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May Weather in La Plena, Puerto Rico

Last updated: August 31, 2025

In May, the average temperature in La Plena, Puerto Rico is a pleasant 25°C (77°F). You can expect the minimum to dip to 22°C (71°F) and reach a maximum of 29°C (85°F). With an average humidity of 76% and precipitation amounting to 76 mm (3.0 in) spread over 20 days, it's an ideal time to revel in the vibrant atmosphere!

May Temperature in La Plena

In May in La Plena, the average temperature is 25°C (77°F). The maximum can reach 29°C (85°F) and the minimum can be as low as 22°C (71°F). This pleasant weather makes La Plena an ideal destination for travelers looking to enjoy mild and comfortable conditions.

May Weather in La Plena: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in La Plena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Plena, May typically has an average temperature of 25°C (77°F), with highs reaching up to 29°C (85°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec747474757778798079787776
Data source: Temperature data for La Plena 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.

May Precipitation in La Plena

In La Plena in May, the precipitation amount is 76 mm (3.0 in) over the course of 20 days.

May Precipitation Trends in La Plena

The chart displays monthly precipitation patterns in La Plena, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In La Plena, May typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec37396260767110610517313610646
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in La Plena

In La Plena in May, humidity is 76%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel muggy and requiring frequent breaks to stay refreshed.

May Average Humidity in La Plena

This chart illustrates the average monthly humidity levels in La Plena, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in La Plena is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%75%76%76%78%81%80%79%79%78%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in La Plena

In La Plena in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in La Plena, you can check here.

Maximum UV Index Levels in La Plena for May

The chart shows the monthly maximum UV Index (UVI) for La Plena in May, 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 May, the maximum UV index in La Plena typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141313131412109
Data source: La Plena May 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 May Weather in La Plena Compares to Other Months

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

This table compares monthly weather conditions in La Plena, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)37 mm (1.5 inches)76%very high
February Weather23°C (75°F)39 mm (1.5 inches)75%extreme
March Weather24°C (75°F)62 mm (2.4 inches)75%extreme
April Weather24°C (76°F)60 mm (2.4 inches)76%extreme
May Weather25°C (77°F)76 mm (3.0 inches)76%extreme
June Weather26°C (79°F)71 mm (2.8 inches)78%extreme
July Weather26°C (80°F)106 mm (4.2 inches)81%extreme
August Weather26°C (80°F)105 mm (4.1 inches)80%extreme
September Weather26°C (80°F)173 mm (6.8 inches)79%extreme
October Weather26°C (79°F)136 mm (5.4 inches)78%extreme
November Weather25°C (78°F)106 mm (4.2 inches)78%very high
December Weather24°C (76°F)46 mm (1.8 inches)77%very high

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