December Weather in Iaciara, Brazil

Last updated: August 22, 2025

In Iaciara, Brazil, the average temperature in December hovers around 26°C (79°F), with a minimum of 19°C (66°F) and a maximum of 36°C (97°F). Expect precipitation of approximately 164 mm (6.4 in) spread over 18 days, contributing to an average humidity level of 54%.

December Temperature in Iaciara

In December in Iaciara, the average temperature is 26°C (79°F). Maximum temperatures can reach 36°C (97°F), while minimum temperatures can drop to as low as 19°C (66°F). This mild climate makes Iaciara an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Iaciara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iaciara, December typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (97°F) and lows dropping to around 19°C (66°F).

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

December Precipitation in Iaciara

In Iaciara in December, the precipitation amount is 164 mm (6.4 in) over the course of 18 days.

December Precipitation Trends in Iaciara

The chart displays monthly precipitation patterns in Iaciara, 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 Iaciara, December typically receives around 164 mm (6.4 inches) of precipitation spread over approximately 18 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 Iaciara

In Iaciara in December humidity is 54%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, providing a pleasant atmosphere for traveling, making afternoons perfect for exploring vibrant streets and enjoying outdoor cafés.

December Average Humidity in Iaciara

This chart illustrates the average monthly humidity levels in Iaciara, 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 Iaciara is approximately 54%, 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 Iaciara

In Iaciara 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 Iaciara.

Maximum UV Index Levels in Iaciara for December

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

Data source: Iaciara 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 Iaciara Compares to Other Months

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

This table compares monthly weather conditions in Iaciara, 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)	82 mm (3.2 inches)	83%	extreme
February Weather	25°C (78°F)	207 mm (8.2 inches)	88%	extreme
March Weather	26°C (79°F)	164 mm (6.4 inches)	90%	extreme
April Weather	26°C (79°F)	93 mm (3.7 inches)	80%	extreme
May Weather	25°C (77°F)	7 mm (0.3 inches)	62%	extreme
June Weather	24°C (76°F)	0 mm (0.0 inches)	54%	very high
July Weather	23°C (75°F)	0 mm (0.0 inches)	50%	very high
August Weather	26°C (79°F)	5 mm (0.2 inches)	45%	extreme
September Weather	28°C (83°F)	1 mm (0.0 inches)	38%	extreme
October Weather	29°C (85°F)	66 mm (2.6 inches)	29%	extreme
November Weather	26°C (79°F)	187 mm (7.3 inches)	39%	extreme
December Weather	26°C (79°F)	164 mm (6.4 inches)	54%	extreme