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December Weather in Alto Longa, Brazil

Last updated: August 22, 2025

The average temperature in Alto Longa, Brazil during December is a warm 30°C (86°F). Expect temperatures to range from a comfortable 22°C (72°F) to a sizzling 40°C (104°F). Rainfall is common, with an average precipitation amount of 80 mm (3.2 in) spread over 11 days, while the air maintains an average humidity of 67%.

December Temperature in Alto Longa

In December in Alto Longa, the average temperature is 30°C (86°F), with maximums reaching up to 40°C (104°F) and minimums dropping as low as 22°C (72°F). This warm and sunny weather makes it an ideal destination for beachgoers and outdoor enthusiasts.

December Weather in Alto Longa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Alto Longa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alto Longa, December typically has an average temperature of 30°C (86°F), with highs reaching up to 40°C (104°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec828180818284848789898886
Data source: Temperature data for Alto Longa 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 Alto Longa

In Alto Longa in December, the precipitation amount is 80 mm (3.2 in) spread over 11 days.

December Precipitation Trends in Alto Longa

The chart displays monthly precipitation patterns in Alto Longa, 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 Alto Longa, December typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec176321343247564921153780
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Alto Longa

In Alto Longa in December humidity is 67%. With an average temperature of 30°C (86°F), this humidity feels like a warm blanket enveloping you, making outdoor activities a bit sticky and challenging but still manageable with frequent breaks for hydration and shade.

December Average Humidity in Alto Longa

This chart illustrates the average monthly humidity levels in Alto Longa, 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 Alto Longa is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%93%93%88%75%56%46%41%39%43%67%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alto Longa

In Alto Longa 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 Alto Longa, you can check here.

Maximum UV Index Levels in Alto Longa for December

The chart shows the monthly maximum UV Index (UVI) for Alto Longa 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 Alto Longa typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141416151311111313131414
Data source: Alto Longa 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 Alto Longa Compares to Other Months

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

This table compares monthly weather conditions in Alto Longa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)176 mm (6.9 inches)90%extreme
February Weather27°C (81°F)321 mm (12.6 inches)91%extreme
March Weather27°C (80°F)343 mm (13.5 inches)93%extreme
April Weather27°C (81°F)247 mm (9.7 inches)93%extreme
May Weather28°C (82°F)56 mm (2.2 inches)88%extreme
June Weather29°C (84°F)4 mm (0.2 inches)75%extreme
July Weather29°C (84°F)9 mm (0.3 inches)55%extreme
August Weather30°C (87°F)1 mm (0.1 inches)46%extreme
September Weather32°C (89°F)1 mm (0.0 inches)41%extreme
October Weather32°C (89°F)15 mm (0.6 inches)38%extreme
November Weather31°C (88°F)37 mm (1.4 inches)43%extreme
December Weather30°C (86°F)80 mm (3.2 inches)67%extreme

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