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December Weather in Puerto Rosario, Paraguay

Last updated: August 31, 2025

In Puerto Rosario, Paraguay, the average temperature in December is a warm 28°C (82°F). Expect a comfortable minimum of 16°C (61°F), while temperatures can peak at a sizzling 39°C (102°F). During this month, you can anticipate 155 mm (6.1 in) of rainfall spread over 11 days, contributing to an average humidity of 84%.

December Temperature in Puerto Rosario

In December in Puerto Rosario, the average temperature is 28°C (82°F), with maximums reaching 39°C (102°F) and minimums dropping to as low as 16°C (61°F). This makes it an ideal month for travelers seeking warm weather while enjoying cooler evenings.

December Weather in Puerto Rosario: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Puerto Rosario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Rosario, December typically has an average temperature of 28°C (82°F), with highs reaching up to 39°C (102°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec838180756966656975788082
Data source: Temperature data for Puerto Rosario 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 Puerto Rosario

In Puerto Rosario in December, the total precipitation amount is 155 mm (6.1 in) distributed over a span of 11 days.

December Precipitation Trends in Puerto Rosario

The chart displays monthly precipitation patterns in Puerto Rosario, 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 Puerto Rosario, December typically receives around 155 mm (6.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec15911212712213674385872180159155
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Puerto Rosario

In Puerto Rosario in December humidity is 84%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel sticky and exhausting for traveling.

December Average Humidity in Puerto Rosario

This chart illustrates the average monthly humidity levels in Puerto Rosario, 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 Puerto Rosario is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%76%76%76%75%65%60%43%47%52%71%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Puerto Rosario

In Puerto Rosario 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 Puerto Rosario.

Maximum UV Index Levels in Puerto Rosario for December

The chart shows the monthly maximum UV Index (UVI) for Puerto Rosario 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 Puerto Rosario typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141311867810131415
Data source: Puerto Rosario 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 Puerto Rosario Compares to Other Months

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

This table compares monthly weather conditions in Puerto Rosario, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather29°C (84°F)159 mm (6.3 inches)80%extreme
February Weather27°C (82°F)112 mm (4.4 inches)75%extreme
March Weather26°C (80°F)127 mm (5.0 inches)76%extreme
April Weather24°C (75°F)122 mm (4.8 inches)76%extreme
May Weather21°C (69°F)136 mm (5.3 inches)75%very high
June Weather19°C (67°F)74 mm (2.9 inches)65%high
July Weather18°C (65°F)38 mm (1.5 inches)60%high
August Weather20°C (69°F)58 mm (2.3 inches)43%very high
September Weather24°C (75°F)72 mm (2.8 inches)47%very high
October Weather25°C (78°F)180 mm (7.1 inches)52%extreme
November Weather27°C (80°F)159 mm (6.2 inches)71%extreme
December Weather28°C (82°F)155 mm (6.1 inches)84%extreme

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