Last updated: February 24, 2025
In July, Hilton Head, United States experiences a warm and humid climate, with average temperatures around 28°C (82°F) and maximum highs reaching up to 35°C (95°F). The island enjoys a sultry atmosphere, with humidity levels hovering around 80%, making the heat feel more intense. Visitors should be prepared for frequent rain, as precipitation totals 156 mm (6.1 in) spread over 19 days are typical for this time of year. While the weather might include occasional thunderstorms, it also provides the perfect backdrop for enjoying the area's stunning natural beauty and vibrant summer activities.
In July, Hilton Head experiences some of its warmest temperatures of the year, creating an inviting atmosphere for beachgoers and outdoor enthusiasts. With minimums averaging around 23°C (73°F) and daytime highs peaking at a sizzling 35°C (95°F), the island truly embraces summer. The average temperature hovers at a comfortable 28°C (82°F), making it an ideal time for swimming, sunbathing, and indulging in watersports. As the region transitions from the balmy June temperatures, which also see maximums reach similar highs, July's warmth solidifies its reputation as a perfect summer destination. Visitors can expect long, sun-soaked days filled with recreational opportunities amidst the lush coastal scenery.
July marks a notable peak in precipitation for Hilton Head, with 156 mm (6.1 in) of rain falling over 19 days—the highest monthly total for the year. This increase continues the upward trend observed since June and sets the stage for the wetter months ahead. The summer heat is accompanied by frequent showers, making July not only the wettest month but also a time when humidity levels rise. While the days might be filled with sun, the intermittent rain serves as a reminder that summer in Hilton Head is a season of contrasts, balancing warmth with refreshing downpours. As August approaches, rainfall is projected to rise even further, embodying the essence of the region’s tropical climate.
In Hilton Head, United States, July brings a moderate humidity level of 80%, marking a slight increase from the previous months. While June and May record the lowest humidity levels of 75%, July sees a rise that continues into the warmer months of August and September, where humidity levels hover around 81% and 83%, respectively. This trend reflects the island's typical summer climate, characterized by increased moisture, which can lead to a sticky feel in the air. As the year progresses, humidity levels gradually climb, peaking in late winter and early spring, then slightly retracting in the autumn, with October showing a refreshing drop to 78%. Thus, July's humidity contributes to the quintessential coastal experience of warm, sultry summer days, making it a vibrant time to enjoy the shores of Hilton Head.
In July, Hilton Head experiences its peak UV Index of 11, categorized as extreme, with a swift burn time of just 10 minutes. Following a similar trend since May, the exposure levels remain consistently high, signaling a strong need for sun protection for beachgoers and outdoor enthusiasts alike. The pattern shows a transition from moderate levels in January to increasingly severe conditions as spring gives way to summer, making July one of the most critical months for skin safety. As this trend continues into August, staying vigilant about UV exposure is essential. For more details on UV levels throughout the year, visit Hilton Head UV Index.
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In July, Hilton Head basks in a splendid 347 hours of sunshine, marking it as one of the sunniest months of the year. This peak not only highlights the summer's allure but continues a trend of increasing daylight hours that begins in the early spring. From a modest 192 hours in January to a vibrant 338 hours in May, the momentum of sunlight only intensifies as summer rolls in. The sunshine in July serves as a perfect invitation for beachgoers and outdoor enthusiasts, creating a striking contrast to the shorter days in the fall and winter months ahead. As the summer fades, hours gradually decrease, but the warmth and brightness of July remain an unforgettable highlight of Hilton Head’s sunny disposition.
In Hilton Head, the likelihood of sunny weather reveals interesting trends throughout the year. July, typically a peak summer month, has a 31% chance of sunshine, which, while lower than the brighter April (55%) and May (53%), reflects the high humidity and potential for afternoon showers common in the region. This figure is surprisingly similar to the overcast August, suggesting that the mid-summer months might not be as consistently sunny as one might expect. The trend of increasing sunshine re-emerges in September (51%) and remains relatively steady into the fall, with sunshine chances climbing to 61% in November. Thus, while July may not boast the best odds for clear skies, the latter part of the year offers more opportunities for sun-soaked days.
