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December Weather in Portel, Brazil

Last updated: August 22, 2025

In December, the average temperature in Portel, Brazil is a warm 27°C (82°F). Expect a minimum of 23°C (73°F) and a maximum soaring up to 36°C (97°F). With an average humidity of 70%, the weather can feel quite muggy. Additionally, you should be prepared for 159 mm (6.3 in) of precipitation over the course of 23 days. Stay cool and dry!

December Temperature in Portel

In December, in Portel, the average temperature is 27°C (82°F). The maximum can reach 36°C (97°F), and the minimum can be as low as 23°C (73°F). This climate makes Portel an ideal destination for travelers seeking warm and enjoyable weather.

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

The chart illustrates December temperature patterns in Portel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portel, December typically has an average temperature of 27°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979808081818283848381
Data source: Temperature data for Portel 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 Portel

In Portel in December, the precipitation amount is 159 mm (6.3 in), occurring over a span of 23 days.

December Precipitation Trends in Portel

The chart displays monthly precipitation patterns in Portel, 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 Portel, December typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec23134341340825415190523129106159
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Portel

In Portel in December, humidity is 70%. With an average temperature of 27°C (82°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel slightly sluggish but also inviting, as you step into a vibrant, lush atmosphere that encourages exploration at a leisurely pace.

December Average Humidity in Portel

This chart illustrates the average monthly humidity levels in Portel, 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 Portel is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%69%70%85%90%83%66%51%47%46%46%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Portel

In Portel in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Portel.

Maximum UV Index Levels in Portel for December

The chart shows the monthly maximum UV Index (UVI) for Portel 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 Portel typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151416161411111213131313
Data source: Portel 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 Portel Compares to Other Months

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

This table compares monthly weather conditions in Portel, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)231 mm (9.1 inches)85%extreme
February Weather26°C (80°F)343 mm (13.5 inches)69%extreme
March Weather26°C (79°F)413 mm (16.3 inches)70%extreme
April Weather26°C (80°F)408 mm (16.1 inches)85%extreme
May Weather27°C (81°F)254 mm (10.0 inches)90%extreme
June Weather27°C (81°F)151 mm (6.0 inches)82%extreme
July Weather27°C (81°F)90 mm (3.5 inches)66%extreme
August Weather28°C (83°F)52 mm (2.0 inches)51%extreme
September Weather28°C (83°F)31 mm (1.2 inches)47%extreme
October Weather29°C (84°F)29 mm (1.2 inches)46%extreme
November Weather28°C (83°F)106 mm (4.2 inches)46%extreme
December Weather27°C (82°F)159 mm (6.3 inches)70%extreme

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