July Weather in Carolina, Puerto Rico

Last updated: August 31, 2025

In July, Carolina, Puerto Rico experiences warm and humid weather, with average temperatures hovering around 28°C (82°F). Daily highs can reach a maximum of 32°C (90°F), while nighttime drops to a comfortable 24°C (76°F). This month also brings significant rainfall, accumulating to 87 mm (3.4 in) over approximately 18 days, creating a lush, vibrant environment. The humidity levels typically stay around 80%, contributing to the tropical feel of this enchanting locale. Whether you're seeking sun or shelter from passing showers, July in Carolina offers a taste of the island's dynamic climate.

July Temperature in Carolina

In July, the temperatures in Carolina, Puerto Rico reflect the peak of summer warmth, with a minimum of 24°C (76°F) and a comfortable average reaching 28°C (82°F). The maximum temperature tends to hover around 32°C (90°F), maintaining consistency with the hot conditions seen in June and the following months. This month marks a subtle increase from earlier summer months, showcasing the tropical climate's allure, where balmy nights and sunny days invite locals and tourists alike to embrace outdoor activities. Overall, July serves as a vibrant midpoint in an island's climate, blending lively summer energy with warm breezes, making it an enticing time to visit.

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

The chart illustrates July temperature patterns in Carolina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carolina, 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).
JanFebMarAprMayJunJulAugSepOctNovDec777677788081828282817978
Data source: Temperature data for Carolina 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 Carolina

In July, Carolina, Puerto Rico experiences a significant uptick in precipitation, with 87 mm (3.4 in) of rain falling over approximately 18 days. This increase marks a noticeable rise from the lighter rains of the previous months, contributing to the region’s lush landscapes. The trend continues into August, where rainfall escalates further, highlighting a wet season that peaks with a substantial 99 mm (3.9 in). As the summer progresses, the frequency and intensity of rain underscore the transitional phase towards the wetter months, ultimately culminating in even heavier rainfall in September. This pattern reveals how July serves as a pivotal month, bridging drier conditions with the peak of the rainy season in Carolina, offering both challenges and essential nourishment to the local ecosystem.

July Precipitation Trends in Carolina

The chart displays monthly precipitation patterns in Carolina, 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 Carolina, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec394367566468879917314510651
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Carolina

In July, Carolina, Puerto Rico experiences a notable rise in humidity, reaching 80%, making it one of the most humid months of the year. This increase follows a gradual uptick from June's 77%, and aligns with the typical tropical climate as summer peaks. The humidity remains consistently high throughout the warm summer months of July and August, both averaging 80%. Interestingly, humidity levels are typically lower in the earlier months, such as January at 76% and March at 74%, only to steadily climb as the year progresses. This trend underscores the region's tropical characteristics, where moisture-laden air contributes to both the lush landscapes and the warm, balmy conditions ideal for outdoor activities.

July Average Humidity in Carolina

This chart illustrates the average monthly humidity levels in Carolina, 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 Carolina 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 Carolina

In July, Carolina, Puerto Rico experiences an extreme UV Index of 12, indicating that sun exposure can lead to skin damage in just 10 minutes. This month is part of a trend observed from February through October, where the UV Index hovers between 11 and 14, consistently falling into the extreme exposure category. As summer peaks, residents and visitors alike should take precautions, such as wearing protective clothing and applying sunscreen regularly. The patterns seen in Carolina highlight the importance of sun safety during this time of year. For more detailed UV Index information, check out Carolina UV Index.

Maximum UV Index Levels in Carolina for July

The chart shows the monthly maximum UV Index (UVI) for Carolina 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 Carolina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131213131298
Data source: Carolina 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 Carolina

In July, Carolina, Puerto Rico enjoys an impressive 353 hours of sunshine, continuing a delightful trend set through the earlier summer months. Following May's peak of 356 hours, sunshine hours dip slightly but remain robust. The overall trajectory from January to July shows a steady increase in daylight, peaking in the late spring and maintaining strong counts throughout summer. This abundance of sunlight not only brightens the vibrant landscapes of Puerto Rico but also creates a perfect backdrop for outdoor activities, making July an inviting month for both locals and visitors alike. As summer turns to fall, sunshine hours gradually decline, yet the warm embrace of the Caribbean sun lingers in the memory long after the season changes.

