May Weather in San Andres Puerto Rico, Mexico

Last updated: August 26, 2025

In May, the average temperature in San Andres Puerto Rico, Mexico is a pleasant 19°C (66°F), with daily variations ranging from a cool 10°C (51°F) to a warm 28°C (84°F). You can expect about 316 mm (12.4 in) of precipitation over 20 days, contributing to an average humidity of 64%. Perfect weather for exploring!

May Temperature in San Andres Puerto Rico

In May in San Andres Puerto Rico, the average temperature is 19°C (66°F), with maximums reaching 28°C (84°F) and minimums dropping to as low as 10°C (51°F). This pleasant climate makes San Andres Puerto Rico an ideal destination for travelers seeking mild weather and outdoor activities.

May Weather in San Andres Puerto Rico: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Andres Puerto Rico, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Andres Puerto Rico, May typically has an average temperature of 19°C (66°F), with highs reaching up to 28°C (84°F) and lows dropping to around 10°C (51°F).

Data source: Temperature data for San Andres Puerto Rico generated using information from the Copernicus Climate Change Service.

May Precipitation in San Andres Puerto Rico

In San Andres Puerto Rico in May, the total precipitation amount is 316 mm (12.4 in) over the course of 20 days.

May Precipitation Trends in San Andres Puerto Rico

The chart displays monthly precipitation patterns in San Andres Puerto Rico, 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 San Andres Puerto Rico, May typically receives around 316 mm (12.4 inches) of precipitation spread over approximately 20 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in San Andres Puerto Rico

In San Andres Puerto Rico in May humidity is 64%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making travel both refreshing and slightly drizzly, ideal for leisurely exploration but a reminder to stay hydrated.

May Average Humidity in San Andres Puerto Rico

This chart illustrates the average monthly humidity levels in San Andres Puerto Rico, 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 San Andres Puerto Rico is approximately 64%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Andres Puerto Rico

In San Andres Puerto Rico in May, 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 San Andres Puerto Rico.

Maximum UV Index Levels in San Andres Puerto Rico for May

The chart shows the monthly maximum UV Index (UVI) for San Andres Puerto Rico 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 San Andres Puerto Rico typically reaches 15, which falls under the extreme exposure category.

Data source: San Andres Puerto Rico 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 San Andres Puerto Rico Compares to Other Months

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

This table compares monthly weather conditions in San Andres Puerto Rico, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (58°F)	35 mm (1.4 inches)	83%	extreme
February Weather	16°C (61°F)	15 mm (0.6 inches)	76%	extreme
March Weather	17°C (63°F)	22 mm (0.9 inches)	66%	extreme
April Weather	18°C (65°F)	58 mm (2.3 inches)	59%	extreme
May Weather	19°C (66°F)	316 mm (12.4 inches)	64%	extreme
June Weather	18°C (65°F)	591 mm (23.3 inches)	69%	extreme
July Weather	18°C (64°F)	204 mm (8.0 inches)	82%	extreme
August Weather	18°C (64°F)	267 mm (10.5 inches)	87%	extreme
September Weather	18°C (64°F)	387 mm (15.2 inches)	87%	extreme
October Weather	17°C (63°F)	285 mm (11.2 inches)	88%	extreme
November Weather	16°C (61°F)	67 mm (2.6 inches)	88%	extreme
December Weather	15°C (59°F)	37 mm (1.4 inches)	88%	very high