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December Weather in Santa Helena de Goias, Brazil

Last updated: August 22, 2025

In December, the average temperature in Santa Helena de Goias, Brazil is a pleasant 25°C (78°F). However, temperatures can vary widely, with minimums dipping to 19°C (66°F) and soaring up to 37°C (99°F). Expect an average of 194 mm (7.6 in) of precipitation over 22 days, and prepare for a humid atmosphere with an average humidity level of 84%.

December Temperature in Santa Helena de Goias

In December in Santa Helena de Goias, the average temperature is 25°C (78°F). Maximum temperatures can reach 37°C (99°F), while the minimum can drop to as low as 19°C (66°F). This typically pleasant climate makes Santa Helena de Goias an ideal destination for travelers looking to enjoy warm and comfortable weather.

December Weather in Santa Helena de Goias: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santa Helena de Goias, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Helena de Goias, December typically has an average temperature of 25°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec787778767373717682817878
Data source: Temperature data for Santa Helena de Goias 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 Santa Helena de Goias

In Santa Helena de Goias in December, the total precipitation amount is 194 mm (7.6 in) spread over 22 days.

December Precipitation Trends in Santa Helena de Goias

The chart displays monthly precipitation patterns in Santa Helena de Goias, 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 Santa Helena de Goias, December typically receives around 194 mm (7.6 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec135194134611930517102179194
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santa Helena de Goias

In Santa Helena de Goias in December, humidity is 84%. With an average temperature of 25°C (78°F), this humidity feels like a warm, muggy embrace that can be quite stifling for traveling, making you crave cool breezes and plenty of hydration as you explore.

December Average Humidity in Santa Helena de Goias

This chart illustrates the average monthly humidity levels in Santa Helena de Goias, 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 Santa Helena de Goias is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%89%89%83%68%60%53%43%33%29%61%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santa Helena de Goias

In Santa Helena de Goias in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Santa Helena de Goias.

Maximum UV Index Levels in Santa Helena de Goias for December

The chart shows the monthly maximum UV Index (UVI) for Santa Helena de Goias 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 Santa Helena de Goias typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1516141210891112151516
Data source: Santa Helena de Goias 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 Santa Helena de Goias Compares to Other Months

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

This table compares monthly weather conditions in Santa Helena de Goias, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)135 mm (5.3 inches)87%extreme
February Weather25°C (78°F)194 mm (7.6 inches)89%extreme
March Weather25°C (78°F)134 mm (5.3 inches)89%extreme
April Weather25°C (77°F)61 mm (2.4 inches)83%extreme
May Weather23°C (74°F)19 mm (0.8 inches)68%very high
June Weather23°C (73°F)3 mm (0.1 inches)60%very high
July Weather22°C (71°F)0 mm (0.0 inches)53%very high
August Weather24°C (76°F)5 mm (0.2 inches)43%extreme
September Weather28°C (82°F)17 mm (0.7 inches)33%extreme
October Weather27°C (81°F)102 mm (4.0 inches)28%extreme
November Weather26°C (78°F)179 mm (7.1 inches)61%extreme
December Weather25°C (78°F)194 mm (7.6 inches)84%extreme

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