July Weather in Port Royal, Jamaica

Last updated: August 21, 2025

July in Port Royal, Jamaica, offers a tropical experience with average temperatures hovering around 27°C (82°F). Expect maximum highs reaching 32°C (90°F), providing plenty of sunshine. However, prepare for occasional rain, as the area sees approximately 37 mm (1.5 in) of precipitation over 11 days. With a humidity level of 79%, the weather feels warm and inviting, perfect for enjoying the rich natural beauty and vibrant culture of this stunning coastal destination.

July Temperature in Port Royal

In July, Port Royal, Jamaica, experiences a delightful peak in warmth, with temperatures ranging from a minimum of 24°C (75°F) to a generous maximum of 32°C (90°F), making it one of the hottest months of the year. The average temperature settles at a comfortable 27°C (82°F), providing the perfect backdrop for sun-soaked adventures. This upward trend in temperature from the earlier months signals the vibrancy of summer, inviting both locals and tourists alike to enjoy the beautiful coastline and lush landscapes. As the heat rises, evenings remain balmy and pleasant, encouraging leisurely strolls and late-night gatherings under the starlit sky. With July's warm embrace, Port Royal truly comes alive, offering a slice of tropical paradise.

July Weather in Port Royal: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Port Royal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Royal, 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).
JanFebMarAprMayJunJulAugSepOctNovDec767676777980818181797877
Data source: Temperature data for Port Royal generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Port Royal

In July, Port Royal, Jamaica, experiences a relatively modest precipitation total of 37 mm (1.5 in), accompanied by about 11 rainy days. This marks a slight decrease from the previous month, indicating a temporary lull in the wet conditions that often characterize the Caribbean summer. Interestingly, July sets the stage for August's more significant rains, with a notable jump to 98 mm (3.8 in) anticipated next. The rainfall patterns suggest a trend of increasing precipitation as the year progresses toward October, which typically experiences the heaviest downpours of the year. This cycle not only reflects the region's tropical climate but also prepares the landscape for the lush greenery that follows the summer rains.

July Precipitation Trends in Port Royal

The chart displays monthly precipitation patterns in Port Royal, 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 Port Royal, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3835466610749379810519613745
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Port Royal

In July, humidity in Port Royal, Jamaica reaches 79%, reflecting a peak that often characterizes the summer months. As the year progresses, there is a noticeable upward trend from April’s steady 76% to June’s higher 79%, suggesting that the summer heat brings about increased moisture in the air. Following July, humidity slightly decreases to 78% in August, indicating a gentle shift as the season transitions. Overall, the humidity levels throughout the year remain relatively high, hovering between 75% and 79%, creating a consistently warm and tropical climate that defines this picturesque destination.

July Average Humidity in Port Royal

This chart illustrates the average monthly humidity levels in Port Royal, 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 Port Royal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%75%76%77%79%79%78%77%76%78%77%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Port Royal

In July, Port Royal, Jamaica experiences a UV Index of 13, placing it firmly in the extreme exposure category with a burn time of just 10 minutes. This trend of high UV levels is consistent throughout the summer months, with June and August also recording the same index. The intensity begins to taper off in September and October, where it drops slightly to 12, yet the exposure remains extreme, emphasizing the need for sun protection during this period. Interestingly, the year starts with a lower index of 9 in January, highlighting a significant seasonal variation. For those planning to enjoy the sun, being mindful of these UV levels is crucial. For more detailed insights, check out the Port Royal UV Index.

Maximum UV Index Levels in Port Royal for July

The chart shows the monthly maximum UV Index (UVI) for Port Royal 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 Port Royal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121298
Data source: Port Royal 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 Port Royal

In July, Port Royal, Jamaica basks in a remarkable 354 hours of sunshine, making it one of the sunniest months of the year. This peak in daylight comes on the heels of a vibrant June, which also offered a generous 340 hours. As summer shines its brightest, July not only stands out for its extended sunny days but also marks a significant upward trend from the earlier months, with hours increasing steadily from 250 hours in January to 303 hours in February, and steadily climbing through the spring. Following July, the sunshine begins to soften slightly in August with 342 hours, signaling a gradual transition towards autumn, yet still well above the winter lows. This sunny succession invites both locals and travelers to revel in ideal beach days and outdoor adventures, showcasing the natural beauty of this tropical paradise.

