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Weather in May in Puerto Rico

Planning a getaway to Puerto Rico this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Puerto Rico in May?

May in Puerto Rico generally has temperatures that range from warm to very warm, with precipitation levels ranging from moderate to heavy.

Temperatures

The average maximum daytime temperatures vary from warm in Vieques at 28°C to very warm in Dorado at 30°C. Nighttime temperatures generally drop to 24°C in Dorado and 26°C in Vieques. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in El Combate with an average of 63 mm to heavy rainfall in Utuado with 177 mm.

Average sunshine

The days are mostly sunny, with an average total of around 255 hours of sunshine in San Juan. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For specific regional insights in Puerto Rico for May, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Puerto Rico climate page.

Where to go in Puerto Rico in May

Find more information for the most popular destinations in the Puerto Rico on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in May for the 5 most popular destinations in Puerto Rico?

San Juan

In May San Juan generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 24°C and high monthly rainfall. So on average the conditions are tolerable that month.

San Juan
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
30°C 
23°C 
268 hours 
91 mm 
14 days 
30°C 
24°C 
255 hours 
134 mm 
16 days 
June   >> June
>>  
31°C 
25°C 
259 hours 
92 mm 
17 days 
Climate in San Juan

Rincon

In May Rincon generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Rincon
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
28°C 
24°C 
45 mm 
13 days 
29°C 
25°C 
81 mm 
15 days 
June   >> June
>>  
30°C 
26°C 
61 mm 
15 days 
Climate in Rincon

Vieques

In May Vieques generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and high monthly rainfall. So on average the conditions are pleasant that month.

Vieques
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
28°C 
25°C 
268 hours 
63 mm 
14 days 
28°C 
26°C 
255 hours 
112 mm 
16 days 
June   >> June
>>  
29°C 
26°C 
259 hours 
100 mm 
16 days 
Climate in Vieques

Culebra

In May Culebra generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Culebra
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
28°C 
25°C 
54 mm 
14 days 
28°C 
26°C 
98 mm 
16 days 
June   >> June
>>  
29°C 
26°C 
82 mm 
16 days 
Climate in Culebra

Fajardo

In May Fajardo generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°C and high monthly rainfall. So on average the conditions are pleasant that month.

Fajardo
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
28°C 
24°C 
268 hours 
85 mm 
14 days 
29°C 
25°C 
255 hours 
132 mm 
16 days 
June   >> June
>>  
30°C 
26°C 
259 hours 
112 mm 
17 days 
Climate in Fajardo

Is your destination not in the list? Have a look at other destinations in Puerto Rico.

Is May the best time to visit Puerto Rico?

Given the typically tolerable weather conditions in San Juan, May may not be the ideal time to visit Puerto Rico.

On average, the best time to visit Puerto Rico is in January, February, March and December with generally perfect weather in San Juan. In contrast, May, July, August, September, October and November tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Puerto Rico. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Puerto Rico? Get detailed historical weather averages for many cities in Puerto Rico.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.