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December Weather in Umbauba, Brazil

Last updated: August 22, 2025

In December, the average temperature in Umbauba, Brazil is a warm 27°C (80°F), with daily lows of 21°C (70°F) and highs reaching up to 35°C (95°F). Expect about 55 mm (2.2 in) of rain spread over 13 days, contributing to an average humidity level of 61%. Perfect weather for enjoying the vibrant atmosphere!

December Temperature in Umbauba

In December in Umbauba, the average temperature is 27°C (80°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 21°C (70°F). This pleasant climate makes Umbauba an ideal destination for travelers seeking warm weather.

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

The chart illustrates December temperature patterns in Umbauba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Umbauba, December typically has an average temperature of 27°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec818281807875747476787980
Data source: Temperature data for Umbauba 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 Umbauba

In Umbauba in December, the precipitation amount is 55 mm (2.2 in) spread over 13 days.

December Precipitation Trends in Umbauba

The chart displays monthly precipitation patterns in Umbauba, 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 Umbauba, December typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec393881121126110956766405955
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Umbauba

In Umbauba in December, humidity is 61%. With an average temperature of 27°C (80°F), this humidity feels like a warm embrace, making travel feel slightly sultry but manageable, adding a touch of heaviness to the air that invites you to explore the local culture at a leisurely pace.

December Average Humidity in Umbauba

This chart illustrates the average monthly humidity levels in Umbauba, 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 Umbauba is approximately 61%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%84%89%91%89%87%80%75%70%66%61%61%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Umbauba

In Umbauba 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 Umbauba, you can check here.

Maximum UV Index Levels in Umbauba for December

The chart shows the monthly maximum UV Index (UVI) for Umbauba 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 Umbauba typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141413119101212141514
Data source: Umbauba 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 Umbauba Compares to Other Months

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

This table compares monthly weather conditions in Umbauba, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)39 mm (1.5 inches)76%extreme
February Weather28°C (82°F)38 mm (1.5 inches)84%extreme
March Weather27°C (81°F)81 mm (3.2 inches)89%extreme
April Weather27°C (80°F)121 mm (4.8 inches)91%extreme
May Weather25°C (78°F)126 mm (5.0 inches)89%extreme
June Weather24°C (76°F)110 mm (4.3 inches)87%very high
July Weather23°C (74°F)95 mm (3.8 inches)80%very high
August Weather23°C (74°F)67 mm (2.7 inches)75%extreme
September Weather24°C (76°F)66 mm (2.6 inches)70%extreme
October Weather26°C (79°F)40 mm (1.6 inches)66%extreme
November Weather26°C (80°F)59 mm (2.3 inches)61%extreme
December Weather27°C (80°F)55 mm (2.2 inches)61%extreme

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