July Weather in Luquillo, Puerto Rico

Last updated: August 31, 2025

July in Luquillo, Puerto Rico offers a tropical experience characterized by warm temperatures and high humidity. With a maximum daily temperature of 30°C (86°F) and an average of 27°C (81°F), visitors can expect a notably warm climate, ideal for beach activities. However, prepare for consistent rainfall, as the area records about 149 mm (5.9 in) of precipitation spread across 27 days, contributing to a humidity level hovering around 80%. This lush, vibrant environment showcases the beauty of the region while also requiring readiness for occasional showers, making July a uniquely refreshing month in this coastal paradise.

July Temperature in Luquillo

In July, Luquillo, Puerto Rico, experiences warm and inviting weather, with temperatures averaging around 27°C (81°F). The month starts off with minimums of 24°C (75°F) and peaks at a pleasant 30°C (86°F). This warm trend continues from the previous months, reflecting a gradual rise in temperatures as summer reaches its peak. July’s heat is complemented by the region's trademark tropical breezes, making it an ideal time for beachgoers and nature enthusiasts alike. With consistent warm temperatures, July serves as a highlight of Luquillo’s charming climate, inviting visitors to enjoy sun-soaked days and balmy evenings.

July Weather in Luquillo: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Luquillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luquillo, July typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec767676777980818181817978
Data source: Temperature data for Luquillo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Luquillo

In July, Luquillo, Puerto Rico experiences a significant surge in rainfall, with an impressive 149 mm (5.9 in) of precipitation recorded over 27 days. This marks a peak in the wet season, as the island transitions from June's rainfall of 110 mm (4.3 in). The trend shows that July not only has more precipitation than the preceding months but also comes just shy of the even wetter August, which averages 153 mm (6.0 in). The increased rainfall in July contributes to a lush, vibrant landscape, making it a prime time for nature lovers to explore the region, though visitors should be prepared for the frequent showers characteristic of summer in this tropical paradise.

July Precipitation Trends in Luquillo

The chart displays monthly precipitation patterns in Luquillo, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Luquillo, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5761787910911014915319618713281
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Luquillo

In July, Luquillo, Puerto Rico, experiences a notable increase in humidity, reaching 80%, a peak that is mirrored in August. This rise signifies a shift from the more balanced moisture levels observed from January to June, where humidity fluctuates between 74% and 77%. The gradual climb through the early summer months underscores the transition into a more humid climate, characteristic of the Caribbean's warm season. Following July and August, the humidity starts to taper off slightly in the subsequent months, settling back to around 78% in September and October. This seasonal pattern highlights the tropical climate's influence, where summer months consistently bring higher humidity levels, creating a steamy, lush atmosphere ideal for enjoying Luquillo’s vibrant natural beauty.

July Average Humidity in Luquillo

This chart illustrates the average monthly humidity levels in Luquillo, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Luquillo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Luquillo

During July in Luquillo, Puerto Rico, the UV Index reaches a striking 12, categorizing it as extreme and indicating a burn time of just 10 minutes. This trend of high UV exposure continues from the intense readings observed in the preceding months of May and June, which also peaked at 13, and carries into August and September, when the index climbs even higher to 13 and 14, respectively. As you prepare for outdoor activities, it's crucial to remain vigilant, utilizing sunscreen and protective clothing throughout the summer months. For more details on the UV Index and its implications, visit Luquillo UV Index.

Maximum UV Index Levels in Luquillo for July

The chart shows the monthly maximum UV Index (UVI) for Luquillo in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Luquillo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131213141298
Data source: Luquillo July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

July Sunshine in Luquillo

In July, Luquillo, Puerto Rico, basks in a delightful 354 hours of sunshine, continuing a remarkable trend of bright and sunny months. Following a strong June, which offered 344 hours, July stands out as a peak summer month, showcasing the consistent warmth of the region. The sun-soaked days of summer are complemented by the steady increase from the early months of the year, starting from 258 hours in January and steadily climbing toward the sun-soaked heights of mid-year. While August still retains a vibrant 349 hours of sunshine, it's clear that July captures the essence of summer, making it an ideal time for beachgoers and sun-seekers to enjoy the stunning beauty of Luquillo. The steady sunlight in these warm months paints a picture of endless summer adventures under the Puerto Rican sun.

