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May Weather in H. Rivera Colon, Puerto Rico

Last updated: August 31, 2025

In May, the average temperature in H. Rivera Colon, Puerto Rico is a comfortable 25°C (78°F). Expect the mercury to dip as low as 21°C (70°F) and occasionally soar to 31°C (88°F). However, be prepared for some rain, as 78 mm (3.1 in) of precipitation can fall over 19 days. With an average humidity of 75%, the weather can feel quite muggy, so dress accordingly!

May Temperature in H. Rivera Colon

In May in H. Rivera Colon, the average temperature is 25°C (78°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop to as low as 21°C (70°F). This makes H. Rivera Colon an ideal destination for warm-weather activities and outdoor exploration.

May Weather in H. Rivera Colon: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in H. Rivera Colon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In H. Rivera Colon, May typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (88°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec747474767879808080787776
Data source: Temperature data for H. Rivera Colon 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 H. Rivera Colon

In H. Rivera Colon in May, the precipitation amount is 78 mm (3.1 in), occurring over the course of 19 days.

May Precipitation Trends in H. Rivera Colon

The chart displays monthly precipitation patterns in H. Rivera Colon, 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 H. Rivera Colon, May typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec3742787078789110218215510745
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in H. Rivera Colon

In H. Rivera Colon in May, humidity is 75%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and heavy, but also vibrant and alive, as the air is saturated with the scents of the surroundings and the energy of the environment.

May Average Humidity in H. Rivera Colon

This chart illustrates the average monthly humidity levels in H. Rivera Colon, 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 H. Rivera Colon is approximately 75%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in H. Rivera Colon

In H. Rivera Colon 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 H. Rivera Colon, you can check here.

Maximum UV Index Levels in H. Rivera Colon for May

The chart shows the monthly maximum UV Index (UVI) for H. Rivera Colon 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 H. Rivera Colon typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131313131298
Data source: H. Rivera Colon 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 H. Rivera Colon Compares to Other Months

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

This table compares monthly weather conditions in H. Rivera Colon, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)37 mm (1.5 inches)76%very high
February Weather23°C (74°F)42 mm (1.6 inches)75%extreme
March Weather24°C (75°F)78 mm (3.1 inches)74%extreme
April Weather24°C (76°F)70 mm (2.8 inches)75%extreme
May Weather25°C (78°F)78 mm (3.1 inches)75%extreme
June Weather26°C (79°F)78 mm (3.1 inches)77%extreme
July Weather27°C (80°F)91 mm (3.6 inches)80%extreme
August Weather27°C (80°F)102 mm (4.0 inches)80%extreme
September Weather26°C (80°F)182 mm (7.2 inches)79%extreme
October Weather26°C (79°F)154 mm (6.1 inches)78%extreme
November Weather25°C (77°F)107 mm (4.2 inches)78%very high
December Weather24°C (76°F)45 mm (1.8 inches)76%very high

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