Monthly Sunshine Duration in Carolina: July Highlighted

The July sunshine duration represents the total number of hours Carolina 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h303h346h346h356h343h353h349h313h313h299h319h
Data source: Carolina July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Carolina During July

In July, the likelihood of sunny weather in Carolina, Puerto Rico, stands at 43%, reflecting a notable dip as summer progresses. While the earlier months of the year showcase a range from 51% in January to a peak of 70% in February, a continuous decrease begins in June, plummeting to only 24% sunshine. This decline further continues into July and August, where the chance of sun lingers around 41%. Interestingly, as the year leans towards its latter months, the probabilities improve again, with a resurgence in November at 61%. Overall, July presents a mixed bag, blending the remnants of spring's sunnier disposition with the onset of the sultry summer.

Percentage of Sunny Days in July in Carolina

The chart illustrates the percentage of sunny days in Carolina 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 Carolina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%70%64%49%56%24%43%41%48%49%61%64%
Data source: Carolina July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Carolina in July

In Carolina, Puerto Rico, the daylight duration experiences a gradual rise during the early months of the year, reaching a peak in July with 13 hours of daylight. This trend highlights the region's transition into the summer months, where longer days offer more opportunities for outdoor activities and enjoyment of the beautiful scenery. Following July, daylight begins to taper off slightly, settling back to 12 hours in August before slowly declining to 11 hours as the year closes out in November and December. This rhythmic pattern of daylight not only defines the seasons but also enhances the allure of Carolina's sunny, vibrant atmosphere.

Average Daylight Hours in Carolina for July

The chart illustrates the variation in daylight duration in Carolina 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: Carolina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Carolina

In July, the winds in Carolina, Puerto Rico, reach an enjoyable average speed of 5.3 m/s (12 mph), marking a peak for the year. This uptick is part of a gradual increase that begins in the warmer months, with June seeing a notable wind speed of 4.9 m/s (11 mph). As summer progresses, the winds tend to pick up, creating a refreshing atmosphere ideal for outdoor activities. Following July, however, there's a slight decline into August with winds diminishing to 4.6 m/s (10 mph), revealing a seasonal pattern where wind speeds tend to be highest in mid-summer before tapering off as the year progresses into the fall months. This trend not only enhances Carolina's charm during July but also adds to the allure of the island's breezy summer days.

Average July Wind Speed in Carolina

The chart displays monthly wind speed patterns in Carolina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.15.24.53.84.44.95.3 m/s4.63.23.53.74.4
Data source: Carolina July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Carolina Compares to Other Months

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

In comparing the weather between July and January, July tends to be warmer with average temperatures reaching 28°C (82°F) and maximums peaking at 32°C (90°F). January, on the other hand, has milder temperatures, averaging 25°C (77°F) with maximums around 29°C (85°F). While both months experience significant humidity, July is slightly more humid at 80% compared to January's 76%. Moreover, July receives more precipitation, averaging 87 mm (3.4 in) over 18 days, whereas January sees only 38 mm (1.5 in) over 12 days. For a closer look at January weather specifics, check out Carolina weather in January.

July and February offer distinct weather experiences. In July, temperatures typically range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). This month experiences higher humidity at 80%, alongside more frequent rainfall, totaling 87 mm (3.4 in) over 18 days. In contrast, February features slightly cooler temperatures, with a minimum of 21°C (70°F) and a maximum of 29°C (85°F), averaging 25°C (77°F). Precipitation is significantly lower at 43 mm (1.7 in) across 12 days, and humidity is also reduced to 75%. For more details on February weather in Carolina, check out Carolina weather in February.

In July, temperatures reach their peak with a minimum of 24°C (76°F) and an average of 28°C (82°F), while maxing out at 32°C (90°F). The month is characterized by high humidity at 80% and sees around 87 mm (3.4 in) of precipitation spread over 18 days. In contrast, March experiences slightly cooler temperatures, with a minimum of 21°C (71°F) and an average of 25°C (77°F), topping out at a maximum of 30°C (86°F). It also faces less rainfall, with 67 mm (2.6 in) across 14 days and lower humidity at 74%. For more detailed insights, you can check Carolina weather in March.

When comparing the weather in July and April, it's clear that July tends to be hotter and more humid. In July, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). In contrast, April has slightly cooler temperatures, with a minimum of 22°C (71°F) and a maximum of 31°C (88°F), averaging 26°C (78°F). Additionally, July sees higher precipitation levels at 87 mm (3.4 in) over 18 days, while April has less rainfall at 56 mm (2.2 in) over just 10 days. Humidity is also elevated in July at 80%, compared to 75% in April. For more details on April weather, you can check out Carolina weather in April.

