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December Weather in Vacaria, Brazil

Last updated: August 22, 2025

In December, the average temperature in Vacaria, Brazil is a pleasant 21°C (69°F). Expect lows of 6°C (44°F) and highs reaching up to 34°C (93°F). During this time, precipitation averages 105 mm (4.1 in) spread over 13 days, coupled with an average humidity of 87%. It's a month where the warm weather meets the occasional rain!

December Temperature in Vacaria

In December in Vacaria, the average temperature is 21°C (69°F). The maximum can reach 34°C (93°F), and the minimum can be as low as 6°C (44°F). This weather makes Vacaria an ideal destination for travelers seeking a mix of warmth and cooler evenings.

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

The chart illustrates December temperature patterns in Vacaria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vacaria, December typically has an average temperature of 21°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec706968635755545662636569
Data source: Temperature data for Vacaria 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 Vacaria

In Vacaria in December, the precipitation amount is 105 mm (4.1 in) over the course of 13 days.

December Precipitation Trends in Vacaria

The chart displays monthly precipitation patterns in Vacaria, 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 Vacaria, December typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec15213111910117713311769151137119105
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vacaria

In Vacaria in December humidity is 87%. With an average temperature of 21°C (69°F), this humidity feels like a warm, enveloping blanket, making it feel much hotter and more oppressive for traveling, often causing you to sweat more and necessitating frequent breaks in the shade to stay comfortable.

December Average Humidity in Vacaria

This chart illustrates the average monthly humidity levels in Vacaria, 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 Vacaria is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%79%83%88%86%82%77%80%84%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vacaria

In Vacaria 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 Vacaria.

Maximum UV Index Levels in Vacaria for December

The chart shows the monthly maximum UV Index (UVI) for Vacaria 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 Vacaria typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151310756810131415
Data source: Vacaria 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 Vacaria Compares to Other Months

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

This table compares monthly weather conditions in Vacaria, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)152 mm (6.0 inches)80%extreme
February Weather21°C (69°F)131 mm (5.2 inches)77%extreme
March Weather20°C (68°F)119 mm (4.7 inches)79%extreme
April Weather17°C (63°F)101 mm (4.0 inches)83%very high
May Weather14°C (58°F)176 mm (6.9 inches)88%high
June Weather13°C (55°F)133 mm (5.2 inches)86%moderate
July Weather12°C (54°F)117 mm (4.6 inches)82%high
August Weather13°C (57°F)69 mm (2.7 inches)77%very high
September Weather17°C (62°F)151 mm (6.0 inches)80%very high
October Weather17°C (63°F)137 mm (5.4 inches)84%extreme
November Weather19°C (66°F)119 mm (4.7 inches)83%extreme
December Weather21°C (69°F)105 mm (4.1 inches)87%extreme

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