Monthly Sunshine Duration in Port Royal: July Highlighted

The July sunshine duration represents the total number of hours Port Royal 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.
JanFebMarAprMayJunJulAugSepOctNovDec250h303h346h344h330h340h354h342h321h305h291h314h
Data source: Port Royal July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port Royal During July

In Port Royal, Jamaica, the likelihood of sunny weather in July dips to 49%, making it one of the less sunny months compared to the year’s earlier months. This follows a notable trend where the spring offers brighter prospects, with February peaking at an impressive 76% chance of sunshine. As the summer progresses, the sun's presence seems to wane, especially in August, where the odds drop further to 43%. While July does offer a fair amount of sun, it's a reminder that this tropical paradise can be unpredictable, bringing a blend of both sun and the occasional shower during its warmer months.

Percentage of Sunny Days in July in Port Royal

The chart illustrates the percentage of sunny days in Port Royal 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 Port Royal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%76%70%50%63%46%49%43%54%42%43%65%
Data source: Port Royal July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Royal in July

In Port Royal, Jamaica, the daylight duration exhibits a captivating rhythm throughout the year, peaking during the summer months. In January and February, daylight lingers at a steady 11 hours, setting a gentle pace. As spring arrives in March, the days gradually lengthen, reaching 12 hours and continuing this trend through April and May. By June, daylight extends to 13 hours, a duration that remains steady through July, inviting endless exploration and outdoor activities. As summer wanes into August, daylight begins to recede slightly, returning to 12 hours and tapering off to 11 hours by the end of the year in October through December. This cyclic ebb and flow of daylight not only enhances the island's vibrant atmosphere but also highlights the seasonal transitions that are key to understanding the local environment.

Average Daylight Hours in Port Royal for July

The chart illustrates the variation in daylight duration in Port Royal throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 33m12h 58m13h 10m13h 4m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: Port Royal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Port Royal

In July, Port Royal, Jamaica, enjoys a delightful breezy ambiance, with average wind speeds reaching 4.3 m/s (10 mph). This steady breeze mirrors the winds of June, indicating a peak in summertime gusts that provide both comfort and a refreshing backdrop for outdoor activities. As we transition from the lively days of June into July, the winds maintain their strength, offering a pleasant contrast to the lighter breezes of the later summer months. Interestingly, following this mid-summer peak, the wind speeds begin to taper off, suggesting a gradual calm as the island prepares for the shift into the quieter months of August and beyond.

Average July Wind Speed in Port Royal

The chart displays monthly wind speed patterns in Port Royal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.54.43.63.63.84.34.3 m/s3.82.62.92.73.4
Data source: Port Royal July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Port Royal Compares to Other Months

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

In July, the weather tends to be warmer and more humid, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (90°F). The month sees about 37 mm (1.5 in) of precipitation over approximately 11 days, contributing to a high humidity level of 79%. In contrast, January presents slightly cooler conditions, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F). The precipitation is similar at 38 mm (1.5 in) but falls over just 10 days, and the humidity is slightly lower at 76%. For more detailed weather insights, check Port Royal weather in January.

In comparing the weather between July and February, July tends to be warmer overall, with average temperatures reaching 27°C (82°F) and maximums hitting 32°C (90°F). In contrast, February's temperatures are milder, with an average of 24°C (76°F) and maximums of 28°C (83°F). Precipitation levels are relatively similar, with July experiencing 37 mm across 11 days and February seeing 35 mm over 14 days. Humidity levels are slightly higher in July at 79%, compared to February's 76%. For a detailed look at February weather, you can check the following link: Port Royal weather in February.

In July, the weather is typically warmer than in March, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), while March sees slightly cooler temperatures with a minimum of 20°C (69°F) and a maximum of 28°C (84°F). July also experiences higher humidity levels at 79%, compared to March's 75%. However, March has more overall rainfall, with 46 mm (1.8 in) over 15 days, compared to July's 37 mm (1.5 in) over 11 days. For a detailed look at the weather conditions in March, you can check Port Royal weather in March.

In comparing the weather between April and July, we notice distinct differences in temperature, precipitation, and humidity levels. July typically sees higher temperatures, with average lows of 24°C (75°F) and highs reaching up to 32°C (90°F), while April maintains a slightly cooler average, ranging from a minimum of 22°C (71°F) to a maximum of 30°C (86°F). Precipitation is notably lower in July, with only 37 mm (1.5 inches) compared to April's 66 mm (2.6 inches), although both months have a similar number of rainy days—11 in July and 12 in April. Humidity remains high in both months, with July at 79% and April at 76%, making both months feel warm and humid. For more detailed insights about April's weather, visit Port Royal weather in April.

