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May Weather in Yauco, Puerto Rico

Last updated: August 31, 2025

In May, the average temperature in Yauco, Puerto Rico hovers around 25°C (78°F), providing a pleasant climate for outdoor activities. Expect minimums of 22°C (72°F) and maximums reaching 29°C (85°F). However, be prepared for some rain, as 67 mm (2.6 in) of precipitation typically falls over 16 days, with an average humidity of 76% adding to the tropical feel.

May Temperature in Yauco

In May in Yauco, the average temperature is 25°C (78°F). Maximums can reach 29°C (85°F), and minimums can be as low as 22°C (72°F). This mild weather makes it an ideal time for traveling and enjoying outdoor activities.

May Weather in Yauco: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Yauco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yauco, May typically has an average temperature of 25°C (78°F), with highs reaching up to 29°C (85°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec757575767879808180797877
Data source: Temperature data for Yauco 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 Yauco

In Yauco in May, the precipitation amount is 67 mm (2.6 in), spread over a duration of 16 days.

May Precipitation Trends in Yauco

The chart displays monthly precipitation patterns in Yauco, 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 Yauco, May typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec19265355676190941671078725
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Yauco

In Yauco in May 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.

May Average Humidity in Yauco

This chart illustrates the average monthly humidity levels in Yauco, 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 Yauco 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 Yauco

In Yauco 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 Yauco, you can check here.

Maximum UV Index Levels in Yauco for May

The chart shows the monthly maximum UV Index (UVI) for Yauco 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 Yauco typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131414131313131298
Data source: Yauco 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 Yauco Compares to Other Months

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

This table compares monthly weather conditions in Yauco, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)19 mm (0.8 inches)76%very high
February Weather24°C (76°F)26 mm (1.0 inches)75%extreme
March Weather24°C (76°F)53 mm (2.1 inches)75%extreme
April Weather25°C (76°F)55 mm (2.1 inches)76%extreme
May Weather25°C (78°F)67 mm (2.6 inches)76%extreme
June Weather26°C (80°F)61 mm (2.4 inches)78%extreme
July Weather27°C (80°F)90 mm (3.5 inches)81%extreme
August Weather27°C (81°F)94 mm (3.7 inches)80%extreme
September Weather27°C (80°F)167 mm (6.6 inches)79%extreme
October Weather26°C (79°F)107 mm (4.2 inches)78%extreme
November Weather26°C (78°F)87 mm (3.4 inches)78%very high
December Weather25°C (77°F)25 mm (1.0 inches)77%very high

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