December Weather in Itaguai, Brazil

Last updated: August 22, 2025

In December, the average temperature in Itaguai, Brazil hovers around 25°C (77°F), with minimums dipping to 17°C (62°F) and maximums soaring up to 35°C (95°F). Expect precipitation totaling 208 mm (8.2 in) spread across 21 days, coupled with an average humidity of 75%—perfect for those who enjoy a lush, tropical ambiance!

December Temperature in Itaguai

In December in Itaguai, the average temperature is 25°C (77°F), with maximums reaching 35°C (95°F) and minimums dipping as low as 17°C (62°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates December temperature patterns in Itaguai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Itaguai, December typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (95°F) and lows dropping to around 17°C (62°F).

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

December Precipitation in Itaguai

In Itaguai in December, the precipitation amount is 208 mm (8.2 in) over a span of 21 days.

December Precipitation Trends in Itaguai

The chart displays monthly precipitation patterns in Itaguai, 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 Itaguai, December typically receives around 208 mm (8.2 inches) of precipitation spread over approximately 21 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 Itaguai

In Itaguai in December humidity is 75%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket, enveloping you and making travel somewhat taxing, as every step can feel heavier and the air thicker, often leading to a desire for shade and cool breezes.

December Average Humidity in Itaguai

This chart illustrates the average monthly humidity levels in Itaguai, 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 Itaguai is approximately 75%, 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 Itaguai

In Itaguai 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 Itaguai.

Maximum UV Index Levels in Itaguai for December

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

Data source: Itaguai 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 Itaguai Compares to Other Months

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

This table compares monthly weather conditions in Itaguai, 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 (80°F)	202 mm (7.9 inches)	85%	extreme
February Weather	26°C (78°F)	230 mm (9.0 inches)	85%	extreme
March Weather	26°C (78°F)	195 mm (7.7 inches)	86%	extreme
April Weather	24°C (75°F)	89 mm (3.5 inches)	83%	very high
May Weather	21°C (71°F)	75 mm (3.0 inches)	81%	high
June Weather	21°C (70°F)	38 mm (1.5 inches)	80%	high
July Weather	20°C (68°F)	32 mm (1.3 inches)	76%	high
August Weather	20°C (68°F)	62 mm (2.4 inches)	73%	very high
September Weather	23°C (73°F)	63 mm (2.5 inches)	68%	extreme
October Weather	23°C (74°F)	121 mm (4.8 inches)	61%	extreme
November Weather	23°C (74°F)	191 mm (7.5 inches)	72%	extreme
December Weather	25°C (77°F)	208 mm (8.2 inches)	75%	extreme