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December Weather in Rio Bananal, Brazil

Last updated: August 22, 2025

In December, the average temperature in Rio Bananal, Brazil is a warm 25°C (78°F), making it a delightful time to explore. Expect temperatures to range from a cool 19°C (67°F) to a sweltering 34°C (94°F). However, prepare for some rain, as the area receives 237 mm (9.3 in) of precipitation spread over 19 days. With an average humidity of 66%, it’s advisable to stay hydrated while enjoying the local sights!

December Temperature in Rio Bananal

In December in Rio Bananal, the average temperature is 25°C (78°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 19°C (67°F). This pleasant climate makes it an ideal destination for travelers seeking a warm getaway.

December Weather in Rio Bananal: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rio Bananal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Bananal, December typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (94°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec807979777472707174777678
Data source: Temperature data for Rio Bananal 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 Rio Bananal

In Rio Bananal in December, the total precipitation amount is 237 mm (9.3 in) over the course of 19 days.

December Precipitation Trends in Rio Bananal

The chart displays monthly precipitation patterns in Rio Bananal, 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 Rio Bananal, December typically receives around 237 mm (9.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec104171106634522182836103192237
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rio Bananal

In Rio Bananal in December, humidity is 66%. With an average temperature of 25°C (78°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel more draining, yet still enjoyable for short adventures.

December Average Humidity in Rio Bananal

This chart illustrates the average monthly humidity levels in Rio Bananal, 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 Rio Bananal is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%83%87%87%83%82%80%77%71%63%62%66%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rio Bananal

In Rio Bananal 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 Rio Bananal.

Maximum UV Index Levels in Rio Bananal for December

The chart shows the monthly maximum UV Index (UVI) for Rio Bananal 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 Rio Bananal typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513129781012141515
Data source: Rio Bananal 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 Rio Bananal Compares to Other Months

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

This table compares monthly weather conditions in Rio Bananal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)104 mm (4.1 inches)75%extreme
February Weather26°C (80°F)171 mm (6.7 inches)83%extreme
March Weather26°C (79°F)106 mm (4.2 inches)87%extreme
April Weather25°C (77°F)63 mm (2.5 inches)87%extreme
May Weather23°C (74°F)45 mm (1.8 inches)83%very high
June Weather22°C (73°F)22 mm (0.9 inches)82%high
July Weather21°C (70°F)18 mm (0.7 inches)80%very high
August Weather22°C (71°F)28 mm (1.1 inches)77%very high
September Weather23°C (74°F)36 mm (1.4 inches)71%extreme
October Weather25°C (77°F)103 mm (4.0 inches)63%extreme
November Weather24°C (76°F)192 mm (7.6 inches)62%extreme
December Weather25°C (78°F)237 mm (9.3 inches)66%extreme

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