Luquillo Weather in December
December in Luquillo brings high temperatures, with daytime highs of 28°C (82°F) and nights around 24°C (75°F). Quite a bit of rainfall is expected, around 84 mm (3.3 in), so pack an umbrella.
Rainfall in Luquillo in December
The climate data from previous years indicates about 21 days of rain, averaging 84 mm (3.3 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Luquillo in December
Weather in Luquillo is at its excellent in December. Highs reach 28°C (82°F), while nights settle around 24°C (75°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Luquillo in December
Expect sunny days throughout the month, with an estimated 216 hours of sunshine. This makes it a pleasant time to visit Luquillo.If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Luquillo.
Luquillo Temperature in December
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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 December, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
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 December
Historical weather records for Luquillo in December
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 December
According to our 20 years of weather records for Luquillo, the following extremes were recorded between 2005 and 2025.
- On December 7, 2015, temperatures climbed to 37°C (99°F), marking the warmest December day on record.
- On December 29, 2010, Luquillo saw its coldest December day with temperatures maxing out at 25°C (77°F).
- The coldest night in December in Luquillo was on December 4, 2010, with a minimum of 18°C (64°F).
- The wettest December day on record brought 45 mm (1.8 in) of precipitation to Luquillo (December 16, 2014).
Best Places in Puerto Rico in December
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 December →
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 December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Luquillo in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
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 December
Where to go in December - average daytime high across popular destinations.
Rio Grande
28°C (82°F) San Juan29°C (84°F) Aguada
28°C (82°F) Rincon28°C (82°F) Luquillo28°C (82°F) Culebra28°C (82°F) Vieques28°C (82°F) Fajardo28°C (82°F) 
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