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December Weather in Biguacu, Brazil

Last updated: August 22, 2025

In December, the average temperature in Biguacu, Brazil hovers around 23°C (73°F). However, you can expect some variation with a minimum of 12°C (54°F) and a sweltering maximum of 35°C (96°F). Be prepared for frequent rainfall, as the area receives about 190 mm (7.5 in) of precipitation over 21 days, accompanied by an average humidity of 88%.

December Temperature in Biguacu

In December in Biguacu, the average temperature is 23°C (73°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 12°C (54°F). This makes it a great time to visit for those who enjoy mild to warm weather.

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

The chart illustrates December temperature patterns in Biguacu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biguacu, December typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (96°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec757473696461596165676973
Data source: Temperature data for Biguacu 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 Biguacu

In Biguacu in December, the total precipitation amount is 190 mm (7.5 in) over the course of 21 days.

December Precipitation Trends in Biguacu

The chart displays monthly precipitation patterns in Biguacu, 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 Biguacu, December typically receives around 190 mm (7.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec225179155881151134268103146129190
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Biguacu

In Biguacu in December, humidity is 88%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel heavy and draining without frequent breaks for hydration and shade.

December Average Humidity in Biguacu

This chart illustrates the average monthly humidity levels in Biguacu, 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 Biguacu is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%85%85%86%85%80%79%82%82%86%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Biguacu

In Biguacu in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Biguacu.

Maximum UV Index Levels in Biguacu for December

The chart shows the monthly maximum UV Index (UVI) for Biguacu 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 Biguacu typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210755810131415
Data source: Biguacu 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 Biguacu Compares to Other Months

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

This table compares monthly weather conditions in Biguacu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)225 mm (8.8 inches)86%extreme
February Weather23°C (74°F)179 mm (7.1 inches)83%extreme
March Weather23°C (73°F)155 mm (6.1 inches)85%extreme
April Weather20°C (69°F)87 mm (3.4 inches)85%very high
May Weather18°C (64°F)115 mm (4.5 inches)86%high
June Weather16°C (62°F)113 mm (4.5 inches)85%moderate
July Weather15°C (60°F)42 mm (1.7 inches)80%moderate
August Weather16°C (61°F)68 mm (2.7 inches)79%very high
September Weather18°C (65°F)103 mm (4.1 inches)82%very high
October Weather20°C (67°F)146 mm (5.7 inches)82%extreme
November Weather21°C (69°F)129 mm (5.1 inches)86%extreme
December Weather23°C (73°F)190 mm (7.5 inches)88%extreme

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