Puerto Rico weather in May

Are you planning a trip to Puerto Rico in May and wondering what kind of weather to expect? Look no further than this page for all the information you need.

What is the weather like in Puerto Rico in May?

The weather conditions in Puerto Rico in May vary from tolerable to perfect depending on the destination.

During May in Puerto Rico, the average maximum temperature varies from high in Vieques with 28°C (83°F) to very high in Dorado with 30°C (87°F). These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

Precipitation in May varies from moderate in El Combate with an average of 63mm (2.50 inches) of rainfall to heavy in Utuado with 177mm (6.96 inches). It is also generally a sunny time of year with an average of 255 hours of sunshine in San Juan during the entire month.

To learn more about the weather conditions in specific areas of Puerto Rico, check out the map below.

Where to go in Puerto Rico in May

Find the average weather conditions in May for the most popular destinations in Puerto Rico on the map below. Click on a destination dot for more detailed information.

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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 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in Puerto Rico

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

Average weather in San Juan

In May San Juan generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are tolerable that month.

San Juan
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
30°C / 85°F 
23°C / 73°F 
268 hours 
91mm / 3.57" 
14 days 
30°C / 86°F 
24°C / 75°F 
255 hours 
134mm / 5.26" 
16 days 
June   >> June
>>  
31°C / 88°F 
25°C / 77°F 
259 hours 
92mm / 3.61" 
17 days 
Climate in San Juan

Average weather in Rincon

In May Rincon generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (78°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Rincon
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
28°C / 82°F 
24°C / 76°F 
45mm / 1.76" 
13 days 
29°C / 84°F 
25°C / 78°F 
81mm / 3.19" 
15 days 
June   >> June
>>  
30°C / 86°F 
26°C / 79°F 
61mm / 2.39" 
15 days 
Climate in Rincon

Average weather in Vieques

In May Vieques generally has high temperatures with maximum daytime temperatures around 28°C (83°F), minimum nighttime temperatures around 26°C (78°F) and high monthly rainfall. So on average the conditions are pleasant that month.

Vieques
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
28°C / 82°F 
25°C / 77°F 
268 hours 
63mm / 2.48" 
14 days 
28°C / 83°F 
26°C / 78°F 
255 hours 
112mm / 4.42" 
16 days 
June   >> June
>>  
29°C / 84°F 
26°C / 79°F 
259 hours 
100mm / 3.92" 
16 days 
Climate in Vieques

Average weather in Culebra

In May Culebra generally has high temperatures with maximum daytime temperatures around 28°C (83°F), minimum nighttime temperatures around 26°C (78°F) and high monthly rainfall. So on average the conditions are perfect that month.

Culebra
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
28°C / 82°F 
25°C / 77°F 
54mm / 2.14" 
14 days 
28°C / 83°F 
26°C / 78°F 
98mm / 3.86" 
16 days 
June   >> June
>>  
29°C / 84°F 
26°C / 79°F 
82mm / 3.24" 
16 days 
Climate in Culebra

Average weather in Fajardo

In May Fajardo generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are pleasant that month.

Fajardo
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
28°C / 82°F 
24°C / 75°F 
268 hours 
85mm / 3.33" 
14 days 
29°C / 84°F 
25°C / 77°F 
255 hours 
132mm / 5.18" 
16 days 
June   >> June
>>  
30°C / 85°F 
26°C / 78°F 
259 hours 
112mm / 4.40" 
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 go to Puerto Rico?

In our opinion May is not the best time to visit Puerto Rico with commonly tolerable weather in San Juan.

On average the best time to visit Puerto Rico is in January, February, March and December with generally perfect weather in San Juan. The worst months are May, July, August, September, October and November that can 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 climate conditions. Find out where to go with our weather planner.