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Temperatures in May

It's warm in May in Puerto Rico with an average temperature of 24°C. Temperatures this month range from a low of 23°C to a high of 25°C. At night, you can expect temperatures between 18°C and 19°C.

Max and Min Temperatures per Day

Daily Temperature in May in Puerto Rico

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Puerto Rico in May. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of May

The month of May starts in Puerto Rico with warm temperatures, averaging around 24°C during the day and nights close to 19°C. There’s little chance of precipitation. The weather is mostly sunny and dry.

Mid-May

By mid-May, the average daytime temperature rises to around 25°C, with nights close to 19°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.

End of May

By the end of May, the average daytime temperature in Puerto Rico will be around 24°C, with nights close to 19°C. No precipitation expected, with plenty of sunshine on the horizon.

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Water temperature

The water temperature at Puerto Rico is 22°C this month. Pleasant for a swim.

Precipitation in May

According to weather history, there is only 2,2 mm of precipitation in May. The wind speed is around 6 Bft, mostly coming from the East.

The average chance of precipitation is only 4% in May.

Precipitation Chance

Daily precipitation chance in percentages for Puerto Rico in May

This chart shows the daily precipitation chance (in percentages) in May for Puerto Rico. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Puerto Rico in May

London
Temperature Average Temperature
24°C 18°C
Sun High Temp
25°C 21°C
Sun Low Temp
23°C 15°C
Rain Total Precipitation
2,2 mm 46 mm
Rain Rainy Days
1 day 8 days

UV index

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

Is May a good time to visit Puerto Rico?

Want nice weather? Then May is a great time to be in Puerto Rico. You’ll have pleasant temperatures and little chance of rain this month.

Temperature records for Puerto Rico in May

With 32°C, Puerto Rico hit the highest temperature in the last 10 years in May 2015. The lowest daytime temperature in this month was 19°C in 2018. The extreme night temperatures ranged from a low of 13°C to a high of 24°C.

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Daily Temperature in May in Puerto Rico

This chart shows the average daily temperatures, both day and night, for each day in May in Puerto Rico, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in May in Puerto Rico

Daily Precipitation in May in Puerto Rico

The chart below shows the average daily precipitation in May for Puerto Rico, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect about 1 day of rain in Puerto Rico.

Daily Precipitation in May in Puerto Rico

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.

Daily UV Index in May in Puerto Rico

Temperature in May in Puerto Rico Over the Years

This chart shows the average temperature in May in Puerto Rico, measured in degrees Celsius, over the past years.

Temperature in May in Puerto Rico Over the Years

Total Precipitation in May in Puerto Rico Over the Years

This chart shows the average precipitation in May in Puerto Rico, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in May in Puerto Rico Over the Years

Daily climate in May for Puerto Rico

Click on a specific day in May for detailed info on the typical weather on that day in Puerto Rico. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Puerto Rico

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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.


Or check out the climate of Puerto Rico for all months at once

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