In comparing the weather between May and July, it becomes clear that July tends to be warmer and drier. July boasts a minimum temperature of 24°C (75°F) and an average of 27°C (82°F), peaking at 32°C (90°F). In contrast, May features slightly cooler temperatures with a minimum of 23°C (73°F) and an average of 26°C (79°F), reaching a maximum of 30°C (87°F). While July experiences only 37 mm (1.5 inches) of precipitation over 11 days, May sees significantly more rainfall, totaling 107 mm (4.2 inches) across 16 days. Humidity levels are comparable, with July at 79% and May at 77%. For more detailed information on May weather, please visit Port Royal weather in May.

In comparing the weather of June and July, we see that both months experience similar average temperatures, with July averaging 27°C (82°F) and June also at 27°C (80°F). However, July tends to be slightly warmer, with a maximum temperature reaching 32°C (90°F) compared to June's peak of 31°C (88°F). Precipitation levels also show a decrease in July, with 37 mm (1.5 in) over 11 days, while June recorded 49 mm (1.9 in) spread over 13 days. Humidity remains constant at 79% for both months, creating a consistently tropical atmosphere. To explore more about June's climate, check out Port Royal weather in June.

July and August experience similar temperature ranges, with both months featuring minimums around 24°C (75°F) and averages of 27°C (82°F). However, August sees a slight dip in maximum temperatures, peaking at 32°C (89°F) compared to July's 90°F. When it comes to precipitation, August is notably wetter, with 98 mm (3.8 in) of rain over 16 days, while July has only 37 mm (1.5 in) over 11 days. Humidity remains fairly consistent, at 79% in July and slightly lower at 78% in August. For more detailed information on August weather, you can refer to Port Royal weather in August.

In comparing the weather between July and September, both months share similar temperature ranges, with minimums around 24°C (75°F), averages hovering around 27°C (81°F), and maximums reaching up to 32°C (90°F). However, September experiences significantly higher precipitation, totaling 105 mm (4.1 in) over 18 days, compared to July's 37 mm (1.5 in) across just 11 days. Humidity levels are slightly lower in September at 77%, down from 79% in July. For more details on September conditions, you can explore Port Royal weather in September.

In July, temperatures typically range from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), with an average of 27°C (82°F). The month sees about 37 mm (1.5 in) of precipitation spread over 11 days, accompanied by humidity levels around 79%. In contrast, October experiences slightly cooler temperatures, with a minimum of 23°C (74°F) and a maximum of 31°C (87°F), averaging 26°C (80°F). However, October is much wetter, receiving 196 mm (7.7 in) of rainfall over 24 days, with humidity dropping slightly to 76%. For more detailed information, you can check Port Royal weather in October.

In July, the weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 27°C (82°F), reaching a maximum of 32°C (90°F). The month sees relatively low precipitation, totaling 37 mm (1.5 in) across 11 days, and humidity levels are high at 79%. In contrast, November features slightly cooler temperatures with a minimum of 23°C (73°F), an average of 26°C (79°F), and a maximum of 30°C (86°F). However, it experiences significantly more rainfall, with 137 mm (5.4 in) spread over 20 days while maintaining similar humidity levels at 78%. For a detailed look at the weather patterns during this month, check out Port Royal weather in November.

In comparison to July, December offers slightly cooler temperatures, with average highs reaching 29°C (85°F) compared to July's 32°C (90°F). December's minimum temperature of 22°C (72°F) is only marginally lower than July's 24°C (75°F), contributing to a more comfortable overall climate. Both months experience high humidity, but July has a slightly higher humidity level at 79% compared to December's 77%. While July sees an average precipitation of 37 mm (1.5 in) over 11 days, December has a bit more rainfall at 45 mm (1.8 in) across 13 days. For a more detailed look at December weather in Port Royal, visit Port Royal weather in December.

Compare Port Royal's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Port Royal

In July, Port Royal experiences a blend of warm temperatures and considerable humidity that sets it apart from other months of the year. With daytime highs reaching an inviting 32°C (90°F) and an average temperature hovering around 27°C (82°F), the weather is ideal for sun seekers and beach lovers alike. However, July also brings a notable increase in rainfall, with 11 days of precipitation totaling 37 mm (1.5 in), creating a lush, green landscape. This mix of heat and humidity, alongside the occasional shower, makes July a unique month where tropical charm meets vibrant summer life. For a deeper understanding of what to expect throughout the year, visit Port Royal Climate.