The weather in May in Puerto Rico

It's hot in May in Puerto Rico with an average temperature of 31°C. Temperatures this month range from a low of 31°C to a high of 32°C. At night, you can expect temperatures between 25°C and 26°C.

Looking for sun? May isn’t a good month to be in Puerto Rico. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Puerto Rico. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 35°C in 2020, Puerto Rico reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 25°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 21°C to a highest value of 28°C.

Rainfall amount

In May, there is an average of 100 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the East.

Daily weather in May for Puerto Rico

Click on any day in May to get detailed info about the usual weather on that day in Puerto Rico. Check out the historical temperatures and precipitation over the past 10 years on this day.

May weather comparison

  Puerto Rico New York
Average temperature 31°C 22°C
Max. temperature 32°C 28°C
Min. temperature 25°C -5°C
Total precipitation 100 mm 105 mm
Rainy days 14 days 14 days

Start of May

The month of May starts in Puerto Rico with hot temps, averaging around 32°C during the day and nights around 25°C.

Mid May

By mid-May, daytime temps stay steady at around 32°C, with nights around 26°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of May

By the end of May, the average daytime temperature in Puerto Rico is around 32°C, while nighttime temps are about 26°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable vacations to Puerto Rico

UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

The hurricane season in Puerto Rico runs from June to November.

Check out the climate of Puerto Rico for all months and discover the best travel time

The climate in Puerto Rico is based on weather data from San Juan. Other spots might have different weather. You can check out all destinations in Puerto Rico to get the full picture of the climate.

Temperature charts

These charts show the average temperatures in May in Puerto Rico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Puerto Rico

Temperature in May in Puerto Rico over the years

Precipitation charts

These charts show the average amount of precipitation in May in Puerto Rico. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in May in Puerto Rico

Total precipitation in May in Puerto Rico over the years

Daily UV index in May in Puerto Rico

This chart shows the average daily UV index in May in Puerto Rico, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in May in Puerto Rico

The weather in May in Puerto Rico is rated 4 out of 5 stars by 1 visitor. Have you been to Puerto Rico? Share your weather experience to help other visitors.

Write your own review Down
Weather experience:Good StarStarStarStar

During the day it was warm and sunny, which was ideal for active recreation. The only downside was occasional rain in the afternoon, but it was brief and refreshing. A pleasant surprise!— This text is automatically translated to English

Have you been to Puerto Rico in May?

Share your weather experience in May in Puerto Rico.

Your email will not be shown in the review and will not be shared with others.

Average weather in Puerto Rico by month

Click on a month below to see detailed weather info for Puerto Rico. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.