In Hilton Head, United States, July shines as a month of vibrant summer days, with an impressive 13 hours of daylight. Following June’s peak of 14 hours, the daylight duration slightly decreases but remains generous enough for beachgoers and outdoor enthusiasts to enjoy sun-soaked adventures. The trend shows a gradual increase from 10 hours in January to a maximum in June, before stabilizing at 13 hours in both July and August. This consistent length of daylight fosters a lively atmosphere, making summer nights longer and ideal for relaxation as the days gradually shorten heading into autumn.
In Hilton Head, July brings a noticeable shift in the island's wind patterns, featuring an average wind speed of just 3.6 m/s (8 mph). This marks a decline from the more robust breezes earlier in the year, as temperatures rise and summer settles in. With gentle winds becoming the norm in July, they provide a refreshing contrast to the warm and humid weather, making beach outings and outdoor activities all the more enjoyable. Interestingly, this drop continues into August, where the average wind speed dips even further to 3.4 m/s (8 mph), suggesting a trend of increasingly calm days as summer progresses. Such patterns highlight the tranquil charm of Hilton Head during these peak months, inviting visitors to savor the slow-paced coastal lifestyle.
The weather in Hilton Head changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hilton Head and find detailed weather information for every month.
In July, the weather is significantly warmer, with average temperatures ranging from a mild 23°C (73°F) to a hot 35°C (95°F), accompanied by high humidity levels of 80%. This month also experiences more rainfall, with 156 mm (6.1 in) spread over 19 days, creating a muggy atmosphere. In contrast, January brings a stark chill, with temperatures ranging from a brisk -5°C (23°F) to a pleasant 24°C (75°F) and an average of 11°C (53°F). Precipitation is less frequent, totaling 61 mm (2.4 in) over just 7 days, although the humidity remains relatively high at 86%. For more insights on January weather, you can check out Hilton Head weather in January.
When comparing the weather in July and February, significant differences emerge. July enjoys warmer temperatures with a minimum of 23°C (73°F) and averages around 28°C (82°F), peaking at 35°C (95°F). In contrast, February presents a cooler climate, starting with a minimum of 1°C (33°F) and an average of 14°C (57°F), reaching up to a maximum of 25°C (77°F). Additionally, July experiences considerably more rainfall, with 156 mm (6.1 in) over 19 days, compared to February's 80 mm (3.1 in) over 11 days. Interestingly, both months share similar humidity levels, hovering around 80% in July and slightly higher at 81% in February. For a detailed look at February's conditions, check out Hilton Head weather in February.
When comparing the weather in July and March, there are stark differences in temperature and precipitation. July is significantly warmer, with average temperatures ranging from 23°C (73°F) at night to a scorching 35°C (95°F) during the day, while March offers a much cooler experience, with temperatures fluctuating between 1°C (34°F) and a comfortable 27°C (81°F). Additionally, July is notably wetter, receiving about 156 mm (6.1 in) of rain over 19 days, compared to March, which has only 68 mm (2.7 in) of rainfall over just 6 days. Despite the July humidity hovering around 80%, March maintains a similar level at 81%, making both months feel quite humid. For those interested in exploring the specifics of March weather, you can check out Hilton Head weather in March.
When comparing the weather in July and April, a stark contrast becomes apparent. July boasts a much warmer climate, with average temperatures reaching around 28°C (82°F) and maximum highs peaking at 35°C (95°F). The month is characterized by high humidity at 80% and significant rainfall, totaling 156 mm (6.1 in) over 19 days. In contrast, April features a much milder atmosphere, with temperatures ranging from a minimum of 6°C (43°F) to an average of 19°C (67°F), and maximums reaching up to 30°C (87°F). Precipitation in April is notably lower at 85 mm (3.4 in) across just 8 days, with humidity slightly lower at 79%. For more detailed information, check out Hilton Head weather in April.
July typically experiences significantly warmer temperatures compared to May, with average highs reaching 28°C (82°F) and maximums peaking at 35°C (95°F) in July, while May’s average high is slightly lower at 23°C (74°F) and maxes at 34°C (94°F). July is also marked by increased humidity, averaging 80% versus May's 75%. Additionally, rainfall in July is heavier, with 156 mm (6.1 in) falling over 19 days, compared to May's 89 mm (3.5 in) over just 10 days. For more detailed insights on the weather in May, you can check out Hilton Head weather in May.
