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December Weather in Posto da Mata, Brazil

Last updated: August 22, 2025

In Posto da Mata, Brazil during December, the average temperature hovers around 26°C (79°F). Expect a comfortable minimum of 20°C (68°F) and a warm maximum of 34°C (93°F). However, be prepared for frequent showers, with an average precipitation amount of 192 mm (7.6 in) over 19 days. The air can feel quite humid, with levels around 80%, adding to the tropical vibe of the season.

December Temperature in Posto da Mata

In December in Posto da Mata, the average temperature is 26°C (79°F). Maximums can reach 34°C (93°F) and minimums can be as low as 20°C (68°F). This makes Posto da Mata an ideal destination for travelers seeking warm and pleasant weather during this time.

December Weather in Posto da Mata: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Posto da Mata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Posto da Mata, December typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec818180787574727275777779
Data source: Temperature data for Posto da Mata 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 Posto da Mata

In Posto da Mata in December, the precipitation amount is 192 mm (7.6 in) spread over 19 days, indicating a relatively wet period for the region.

December Precipitation Trends in Posto da Mata

The chart displays monthly precipitation patterns in Posto da Mata, 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 Posto da Mata, December typically receives around 192 mm (7.6 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec5288113926144395137103156192
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Posto da Mata

In Posto da Mata in December humidity is 80%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket, making outdoor activities feel sticky and exhausting, potentially dampening the travel experience and necessitating frequent breaks to cool down and hydrate.

December Average Humidity in Posto da Mata

This chart illustrates the average monthly humidity levels in Posto da Mata, 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 Posto da Mata is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%82%82%81%79%76%77%77%78%78%80%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Posto da Mata

In Posto da Mata 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 Posto da Mata.

Maximum UV Index Levels in Posto da Mata for December

The chart shows the monthly maximum UV Index (UVI) for Posto da Mata 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 Posto da Mata typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513129881012141515
Data source: Posto da Mata 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 Posto da Mata Compares to Other Months

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

This table compares monthly weather conditions in Posto da Mata, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)52 mm (2.0 inches)81%extreme
February Weather27°C (81°F)88 mm (3.5 inches)82%extreme
March Weather27°C (80°F)113 mm (4.4 inches)82%extreme
April Weather26°C (78°F)92 mm (3.6 inches)81%extreme
May Weather24°C (75°F)61 mm (2.4 inches)79%very high
June Weather23°C (74°F)44 mm (1.7 inches)76%very high
July Weather22°C (72°F)39 mm (1.5 inches)77%very high
August Weather22°C (72°F)51 mm (2.0 inches)77%very high
September Weather24°C (75°F)37 mm (1.5 inches)77%extreme
October Weather25°C (78°F)103 mm (4.0 inches)78%extreme
November Weather25°C (77°F)156 mm (6.2 inches)80%extreme
December Weather26°C (79°F)192 mm (7.6 inches)80%extreme

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