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December Weather in Russas, Brazil

Last updated: August 22, 2025

In December, the average temperature in Russas, Brazil is a warm 29°C (85°F). During this time, temperatures can dip to a minimum of 23°C (74°F) or soar as high as 37°C (99°F). Expect to experience 21 mm (0.8 in) of precipitation spread over 3 days, with the average humidity sitting comfortably at 69%.

December Temperature in Russas

In December in Russas, the average temperature is 29°C (85°F), with maximums reaching 37°C (99°F) and minimums dropping to as low as 23°C (74°F). This warm climate makes Russas an ideal destination for travelers seeking sunny and comfortable weather.

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

The chart illustrates December temperature patterns in Russas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Russas, December typically has an average temperature of 29°C (85°F), with highs reaching up to 37°C (99°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec838281818182818384848484
Data source: Temperature data for Russas 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 Russas

In Russas in December, the precipitation amount is 21 mm (0.8 in) over a period of 3 days.

December Precipitation Trends in Russas

The chart displays monthly precipitation patterns in Russas, 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 Russas, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec63150239158962639113421
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Russas

In Russas in December humidity is 69%. With an average temperature of 29°C (85°F), this humidity feels like a warm, heavy blanket enveloping you as you travel, making every step a little more laborious and inviting you to seek shaded spots to cool down.

December Average Humidity in Russas

This chart illustrates the average monthly humidity levels in Russas, 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 Russas is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%92%91%89%78%66%60%56%54%56%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Russas

In Russas 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 Russas, you can check here.

Maximum UV Index Levels in Russas for December

The chart shows the monthly maximum UV Index (UVI) for Russas 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 Russas typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141311111213131414
Data source: Russas 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 Russas Compares to Other Months

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

This table compares monthly weather conditions in Russas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather29°C (84°F)63 mm (2.5 inches)89%extreme
February Weather28°C (83°F)150 mm (5.9 inches)90%extreme
March Weather27°C (81°F)239 mm (9.4 inches)92%extreme
April Weather27°C (81°F)157 mm (6.2 inches)91%extreme
May Weather27°C (81°F)96 mm (3.8 inches)88%extreme
June Weather28°C (82°F)26 mm (1.0 inches)78%extreme
July Weather27°C (82°F)38 mm (1.5 inches)66%extreme
August Weather28°C (83°F)1 mm (0.1 inches)60%extreme
September Weather29°C (84°F)1 mm (0.0 inches)56%extreme
October Weather29°C (84°F)3 mm (0.1 inches)54%extreme
November Weather29°C (85°F)4 mm (0.2 inches)56%extreme
December Weather29°C (85°F)21 mm (0.8 inches)69%extreme

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