December Weather in Sao Joao dos Inhamuns, Brazil

Last updated: August 22, 2025

In December, the average temperature in Sao Joao dos Inhamuns, Brazil is a warm 28°C (83°F). Expect comfortable evenings with a minimum of 20°C (69°F), while daytime highs can reach up to 37°C (98°F). With an average humidity level of 67%, the weather feels pleasantly tropical. However, be prepared for occasional rain, as 52 mm (2.0 in) of precipitation is likely over 5 days.

December Temperature in Sao Joao dos Inhamuns

In December in Sao Joao dos Inhamuns, the average temperature is 28°C (83°F). Maximums can reach 37°C (98°F) and minimums can drop to as low as 20°C (69°F). It's an ideal time for travelers who enjoy warm weather and outdoor activities.

December Weather in Sao Joao dos Inhamuns: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sao Joao dos Inhamuns, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Joao dos Inhamuns, December typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (98°F) and lows dropping to around 20°C (69°F).

Data source: Temperature data for Sao Joao dos Inhamuns generated using information from the Copernicus Climate Change Service.

December Precipitation in Sao Joao dos Inhamuns

In Sao Joao dos Inhamuns in December, the precipitation amount is 52 mm (2.0 in) over a span of 5 days.

December Precipitation Trends in Sao Joao dos Inhamuns

The chart displays monthly precipitation patterns in Sao Joao dos Inhamuns, 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 Sao Joao dos Inhamuns, December typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 5 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 Sao Joao dos Inhamuns

In Sao Joao dos Inhamuns in December, humidity is 67%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky embrace that can make traveling feel quite draining. It's a climate that encourages you to take frequent breaks in the shade, stay hydrated, and perhaps seek out cool breezes to truly enjoy the journey.

December Average Humidity in Sao Joao dos Inhamuns

This chart illustrates the average monthly humidity levels in Sao Joao dos Inhamuns, 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 Sao Joao dos Inhamuns is approximately 67%, 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 Sao Joao dos Inhamuns

In Sao Joao dos Inhamuns 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 Sao Joao dos Inhamuns, you can check here.

Maximum UV Index Levels in Sao Joao dos Inhamuns for December

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

Data source: Sao Joao dos Inhamuns 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 Sao Joao dos Inhamuns Compares to Other Months

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

This table compares monthly weather conditions in Sao Joao dos Inhamuns, 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)	71 mm (2.8 inches)	90%	extreme
February Weather	26°C (79°F)	168 mm (6.6 inches)	91%	extreme
March Weather	26°C (78°F)	178 mm (7.0 inches)	93%	extreme
April Weather	25°C (78°F)	129 mm (5.1 inches)	92%	extreme
May Weather	26°C (78°F)	31 mm (1.2 inches)	87%	extreme
June Weather	26°C (79°F)	10 mm (0.4 inches)	77%	extreme
July Weather	26°C (79°F)	8 mm (0.3 inches)	66%	extreme
August Weather	27°C (81°F)	1 mm (0.0 inches)	58%	extreme
September Weather	28°C (83°F)	1 mm (0.0 inches)	51%	extreme
October Weather	29°C (84°F)	4 mm (0.2 inches)	45%	extreme
November Weather	29°C (84°F)	11 mm (0.4 inches)	41%	extreme
December Weather	28°C (83°F)	52 mm (2.0 inches)	67%	extreme