In comparing the weather between May and July, both months experience warm temperatures, but July tends to be slightly hotter. The minimum temperature in July is 24°C (76°F), while May has a slightly cooler minimum of 23°C (73°F). The average temperatures are also marginally higher in July at 28°C (82°F) compared to May's 27°C (80°F), although both months share the same maximum temperature of 32°C (90°F).

Precipitation is more prominent in July, with 87 mm (3.4 in) spread over 18 days, compared to May's 64 mm (2.5 in) over 13 days. Additionally, humidity levels are higher in July at 80%, while May has a more comfortable level of 75%. For more detailed insights into May weather, you can visit Carolina weather in May.

In comparing the weather between June and July, both months feature similar temperature ranges, with minimums around 24°C (76°F) and maximums reaching 32°C (90°F). However, July tends to be slightly warmer on average, with an average temperature of 28°C (82°F) compared to June's 27°C (81°F). Precipitation also increases in July, with 87 mm (3.4 in) of rain over 18 days, compared to June's 68 mm (2.7 in) over 15 days. Humidity is generally higher in July at 80%, compared to June's 77%. For a more detailed look at June's climate, you can visit Carolina weather in June.

In comparing the weather between July and August, we see that both months share similar temperature ranges, with minimums of 24°C (76°F), average highs around 28°C (82°F), and maximums reaching 32°C (90°F). However, August experiences slightly higher precipitation, totaling 99 mm (3.9 in) compared to July's 87 mm (3.4 in), while maintaining the same number of rainy days at 18. Humidity levels remain consistent at 80% during both months, creating a warm and muggy atmosphere. For more insights, you can check out Carolina weather in August.

In both July and September, temperatures remain consistent, with minimums around 24°C (76°F), averages at 28°C (82°F), and maximums reaching up to 32°C (90°F). However, September is characterized by significantly higher rainfall, with total precipitation of 173 mm (6.8 in) over 23 days, compared to July's 87 mm (3.4 in) over 18 days. Humidity levels are slightly lower in September at 79%, compared to July's 80%. For more detailed information, visit Carolina weather in September.

In July, the weather is characterized by warm temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). The month sees significant precipitation, averaging 87 mm (3.4 in) over 18 days, while humidity hovers around 80%. In contrast, October maintains similar temperature ranges, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 32°C (89°F). However, it experiences increased rainfall, totaling 145 mm (5.7 in) over 22 days, and slightly lower humidity at 78%. For a closer look at what October has to offer, you can check out Carolina weather in October.

In July, the weather tends to be quite warm with an average temperature of 28°C (82°F) and a daily minimum of 24°C (76°F), reaching highs of up to 32°C (90°F). The month is marked by significant humidity at 80% and experiences around 87 mm (3.4 in) of rainfall over 18 days. In contrast, November offers slightly cooler temperatures, averaging 26°C (80°F) with a minimum of 23°C (74°F) and maximum temperatures reaching 31°C (87°F). While it is still humid at 78%, November sees a bit more precipitation, totaling 106 mm (4.2 in) over 16 days. For more specifics on the weather during this month, check out Carolina weather in November.

In July, the weather is characterized by warmer temperatures, with an average of 28°C (82°F) and peak highs reaching 32°C (90°F). The month is quite humid, with humidity levels around 80% and substantial rainfall of 87 mm (3.4 in) over 18 days. In contrast, December experiences slightly cooler conditions, with an average temperature of 26°C (78°F), maximums of 31°C (87°F), and minimal rainfall at 51 mm (2.0 in) over 16 days. Additionally, December's humidity is lower at 76%, making it a more comfortable time of year. For more details, you can visit Carolina weather in December.

Compare Carolina's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Carolina

July in Carolina is characterized by warm temperatures and increased humidity, making it a contrast to the cooler months of the year. With an average temperature hovering around 28°C, this summer month experiences a vibrant atmosphere, though it's accompanied by a noticeable rise in precipitation, with nearly half the days seeing rain. The humidity peaks at about 80%, creating a tropical feel that can be quite different from the drier conditions of the earlier months. For those looking to explore the unique weather patterns throughout the year, our detailed insights can be found at Carolina Climate.