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December Weather in Sao Joao Batista, Brazil

Last updated: August 22, 2025

In Sao Joao Batista, Brazil, the average temperature in December reaches a warm 28°C (83°F), with minimums dropping to 23°C (74°F) and maximums soaring to 37°C (99°F). During this month, expect about 114 mm (4.5 in) of precipitation spread over 22 days, contributing to a rather high average humidity of 78%. Plan accordingly for a tropical experience!

December Temperature in Sao Joao Batista

In December in Sao Joao Batista, the average temperature is 28°C (83°F), where maximums can reach 37°C (99°F) and minimums can drop to 23°C (74°F). This warm climate makes it an ideal destination for travelers seeking a sunny getaway.

December Weather in Sao Joao Batista: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sao Joao Batista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Joao Batista, December typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818181818282818283848382
Data source: Temperature data for Sao Joao Batista 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 Sao Joao Batista

In Sao Joao Batista in December, the total precipitation amount is 114 mm (4.5 in) spread over 22 days.

December Precipitation Trends in Sao Joao Batista

The chart displays monthly precipitation patterns in Sao Joao Batista, 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 Sao Joao Batista, December typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec206359429408228895724182774114
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sao Joao Batista

In Sao Joao Batista in December, humidity is 78%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities perspire more quickly and requiring frequent breaks in the shade for comfort.

December Average Humidity in Sao Joao Batista

This chart illustrates the average monthly humidity levels in Sao Joao Batista, 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 Sao Joao Batista is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%90%92%89%79%64%55%51%53%60%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sao Joao Batista

In Sao Joao Batista 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 Sao Joao Batista.

Maximum UV Index Levels in Sao Joao Batista for December

The chart shows the monthly maximum UV Index (UVI) for Sao Joao Batista 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 Sao Joao Batista typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151416161312111313131313
Data source: Sao Joao Batista 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 Sao Joao Batista Compares to Other Months

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

This table compares monthly weather conditions in Sao Joao Batista, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)206 mm (8.1 inches)89%extreme
February Weather27°C (81°F)359 mm (14.1 inches)90%extreme
March Weather27°C (81°F)429 mm (16.9 inches)90%extreme
April Weather27°C (81°F)408 mm (16.1 inches)92%extreme
May Weather28°C (82°F)227 mm (9.0 inches)89%extreme
June Weather28°C (82°F)89 mm (3.5 inches)79%extreme
July Weather27°C (82°F)57 mm (2.2 inches)64%extreme
August Weather28°C (83°F)24 mm (1.0 inches)55%extreme
September Weather29°C (84°F)18 mm (0.7 inches)51%extreme
October Weather29°C (84°F)27 mm (1.1 inches)53%extreme
November Weather28°C (84°F)74 mm (2.9 inches)60%extreme
December Weather28°C (83°F)114 mm (4.5 inches)78%extreme

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