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December Weather in Barceloneta, Puerto Rico

Last updated: August 31, 2025

In December, the average temperature in Barceloneta, Puerto Rico is a warm 25°C (78°F). Expect minimums of 22°C (71°F) and maximums reaching 31°C (88°F). You'll experience an average humidity of 76%, along with 44 mm (1.7 in) of precipitation spread over 16 days. Enjoy the vibrant climate while being prepared for occasional showers!

December Temperature in Barceloneta

In December in Barceloneta, the average temperature is 25°C (78°F). Maximums can reach 31°C (88°F) and minimums can be as low as 22°C (71°F). This pleasant weather makes it an ideal destination for travelers looking to enjoy outdoor activities and explore the local scenery.

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

The chart illustrates December temperature patterns in Barceloneta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barceloneta, December typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (88°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec767676777981818281807977
Data source: Temperature data for Barceloneta 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 Barceloneta

In Barceloneta, in December, the precipitation amount is 44 mm (1.7 in) over the course of 16 days.

December Precipitation Trends in Barceloneta

The chart displays monthly precipitation patterns in Barceloneta, 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 Barceloneta, December typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec404482728580899519515210244
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Barceloneta

In Barceloneta in December humidity is 76%. With an average temperature of 25°C (78°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick, causing travelers to seek shade and refreshment more often.

December Average Humidity in Barceloneta

This chart illustrates the average monthly humidity levels in Barceloneta, 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 Barceloneta is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Barceloneta

In Barceloneta in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Barceloneta.

Maximum UV Index Levels in Barceloneta for December

The chart shows the monthly maximum UV Index (UVI) for Barceloneta 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 Barceloneta typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131313131298
Data source: Barceloneta 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 Barceloneta Compares to Other Months

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

This table compares monthly weather conditions in Barceloneta, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (76°F)40 mm (1.6 inches)76%very high
February Weather24°C (76°F)44 mm (1.7 inches)75%extreme
March Weather25°C (76°F)82 mm (3.2 inches)74%extreme
April Weather25°C (78°F)72 mm (2.8 inches)75%extreme
May Weather26°C (80°F)85 mm (3.3 inches)75%extreme
June Weather27°C (81°F)80 mm (3.2 inches)77%extreme
July Weather27°C (82°F)89 mm (3.5 inches)80%extreme
August Weather28°C (82°F)95 mm (3.8 inches)80%extreme
September Weather27°C (81°F)195 mm (7.7 inches)79%extreme
October Weather27°C (80°F)152 mm (6.0 inches)78%extreme
November Weather26°C (79°F)102 mm (4.0 inches)78%very high
December Weather25°C (78°F)44 mm (1.7 inches)76%very high

Compare Barceloneta's Climate with Cities Worldwide