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December Weather in Atalaia, Brazil

Last updated: August 22, 2025

In December, the average temperature in Atalaia, Brazil hovers around 26°C (80°F). You can expect a minimum of 21°C (70°F) and a maximum of 35°C (95°F). With an average humidity of 72% and precipitation totaling 46 mm (1.8 in) spread over 14 days, it's a month where you might want to enjoy the warmth but also keep an umbrella handy!

December Temperature in Atalaia

In December in Atalaia, the average temperature is 26°C (80°F). Maximums can reach 35°C (95°F), while minimums can drop to 21°C (70°F). This warm climate is ideal for travelers seeking sunny days and outdoor activities.

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

The chart illustrates December temperature patterns in Atalaia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atalaia, December typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec808180797775747475777980
Data source: Temperature data for Atalaia 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 Atalaia

In Atalaia in December, the total precipitation amount is 46 mm (1.8 in) accumulated over 14 days.

December Precipitation Trends in Atalaia

The chart displays monthly precipitation patterns in Atalaia, 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 Atalaia, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec49531251261321321549771423846
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Atalaia

In Atalaia in December, humidity is 72%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace, making traveling feel a bit heavier, yet invigorating as you navigate the vibrant atmosphere, surrounded by the rich scents and lively sounds of the locale.

December Average Humidity in Atalaia

This chart illustrates the average monthly humidity levels in Atalaia, 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 Atalaia is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%87%88%89%90%89%86%84%79%74%71%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Atalaia

In Atalaia in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Atalaia, you can check here.

Maximum UV Index Levels in Atalaia for December

The chart shows the monthly maximum UV Index (UVI) for Atalaia 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 Atalaia typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141414141210101213131514
Data source: Atalaia 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 Atalaia Compares to Other Months

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

This table compares monthly weather conditions in Atalaia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)49 mm (1.9 inches)84%extreme
February Weather27°C (81°F)53 mm (2.1 inches)87%extreme
March Weather27°C (80°F)125 mm (4.9 inches)88%extreme
April Weather26°C (79°F)126 mm (5.0 inches)89%extreme
May Weather25°C (77°F)132 mm (5.2 inches)90%extreme
June Weather24°C (75°F)132 mm (5.2 inches)89%very high
July Weather23°C (74°F)154 mm (6.1 inches)86%very high
August Weather23°C (74°F)97 mm (3.8 inches)84%extreme
September Weather24°C (75°F)71 mm (2.8 inches)79%extreme
October Weather25°C (78°F)42 mm (1.6 inches)74%extreme
November Weather26°C (79°F)38 mm (1.5 inches)71%extreme
December Weather26°C (80°F)46 mm (1.8 inches)72%extreme

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