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December Weather in Ouro Branco, Brazil

Last updated: August 22, 2025

In Ouro Branco, Brazil, the average temperature in December hovers around 21°C (70°F), providing a pleasant climate for outdoor activities. Expect a minimum of 12°C (55°F) and a maximum of 30°C (86°F), making it essential to prepare for a range of weather conditions. With 257 mm (10.1 in) of precipitation spread over 23 days, you might encounter frequent showers, so don't forget your umbrella! The average humidity sits at around 68%, creating a warm and somewhat sticky atmosphere. Perfect for those who enjoy a tropical vibe!

December Temperature in Ouro Branco

In December in Ouro Branco, the average temperature is 21°C (70°F). Maximums can reach 30°C (86°F) and minimums can be as low as 12°C (55°F). This mild climate makes Ouro Branco an ideal destination for travelers looking to explore comfortably.

December Weather in Ouro Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ouro Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ouro Branco, December typically has an average temperature of 21°C (70°F), with highs reaching up to 30°C (86°F) and lows dropping to around 12°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec717070676362606267696870
Data source: Temperature data for Ouro Branco generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Ouro Branco

In Ouro Branco in December, the precipitation amount is 257 mm (10.1 in) spread over 23 days, indicating a significant level of rainfall during that time.

December Precipitation Trends in Ouro Branco

The chart displays monthly precipitation patterns in Ouro Branco, 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 Ouro Branco, December typically receives around 257 mm (10.1 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec17324416668491352953181233257
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ouro Branco

In Ouro Branco in December humidity is 68%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making the air feel slightly heavy and sticky, which can be quite exhausting for travelers.

December Average Humidity in Ouro Branco

This chart illustrates the average monthly humidity levels in Ouro Branco, 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 Ouro Branco is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%88%86%82%82%77%72%63%48%61%68%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ouro Branco

In Ouro Branco 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 Ouro Branco.

Maximum UV Index Levels in Ouro Branco for December

The chart shows the monthly maximum UV Index (UVI) for Ouro Branco 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 Ouro Branco typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171514129781112141416
Data source: Ouro Branco 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 Ouro Branco Compares to Other Months

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

This table compares monthly weather conditions in Ouro Branco, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)173 mm (6.8 inches)83%extreme
February Weather21°C (71°F)244 mm (9.6 inches)85%extreme
March Weather21°C (70°F)166 mm (6.5 inches)87%extreme
April Weather20°C (67°F)67 mm (2.7 inches)86%extreme
May Weather17°C (63°F)49 mm (1.9 inches)82%very high
June Weather17°C (62°F)13 mm (0.5 inches)82%high
July Weather16°C (60°F)5 mm (0.2 inches)77%very high
August Weather17°C (62°F)29 mm (1.1 inches)72%extreme
September Weather20°C (68°F)53 mm (2.1 inches)63%extreme
October Weather20°C (69°F)181 mm (7.1 inches)48%extreme
November Weather20°C (68°F)233 mm (9.2 inches)61%extreme
December Weather21°C (70°F)257 mm (10.1 inches)68%extreme

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