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December Weather in Casimiro de Abreu, Brazil

Last updated: August 22, 2025

In Casimiro de Abreu, Brazil, the average temperature in December hovers around 24°C (75°F), with a minimum of 13°C (55°F) and a maximum of 33°C (91°F). During this time, expect 316 mm (12.4 in) of precipitation over approximately 25 days, contributing to a high average humidity of 81%. Be prepared for a warm and damp month!

December Temperature in Casimiro de Abreu

In December, in Casimiro de Abreu, the average temperature is 24°C (75°F), with maximums reaching up to 33°C (91°F) and minimums dropping to as low as 13°C (55°F). This makes it an ideal destination for travelers seeking pleasant weather and a comfortable climate.

December Weather in Casimiro de Abreu: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Casimiro de Abreu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Casimiro de Abreu, December typically has an average temperature of 24°C (75°F), with highs reaching up to 33°C (91°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec777676726968666671727275
Data source: Temperature data for Casimiro de Abreu 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 Casimiro de Abreu

In Casimiro de Abreu in December, the precipitation amount is 316 mm (12.4 in) spread over 25 days, indicating a relatively wet period.

December Precipitation Trends in Casimiro de Abreu

The chart displays monthly precipitation patterns in Casimiro de Abreu, 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 Casimiro de Abreu, December typically receives around 316 mm (12.4 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec1952932391147543276983161296316
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Casimiro de Abreu

In Casimiro de Abreu in December humidity is 81%. With an average temperature of 24°C (75°F), this humidity feels like a warm, thick blanket enveloping you, making traveling a bit sticky and sweaty, yet still inviting for those who enjoy the rich, tropical atmosphere.

December Average Humidity in Casimiro de Abreu

This chart illustrates the average monthly humidity levels in Casimiro de Abreu, 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 Casimiro de Abreu is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%82%80%78%77%75%76%74%79%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Casimiro de Abreu

In Casimiro de Abreu 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 Casimiro de Abreu.

Maximum UV Index Levels in Casimiro de Abreu for December

The chart shows the monthly maximum UV Index (UVI) for Casimiro de Abreu 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 Casimiro de Abreu typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151311867912131416
Data source: Casimiro de Abreu 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 Casimiro de Abreu Compares to Other Months

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

This table compares monthly weather conditions in Casimiro de Abreu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)195 mm (7.7 inches)85%extreme
February Weather24°C (76°F)293 mm (11.5 inches)86%extreme
March Weather24°C (76°F)239 mm (9.4 inches)84%extreme
April Weather22°C (73°F)114 mm (4.5 inches)82%extreme
May Weather20°C (69°F)75 mm (2.9 inches)80%very high
June Weather20°C (68°F)43 mm (1.7 inches)78%high
July Weather19°C (66°F)27 mm (1.1 inches)77%high
August Weather19°C (67°F)69 mm (2.7 inches)75%very high
September Weather21°C (71°F)83 mm (3.3 inches)75%extreme
October Weather22°C (72°F)161 mm (6.3 inches)74%extreme
November Weather22°C (72°F)296 mm (11.7 inches)79%extreme
December Weather24°C (75°F)316 mm (12.4 inches)81%extreme

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