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December Weather in Antonina, Brazil

Last updated: August 22, 2025

In Antonina, Brazil, the average temperature in December hovers around 23°C (73°F), with the minimum dipping to a cool 15°C (60°F) and the maximum reaching a warm 34°C (94°F). Expect 246 mm (9.7 in) of precipitation over 25 days, accompanied by a high average humidity of 87%, creating a truly lush environment.

December Temperature in Antonina

In December in Antonina, the average temperature is 23°C (73°F). Maximums can reach 34°C (94°F), and minimums can be as low as 15°C (60°F). This pleasant weather makes it an ideal time for travelers to enjoy outdoor activities and sightseeing.

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

The chart illustrates December temperature patterns in Antonina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Antonina, December typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec767574706664626366687073
Data source: Temperature data for Antonina 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 Antonina

In Antonina in December, the total precipitation amount is 246 mm (9.7 in), spread over the course of 25 days.

December Precipitation Trends in Antonina

The chart displays monthly precipitation patterns in Antonina, 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 Antonina, December typically receives around 246 mm (9.7 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec2872452451181391144795111222179247
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Antonina

In Antonina in December humidity is 87%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel sticky and challenging as sweat lingers on your skin, turning every step into a small effort and making refreshing breaks a necessity.

December Average Humidity in Antonina

This chart illustrates the average monthly humidity levels in Antonina, 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 Antonina is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%87%85%85%83%78%73%73%71%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Antonina

In Antonina 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 Antonina.

Maximum UV Index Levels in Antonina for December

The chart shows the monthly maximum UV Index (UVI) for Antonina 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 Antonina typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141311766811131415
Data source: Antonina 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 Antonina Compares to Other Months

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

This table compares monthly weather conditions in Antonina, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)287 mm (11.3 inches)89%extreme
February Weather24°C (75°F)245 mm (9.6 inches)86%extreme
March Weather23°C (74°F)245 mm (9.6 inches)87%extreme
April Weather21°C (70°F)118 mm (4.6 inches)85%extreme
May Weather19°C (66°F)139 mm (5.5 inches)84%high
June Weather18°C (64°F)114 mm (4.5 inches)83%high
July Weather17°C (62°F)47 mm (1.8 inches)78%high
August Weather17°C (63°F)95 mm (3.7 inches)73%very high
September Weather19°C (67°F)111 mm (4.4 inches)73%extreme
October Weather20°C (69°F)222 mm (8.7 inches)71%extreme
November Weather21°C (70°F)179 mm (7.1 inches)83%extreme
December Weather23°C (73°F)246 mm (9.7 inches)87%extreme

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