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December Weather in Aracatuba, Brazil

Last updated: August 22, 2025

In December, the average temperature in Aracatuba, Brazil is a warm 26°C (80°F). Expect a comfortable minimum of 17°C (63°F), while the mercury can rise to a scorching 37°C (98°F). With an average precipitation of 153 mm (6.0 in) spread over 17 days, the humidity is notably high at 82%, creating a lush and vibrant atmosphere.

December Temperature in Aracatuba

In December in Aracatuba, the average temperature is 26°C (80°F). Maximums can reach 37°C (98°F), while minimums can drop as low as 17°C (63°F). Be sure to pack light, breathable clothing to stay comfortable during your travels!

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

The chart illustrates December temperature patterns in Aracatuba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aracatuba, December typically has an average temperature of 26°C (80°F), with highs reaching up to 37°C (98°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec807980777271707280807979
Data source: Temperature data for Aracatuba 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 Aracatuba

In Aracatuba in December, the precipitation amount is 153 mm (6.0 in) spread over 17 days.

December Precipitation Trends in Aracatuba

The chart displays monthly precipitation patterns in Aracatuba, 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 Aracatuba, December typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec1871519355301410222397119153
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Aracatuba

In Aracatuba in December, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

December Average Humidity in Aracatuba

This chart illustrates the average monthly humidity levels in Aracatuba, 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 Aracatuba is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%85%76%60%48%44%38%33%31%62%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Aracatuba

In Aracatuba 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 Aracatuba.

Maximum UV Index Levels in Aracatuba for December

The chart shows the monthly maximum UV Index (UVI) for Aracatuba 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 Aracatuba typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151613118781012141416
Data source: Aracatuba 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 Aracatuba Compares to Other Months

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

This table compares monthly weather conditions in Aracatuba, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)187 mm (7.4 inches)84%extreme
February Weather26°C (79°F)151 mm (6.0 inches)85%extreme
March Weather26°C (80°F)93 mm (3.7 inches)84%extreme
April Weather25°C (77°F)55 mm (2.2 inches)76%extreme
May Weather22°C (72°F)30 mm (1.2 inches)60%very high
June Weather22°C (72°F)14 mm (0.5 inches)48%high
July Weather21°C (70°F)10 mm (0.4 inches)44%very high
August Weather22°C (73°F)22 mm (0.9 inches)38%very high
September Weather26°C (80°F)23 mm (0.9 inches)33%extreme
October Weather26°C (80°F)97 mm (3.8 inches)31%extreme
November Weather26°C (79°F)119 mm (4.7 inches)62%extreme
December Weather26°C (80°F)153 mm (6.0 inches)82%extreme

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