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December Weather in Guajara, Brazil

Last updated: August 22, 2025

In Guajara, Brazil, the average temperature in December hovers around 27°C (80°F). While you can expect a comfortable minimum of 22°C (72°F), be prepared for warmer days with a maximum reaching 34°C (94°F). Rainfall is notable with 321 mm (12.6 in) spread over 28 days, contributing to an average humidity of 85%.

December Temperature in Guajara

In December in Guajara, the average temperature is 27°C (80°F). Maximums can reach 34°C (94°F), and minimums can be as low as 22°C (72°F). This pleasant and warm climate makes Guajara an ideal destination for travelers seeking enjoyable weather.

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

The chart illustrates December temperature patterns in Guajara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guajara, December typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec797980798081818383838280
Data source: Temperature data for Guajara 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 Guajara

In Guajara in December, the total precipitation amount is 321 mm (12.6 in) over a period of 28 days.

December Precipitation Trends in Guajara

The chart displays monthly precipitation patterns in Guajara, 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 Guajara, December typically receives around 321 mm (12.6 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec2783293464193081641097082144225321
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Guajara

In Guajara in December, humidity is 85%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapped around you, making travel feel sticky and heavy, but also inviting you to seek out refreshing drinks and cool shade.

December Average Humidity in Guajara

This chart illustrates the average monthly humidity levels in Guajara, 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 Guajara is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%79%81%88%90%84%77%59%44%32%39%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Guajara

In Guajara in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Guajara.

Maximum UV Index Levels in Guajara for December

The chart shows the monthly maximum UV Index (UVI) for Guajara 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 Guajara typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161311111212121313
Data source: Guajara 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 Guajara Compares to Other Months

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

This table compares monthly weather conditions in Guajara, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)278 mm (11.0 inches)86%extreme
February Weather26°C (79°F)329 mm (13.0 inches)79%extreme
March Weather26°C (80°F)346 mm (13.6 inches)81%extreme
April Weather26°C (80°F)419 mm (16.5 inches)88%extreme
May Weather27°C (81°F)308 mm (12.1 inches)90%extreme
June Weather27°C (81°F)164 mm (6.4 inches)84%extreme
July Weather27°C (81°F)109 mm (4.3 inches)77%extreme
August Weather28°C (83°F)70 mm (2.7 inches)59%extreme
September Weather29°C (84°F)82 mm (3.2 inches)43%extreme
October Weather28°C (83°F)144 mm (5.7 inches)32%extreme
November Weather28°C (82°F)225 mm (8.9 inches)39%extreme
December Weather27°C (80°F)321 mm (12.6 inches)85%extreme

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