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December Weather in Riacho de Santana, Brazil

Last updated: August 22, 2025

In December, the average temperature in Riacho de Santana, Brazil hovers around 26°C (80°F). You'll experience a minimum of 19°C (67°F) and could be warmed by the maximum of 38°C (101°F). Be prepared for 142 mm (5.6 in) of precipitation spread across 12 days, and enjoy a comfortable average humidity level of 52%.

December Temperature in Riacho de Santana

In December in Riacho de Santana, the average temperature is 26°C (80°F). The maximum can reach 38°C (101°F) and the minimum can be as low as 19°C (67°F). This warm climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

December Weather in Riacho de Santana: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Riacho de Santana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riacho de Santana, December typically has an average temperature of 26°C (80°F), with highs reaching up to 38°C (101°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec817979797776747781848079
Data source: Temperature data for Riacho de Santana 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 Riacho de Santana

In Riacho de Santana in December, the total precipitation amount is 142 mm (5.6 in), occurring over the course of 12 days.

December Precipitation Trends in Riacho de Santana

The chart displays monthly precipitation patterns in Riacho de Santana, 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 Riacho de Santana, December typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec51119115608110236134142
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Riacho de Santana

In Riacho de Santana in December, humidity is 52%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace, making travel enjoyable but slightly sticky, prompting visitors to stay hydrated and seek the shade during the peak hours of the day.

December Average Humidity in Riacho de Santana

This chart illustrates the average monthly humidity levels in Riacho de Santana, 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 Riacho de Santana is approximately 52%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%85%90%84%73%71%66%60%54%46%42%52%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Riacho de Santana

In Riacho de Santana 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 Riacho de Santana.

Maximum UV Index Levels in Riacho de Santana for December

The chart shows the monthly maximum UV Index (UVI) for Riacho de Santana 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 Riacho de Santana typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151513119101213141515
Data source: Riacho de Santana 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 Riacho de Santana Compares to Other Months

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

This table compares monthly weather conditions in Riacho de Santana, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)51 mm (2.0 inches)78%extreme
February Weather26°C (79°F)119 mm (4.7 inches)85%extreme
March Weather26°C (79°F)115 mm (4.5 inches)90%extreme
April Weather26°C (79°F)60 mm (2.4 inches)84%extreme
May Weather25°C (78°F)8 mm (0.3 inches)73%extreme
June Weather24°C (76°F)1 mm (0.0 inches)71%very high
July Weather23°C (74°F)1 mm (0.0 inches)66%very high
August Weather25°C (77°F)0 mm (0.0 inches)60%extreme
September Weather27°C (81°F)2 mm (0.1 inches)54%extreme
October Weather29°C (84°F)36 mm (1.4 inches)46%extreme
November Weather26°C (80°F)134 mm (5.3 inches)42%extreme
December Weather26°C (80°F)142 mm (5.6 inches)52%extreme

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