In comparing the weather between June and July, we see a noticeable increase in temperature and humidity during July. The minimum temperature in July is higher at 23°C (73°F) compared to June’s 18°C (64°F), while the average temperature rises from 26°C (79°F) in June to 28°C (82°F) in July. July also sees more extreme heat with a maximum temperature reaching 35°C (95°F), whereas June peaks at 34°C (93°F). Additionally, July experiences increased precipitation, totaling 156 mm (6.1 in) over 19 days, compared to June's 122 mm (4.8 in) over 18 days. The humidity rises slightly in July to 80%, compared to 75% in June. For a more detailed look at June's weather, you can check out Hilton Head weather in June.
In July, temperatures typically range from a minimum of 23°C (73°F) to a maximum of 35°C (95°F), with an average of 28°C (82°F). The month sees a significant amount of rainfall, accumulating 156 mm (6.1 in) over 19 days, while humidity levels hover around 80%. In contrast, August experiences slightly cooler conditions with minimum temperatures at 22°C (73°F) and a maximum of 34°C (94°F), averaging 27°C (82°F). Precipitation increases to 180 mm (7.1 in) over 22 days, and humidity remains fairly consistent at 81%. For more detailed insights, you can check Hilton Head weather in August.
In comparing the weather between July and September, one can see distinct differences in temperature and precipitation. July typically boasts higher temperatures, with an average of 28°C (82°F) and maximums reaching up to 35°C (95°F), while September's average temperature is slightly cooler at 26°C (79°F) with a maximum of 34°C (93°F). Precipitation also differs, with July experiencing 156 mm (6.1 in) over 19 days, whereas September sees less rain at 127 mm (5.0 in) across 15 days. Additionally, humidity levels are relatively high in both months, with July at 80% and September slightly higher at 83%. For more detailed information about what to expect, check out Hilton Head weather in September.
July and October present stark contrasts in weather patterns. In July, temperatures range from a minimum of 23°C (73°F) to a scorching maximum of 35°C (95°F), with an average of 28°C (82°F). The month experiences significant rainfall, totaling 156 mm (6.1 in) across 19 days, accompanied by high humidity levels at 80%. In comparison, October boasts a milder climate with temperatures dropping to a minimum of 6°C (42°F), peaking at 31°C (89°F) and averaging 23°C (73°F). Precipitation in October is notably less at 88 mm (3.5 in) over just 11 days, and humidity remains relatively lower at 78%. For more detailed insights into the weather during this month, check out Hilton Head weather in October.
July and November present strikingly different weather patterns. July is characterized by warm temperatures, with a minimum of 23°C (73°F) and soaring highs reaching up to 35°C (95°F). In contrast, November experiences considerably cooler conditions, with temperatures dropping to a minimum of 1°C (35°F) and an average of 16°C (61°F). While July sees high humidity levels at 80% and considerable rainfall, averaging 156 mm (6.1 in) over 19 days, November has slightly higher humidity at 85% but significantly less precipitation of 90 mm (3.5 in) spread over just 8 days. For more details on weather conditions during this month, check out Hilton Head weather in November.
July and December present stark contrasts in weather. July boasts warmer temperatures, with an average of 28°C (82°F) and maximums reaching up to 35°C (95°F), paired with high humidity at 80%. However, it also brings considerable rainfall, averaging 156 mm (6.1 in) over 19 days. In contrast, December features much cooler temperatures, ranging from a minimum of -1°C (30°F) to a maximum of 23°C (73°F), with a milder average of 13°C (55°F). Rainfall is less frequent in December, with 125 mm (4.9 in) over just 10 days, although humidity remains relatively high at 87%. For more details on the weather during this cooler month, check out Hilton Head weather in December.
July in Hilton Head is undoubtedly a steamy affair, with temperatures soaring higher than in most other months and humidity levels reaching around 80%. This combination often leads to balmy evenings and afternoon thunderstorms, unlike the drier, cooler weather seen in spring and fall. With rainfall occurring on nearly 19 days, July stands out for its frequent showers, making it wise for visitors to keep an umbrella handy while enjoying the vibrant summer scene. To explore more about Hilton Head's weather throughout the year, visit Hilton Head Climate.