Monthly Sunshine Duration in Luquillo: July Highlighted

The July sunshine duration represents the total number of hours Luquillo experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec258h302h348h348h357h344h354h349h318h316h302h320h
Data source: Luquillo July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Luquillo During July

July in Luquillo, Puerto Rico, sees a 40% chance of sunny weather, a significant decline compared to the sunnier early months of the year. Following a promising February with 65% sun chances, the weather patterns shift as June's heavy rains settle in, causing a drop to 20%. Although July shows a slight improvement from June, it still lacks the vibrant sunshine typical of earlier months. As the summer heat continues, travelers and locals alike might find themselves navigating a mix of sun and clouds, making it wise to carry an umbrella. The trend suggests that while July is not the sunniest month, it still offers plenty of opportunities for enjoyable outdoor activities amid occasional showers.

Percentage of Sunny Days in July in Luquillo

The chart illustrates the percentage of sunny days in Luquillo throughout the year, with July highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Luquillo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%65%61%44%51%20%40%37%46%46%57%59%
Data source: Luquillo July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Luquillo in July

In Luquillo, Puerto Rico, July enjoys approximately 13 hours of daylight, mirroring the longer days of June. This trend of extended daylight hours begins in March, where the length increases from 12 hours to 13 by mid-year, creating a vibrant atmosphere perfect for outdoor activities. As summer unfolds, the daylight gradually tapers off, with August seeing a slight regression back to 12 hours. The shift back to shorter days starts in September, leading to a consistent 11 hours from October to December. This gradual ebb and flow of daylight throughout the year not only enhances the tropical charm of Luquillo but also offers residents and visitors an enchanting experience under the sun.

Average Daylight Hours in Luquillo for July

The chart illustrates the variation in daylight duration in Luquillo throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 12m13h 5m12h 42m12h 12m11h 41m11h 15m11h 2m
Data source: Luquillo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Luquillo

In July, Luquillo, Puerto Rico, experiences a pleasant uptick in wind speed, averaging 5.0 m/s (11 mph), which aligns with June's breezy conditions. This consistency in wind strength not only invigorates the tropical atmosphere but also enhances the allure of outdoor activities along the stunning coastline. As the dry season progresses into summer, winds remain relatively stable, providing a refreshing respite from the heat and contributing to the overall enchanting vibe of the region. Following July, a gentle decline in wind speed is observed, with August recording an average of 4.4 m/s (10 mph), suggesting a shift toward more tranquil days as summer unfolds.

Average July Wind Speed in Luquillo

The chart displays monthly wind speed patterns in Luquillo, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.04.43.74.24.75.0 m/s4.43.23.43.64.4
Data source: Luquillo July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Luquillo Compares to Other Months

Weather in Luquillo varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Luquillo, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather between July and January, July showcases a warmer and more humid climate, with average temperatures reaching around 27°C (81°F) and high humidity at 80%. The month experiences substantial precipitation, totaling 149 mm (5.9 in) over 27 days, making it one of the wetter months of the year. In contrast, January offers slightly cooler temperatures, with an average of 25°C (77°F) and lower humidity at 76%. Precipitation in January is also significantly reduced, with only 57 mm (2.3 in) falling over 17 days. For more detailed information, you can check Luquillo weather in January.

July and February exhibit notable differences in weather patterns. July tends to be warmer, with average temperatures peaking at 27°C (81°F) and reaching a maximum of 30°C (86°F), while February's temperatures are milder, averaging 24°C (76°F) with a maximum of 27°C (81°F). July also experiences significantly higher precipitation, totaling 149 mm (5.9 in) over 27 days, compared to February's 61 mm (2.4 in) over just 21 days. Additionally, humidity levels in July are higher at 80%, versus 75% in February. For more detailed insights on February's weather, you can visit Luquillo weather in February.

In comparing the weather of July and March, July presents a warmer climate with average temperatures around 27°C (81°F) and highs reaching 30°C (86°F), while March features slightly cooler averages of 25°C (76°F) with a max of 28°C (82°F). July also experiences significantly higher precipitation, totaling 149 mm (5.9 in) over 27 days, compared to March's 78 mm (3.1 in) across 22 days. Additionally, humidity levels in July are higher at 80%, whereas March maintains a more comfortable 74%. For more detailed information, you can check Luquillo weather in March.

When comparing the weather in July and April, one can observe notable differences in temperature, precipitation, and humidity. July typically experiences higher temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), compared to April, which has a minimum of 22°C (71°F) and an average of 25°C (77°F). Additionally, July tends to be wetter, receiving 149 mm (5.9 in) of precipitation over 27 days, while April only sees 79 mm (3.1 in) across 20 days. Humidity levels also rise in July, averaging around 80%, compared to April's 75%. For more details on April weather in Luquillo, please visit Luquillo weather in April.

