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December Weather in Planaltina, Brazil

Last updated: August 22, 2025

In December, the average temperature in Planaltina, Brazil hovers around 23°C (73°F), offering a pleasant climate for outdoor activities. Expect minimum temperatures to drop to 16°C (61°F) and maximums to rise as high as 32°C (90°F). However, be prepared for some rain, with an average precipitation of 237 mm (9.3 in) spread over 20 days. With an average humidity level of 70%, the air carries a refreshing hint of moisture, making this an interesting time to explore.

December Temperature in Planaltina

In December in Planaltina, the average temperature is 23°C (73°F). Maximums can reach 32°C (90°F) while minimums can drop to 16°C (61°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates December temperature patterns in Planaltina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Planaltina, December typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (90°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec747373727069677276777373
Data source: Temperature data for Planaltina 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 Planaltina

In Planaltina in December, the total precipitation amount is 237 mm (9.3 in) over the course of 20 days.

December Precipitation Trends in Planaltina

The chart displays monthly precipitation patterns in Planaltina, 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 Planaltina, December typically receives around 237 mm (9.3 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec1102291718718103785210237
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Planaltina

In Planaltina in December humidity is 70%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace that can lead to a feeling of lethargy while traveling, making it essential to stay hydrated and take breaks in shaded areas.

December Average Humidity in Planaltina

This chart illustrates the average monthly humidity levels in Planaltina, 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 Planaltina is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%90%90%82%65%59%53%44%34%26%50%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Planaltina

In Planaltina in December, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Planaltina, you can check Hourly UV Index in Planaltina.

Maximum UV Index Levels in Planaltina for December

The chart shows the monthly maximum UV Index (UVI) for Planaltina 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 Planaltina typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16161513119101214151617
Data source: Planaltina 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 Planaltina Compares to Other Months

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

This table compares monthly weather conditions in Planaltina, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)110 mm (4.3 inches)86%extreme
February Weather23°C (73°F)229 mm (9.0 inches)89%extreme
March Weather23°C (73°F)171 mm (6.7 inches)90%extreme
April Weather22°C (73°F)87 mm (3.4 inches)82%extreme
May Weather21°C (70°F)18 mm (0.7 inches)65%extreme
June Weather20°C (69°F)1 mm (0.0 inches)59%very high
July Weather19°C (67°F)0 mm (0.0 inches)53%very high
August Weather22°C (72°F)3 mm (0.1 inches)44%extreme
September Weather24°C (76°F)7 mm (0.3 inches)34%extreme
October Weather25°C (77°F)85 mm (3.3 inches)26%extreme
November Weather23°C (73°F)210 mm (8.2 inches)50%extreme
December Weather23°C (73°F)237 mm (9.3 inches)70%extreme

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