Luquillo Weather in May
During May, Luquillo experiences high daytime temperatures of 29°C (84°F) and cooler nights around 25°C (77°F). Expect quite a bit of rainfall. Around 129 mm (5.1 in) is typical.
Rainfall in Luquillo in May
On average, there are about 16 days with rain during this month, averaging 129 mm (5.1 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Luquillo in May
Temperatures in Luquillo in May top out at 29°C (84°F) and drop to 25°C (77°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Luquillo in May
The city usually sees around 255 hours of sunlight, indicating many sunny days , a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April and December typically offer the best weather for Luquillo.
Luquillo Temperature in May
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Luquillo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Luquillo - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Luquillo typically stay consistent throughout May, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Luquillo in May
Browse day-by-day weather records for Luquillo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Luquillo historical weather extremes in May
Based on 21 years of weather observations in Luquillo between 2005 and 2026, these are the recorded extremes.
- Luquillo recorded its highest May temperature of 34°C (93°F) on May 21, 2005.
- On May 10, 2014, Luquillo saw its coldest May day with temperatures maxing out at 25°C (77°F).
- The coldest night in May in Luquillo was on May 21, 2011, with a minimum of 21°C (70°F).
- The wettest May day on record brought 70 mm (2.8 in) of precipitation to Luquillo (May 23, 2024).
Best Places in Puerto Rico in May
Find out more about the weather in Puerto Rico and which places have the best travel conditions in this month. See all of Puerto Rico in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Luquillo in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Luquillo in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Luquillo 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Luquillo climate overview or explore weather in Puerto Rico.
Popular in May
Where to go in May - average daytime high across popular destinations.
San Juan
30°C (86°F) Rio Grande29°C (84°F) Aguada
29°C (84°F) Luquillo29°C (84°F) Culebra28°C (82°F) Rincon29°C (84°F) Vieques
28°C (82°F) Fajardo29°C (84°F) 
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