Day
28 °C
Night
19 °C
Sea
26 °C
Precipitation
109 mm
in month
Rainy days
14 days
in month
Daylight
11 hours
average
Sunshine
8 hours
average
Humidity
75 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
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We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
The tropical climate of Luquillo, Puerto Rico, presents a delightful range of weather characteristics. Daytime temperatures average between 28 °C (83 °F) in the cooler month of January to peaks of 32 °C (89 °F) during the warmest month of August. Nighttime temperatures offer a comfortable range from 19 °C (67 °F) in February to a balmy 23 °C (74 °F) in July. For ocean enthusiasts, sea temperatures span from a refreshing 26 °C (79 °F) in February to a peak warmth of 29 °C (84 °F) in September. Each month brings a unique blend of sun, rain, and wind, painting a vibrant picture of this tropical paradise.
January ushers in the tourist season as the lowest daytime temperatures are recorded at 28 °C (83 °F), yet the sea remains inviting at 26 °C (79 °F). Rainfall sees a decreasing trend, measuring 109 mm (4.29 in), while the total number of rainy days begins to lessen. As January unfolds, there is an uptick in the duration of sunny skies.
As the high season for tourism persists, February brings the lowest sea temperatures of the year to 26 °C (79 °F), coinciding with the chilliest nights at 19 °C (67 °F). The decrease in rainfall continues, evidenced by a reduced count of rainy days at 13 days. The number of sunny hours per day reaches impressive levels, hitting an average of 8 hours.
The tourist season remains in full swing in March. The exodus of moisture is at its peak this month, with the count of rainy days at its annual nadir. The daytime warmth gently increases, averaging 29 °C (84 °F), accompanied by a dip in humidity to a mild 72 %. The zenith of cloudless sunny hours hits a monthly high, clocking in at 9 hours.
April witnesses the onset of warmer days with an average of 30 °C (85 °F), while the sea temperature gradually ascends. The number of rainy days begins to increase, reaching 12 days. Tourism continues to thrive at this stage. The night temperature rise also makes its initial appearance, attaining 20 °C (69 °F).
May marks a steady climb in daytime temperatures to a warm 30 °C (87 °F), with the sea temperature also enjoying an increase to 27 °C (81 °F). The trend in rainy days continues upward, leading to a total of 15 days, with the pinnacle of rainfall volume hitting its yearly maximum. The tourist season is in its prime as the nightly temperatures also rise to 22 °C (71 °F).
June sees a desirable tourist season with daytime temperatures at 31 °C (88 °F) and sea temperatures at 28 °C (82 °F). The onset of fewer rainy days commences, indexed at 14 days, and the rainfall volume begins its decrease, totaling 150 mm (5.89 in). The duration of sunshine without clouds gets a boost this month.
In Luquillo, July introduces an ascending pattern in the number of rainy days. The tourism season remains vigorous with an average of 9 hours of sunlight per day. July also reaches a peak in wind speed, signifying the busiest wind conditions of the year. Meanwhile, nighttime temperatures attain their highest average of 23 °C (74 °F).
The tourist season continues in August with the top day temperatures for the year and the beginning of a slight decrease in the number of cloud-free sunny hours, now at 9 hours. Concurrently, the rainfall volume experiences a modest rise.
September sees the start of an increase in rainy days, tallied at 17 days in Luquillo, while the rainfall volume also witnesses an upturn, reaching 176 mm (6.92 in). Notably, the sea temperature attains its maximum warmth. The descent in sunny hours continues, with the daily average now at 8 hours.
In October, Luquillo begins to experience cooler day temperatures, averaging 31 °C (88 °F) and a corresponding decline in nighttime temperatures to 22 °C (72 °F). Rainfall volume escalates further, concurrent with a downturn in sunlight hours to 7 hours. The peak in humidity is also observed in October as is the minimum in wind speeds.
The declining trend in daytime temperatures continues in November, documented at 30 °C (86 °F), while seawater gradually cools. The peak in rainy days is attained this month. Night temperatures taper off just like the preceding month, registering an average of 21 °C (70 °F). The least amount of sunny hours is noted, now hitting 7 hours.
December ushers in the onset of the tourist season as day temperatures begin to drop to an average of 29 °C (83 °F) and the sea temperature similarly declines. The start of a downturn in rainfall volume happens as well, marking 151 mm (5.93 in). The count in rainy days begins to regress, noted at 17 days. The day length reaches its minimum.
January in Luquillo is relatively dry, with rain occurring on about 14 days throughout the month.
Expect daytime temperatures to average 28 °C (83 °F), ideal for outdoor activities, though some may find it quite warm under the direct sun. Make sure to bring necessities such as flip-flops, sunscreen, and perhaps a fan to stay cool.
Temperatures in March offer a pleasant warmth that is typically very agreeable and should not induce discomfort.
The sea temperature is on the rise, approaching an inviting 27 °C (80 °F) - perfect for long swims in Luquillo's clear blue waters.
In May, you can expect a higher chance of rain with approximately 15 days likely to be wet.
Indeed, June is ideal for a visit as it boasts of warm 31 °C (88 °F) days, perfect swimming conditions with the sea at 28 °C (82 °F), and comfortably cool 23 °C (73 °F) nights.
Nighttime in July typically offers an average temperature of 23 °C (74 °F), an excellent climate for a variety of evening activities.
Throughout August in Luquillo, sun-filled hours are plentiful, averaging about 9 hours.
Humidity in September in Luquillo stands at a slightly higher rate of 77 %, which may only affect those highly sensitive to moisture.
October's wind conditions in Luquillo deliver an average speed of 3 m/s, indicating typically gentle breezes that won't disrupt your vacation.
November in Luquillo is the rainiest month, with an expected peak in rainy days, averaging around 18 days.
While December is not classified as a dry month in Luquillo, rainfall does tend to decrease, with rain anticipated on roughly 17 days in the month.