximums can reach 35°C (96°F) and minimums can be as low as 17°C (62°F). This pleasant weather makes Cassilandia an ideal destination for travelers looking to enjoy outdoor activities and explore the local sights.

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

The chart illustrates December temperature patterns in Cassilandia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cassilandia, December typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (96°F) and lows dropping to around 17°C (62°F).

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

December Precipitation in Cassilandia

In Cassilandia in December, the precipitation amount is 204 mm (8.0 in) over the course of 20 days.

December Precipitation Trends in Cassilandia

The chart displays monthly precipitation patterns in Cassilandia, 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 Cassilandia, December typically receives around 204 mm (8.0 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 Cassilandia

In Cassilandia in December, humidity is 84%. With an average temperature of 25°C (78°F), this humidity feels like a warm, muggy embrace that can be quite stifling for traveling, making you crave cool breezes and plenty of hydration as you explore.

December Average Humidity in Cassilandia

This chart illustrates the average monthly humidity levels in Cassilandia, 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 Cassilandia is approximately 84%, 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 Cassilandia

In Cassilandia in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Cassilandia.

Maximum UV Index Levels in Cassilandia for December

The chart shows the monthly maximum UV Index (UVI) for Cassilandia 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 Cassilandia typically reaches 16, which falls under the extreme exposure category.

Data source: Cassilandia 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 Cassilandia Compares to Other Months

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

This table compares monthly weather conditions in Cassilandia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	188 mm (7.4 inches)	86%	extreme
February Weather	25°C (78°F)	205 mm (8.1 inches)	87%	extreme
March Weather	25°C (78°F)	142 mm (5.6 inches)	87%	extreme
April Weather	24°C (76°F)	66 mm (2.6 inches)	81%	extreme
May Weather	22°C (72°F)	33 mm (1.3 inches)	71%	very high
June Weather	22°C (71°F)	5 mm (0.2 inches)	63%	very high
July Weather	21°C (69°F)	2 mm (0.1 inches)	57%	very high
August Weather	23°C (73°F)	15 mm (0.6 inches)	47%	extreme
September Weather	27°C (80°F)	24 mm (0.9 inches)	39%	extreme
October Weather	26°C (79°F)	125 mm (4.9 inches)	34%	extreme
November Weather	25°C (78°F)	192 mm (7.6 inches)	64%	extreme
December Weather	25°C (78°F)	204 mm (8.0 inches)	84%	extreme