In comparing the weather between July and May, July tends to be slightly warmer with an average temperature of 27°C (81°F), while May averages a bit cooler at 26°C (79°F). Both months experience similar humidity levels, with July at 80% and May at 75%, contributing to a tropical feel. However, July is also wetter, receiving 149 mm (5.9 in) of precipitation over 27 days compared to May's 109 mm (4.3 in) across 26 days. For more details on the weather patterns in May, you can check out the link: Luquillo weather in May.

In comparing the weather of July and June, both months share similar temperature ranges, with minimums around 24°C (75°F), averages at 27°C (81°F), and maximums peaking at 30°C (86°F for July and 87°F for June). However, July is noticeably wetter, receiving 149 mm (5.9 in) of precipitation over 27 days, compared to June's 110 mm (4.3 in) over 26 days. Additionally, July experiences a slightly higher humidity level at 80%, versus June's 77%, making the air feel more humid during July. For a more detailed look at June's conditions, you can visit Luquillo weather in June.

In comparing the weather between July and August, we find that both months feature similar temperature ranges, with minimums around 24°C (75-76°F), average temperatures of 27°C (81-82°F), and maximums reaching 30°C (86-87°F). Precipitation levels are slightly higher in August, with 153 mm (6.0 in) compared to July's 149 mm (5.9 in), although both months experience rainfall over 27 days. Humidity remains consistent at 80% for both months, ensuring a muggy atmosphere. For more detailed information on August weather, you can visit Luquillo weather in August.

In comparing the weather of July and September, we find that both months exhibit similar temperature ranges, with July having an average of 27°C (81°F) and September slightly warmer at an average of 27°C (82°F). The maximum temperature in September peaks at 31°C (88°F), compared to July's 30°C (86°F). However, September sees a noticeable increase in precipitation, with 195 mm (7.7 in) falling over 28 days, compared to July's 149 mm (5.9 in) over 27 days. Humidity levels remain consistent, hovering around 80% in July and slightly lower at 79% in September. For more detailed information, check out Luquillo weather in September.

In July, the weather is characterized by warm temperatures, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 30°C (86°F). During this month, Luquillo experiences significant rainfall, totaling 149 mm (5.9 in) over 27 days, accompanied by high humidity levels of 80%.

In contrast, October retains similar temperature patterns, recording a minimum of 24°C (75°F), an average of 27°C (81°F), and a slightly higher maximum of 30°C (87°F). However, the precipitation rises to 187 mm (7.4 in) over 26 days, and humidity decreases slightly to 78%. For more detailed insights, check Luquillo weather in October.

In comparing the weather between July and November, both months exhibit warm temperatures with average highs hovering around 30°C (86°F) in July and 29°C (85°F) in November. July experiences slightly more rain, with a total precipitation of 149 mm (5.9 in) spread over 27 days, compared to November's 131 mm (5.2 in) over 25 days. Humidity levels are comparably high in both months, with July at 80% and November at 78%. For a detailed look at November's weather, you can check Luquillo weather in November.

July and December in Luquillo present a warm tropical climate, but notable differences in weather patterns emerge. In July, temperatures range from a minimum of 24°C (75°F) to a maximum of 30°C (86°F), with an average of 27°C (81°F). The month is characterized by higher precipitation, totaling 149 mm (5.9 in) over 27 days, and humidity levels at around 80%. In contrast, December sees slightly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 29°C (85°F), averaging 26°C (78°F). Precipitation decreases to 81 mm (3.2 in) across 24 days, and humidity levels are lower at 76%. Overall, while both months are warm and humid, July is marked by higher rainfall and humidity compared to the relatively drier and slightly cooler December. For more details, check out Luquillo weather in December.

Compare Luquillo's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Luquillo

As July unfolds in Luquillo, the weather shifts into a warm embrace with a distinct character compared to other months. With temperatures consistently hovering around a balmy average, this is one of the hottest times of the year, creating an ideal backdrop for beachgoers and adventure seekers. However, July also brings considerable rainfall, making it more humid than the dry season, with frequent showers adding a refreshing twist to the tropical heat. For those looking to explore the vibrant landscapes and rich biodiversity of this coastal paradise, understanding the nuances of July's climate is essential. To learn more about how July's weather fits into the bigger picture, visit Luquillo Climate.