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December Weather in Porto Calvo, Brazil

Last updated: August 22, 2025

In December, the average temperature in Porto Calvo, Brazil hovers around 27°C (80°F), offering a pleasant climate for outdoor activities. Expect a minimum of 21°C (69°F) and a comfortable maximum reaching 34°C (94°F). However, don't forget your umbrella—precipitation averages 48 mm (1.9 in) across 18 days. With an average humidity of 72%, it’s a great idea to stay hydrated and enjoy the tropical vibes!

December Temperature in Porto Calvo

In December in Porto Calvo, the average temperature is 27°C (80°F). Maximums can reach 34°C (94°F), while minimums can drop to as low as 21°C (69°F). This pleasant climate makes Porto Calvo an ideal destination for travelers seeking warm weather adventures.

December Weather in Porto Calvo: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Porto Calvo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Calvo, December typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec808180797776747476787980
Data source: Temperature data for Porto Calvo 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 Porto Calvo

In Porto Calvo in December, the total precipitation amount is 48 mm (1.9 in) spread over 18 days.

December Precipitation Trends in Porto Calvo

The chart displays monthly precipitation patterns in Porto Calvo, 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 Porto Calvo, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec55671361161401471389467454448
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Porto Calvo

In Porto Calvo in December humidity is 72%. With an average temperature of 27°C (80°F), this humidity feels like a warm, sticky embrace that can make outdoor activities exhausting and often requires frequent breaks in the shade for travelers to stay comfortable.

December Average Humidity in Porto Calvo

This chart illustrates the average monthly humidity levels in Porto Calvo, 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 Porto Calvo is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%87%88%89%90%89%86%84%79%74%71%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Porto Calvo

In Porto Calvo 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 Porto Calvo, you can check here.

Maximum UV Index Levels in Porto Calvo for December

The chart shows the monthly maximum UV Index (UVI) for Porto Calvo 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 Porto Calvo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141211111213131514
Data source: Porto Calvo 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 Porto Calvo Compares to Other Months

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

This table compares monthly weather conditions in Porto Calvo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)55 mm (2.2 inches)84%extreme
February Weather27°C (81°F)67 mm (2.6 inches)87%extreme
March Weather27°C (81°F)136 mm (5.3 inches)88%extreme
April Weather26°C (79°F)116 mm (4.6 inches)89%extreme
May Weather25°C (78°F)140 mm (5.5 inches)90%extreme
June Weather24°C (76°F)147 mm (5.8 inches)89%extreme
July Weather23°C (74°F)138 mm (5.4 inches)86%extreme
August Weather24°C (75°F)94 mm (3.7 inches)84%extreme
September Weather24°C (76°F)67 mm (2.6 inches)79%extreme
October Weather25°C (78°F)45 mm (1.8 inches)74%extreme
November Weather26°C (80°F)44 mm (1.7 inches)71%extreme
December Weather27°C (80°F)48 mm (1.9 inches)72%extreme

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