July Weather in Myrtle Beach, United States

Last updated: February 24, 2025

In July, Myrtle Beach experiences warm and inviting weather, with maximum temperatures peaking at an impressive 34°C (93°F). The average temperature hovers around a pleasant 27°C (81°F), while nighttime lows dip to a comfortable 18°C (65°F). However, this summer escapade is marked by high humidity levels at 82%, contributing to the lush coastal atmosphere. Visitors should be prepared for frequent rain, as the city sees about 179 mm (7.0 in) of precipitation spread over 18 days, making it essential to pack both beach gear and raincoats for an enjoyable experience.

July Temperature in Myrtle Beach

In July, Myrtle Beach beckons sun-seekers with warm and inviting temperatures, showcasing a minimum of 18°C (65°F) and soaring to an average of 27°C (81°F), all the way up to a sizzling 34°C (93°F). This month is certainly one of the hottest, perfectly aligning with the peak of summer activities. Compared to the cooler temperatures of earlier months, such as January's chilling -9°C (15°F), July’s balmy climate creates an ideal backdrop for beach outings and outdoor adventures. As the warmest month of the year, it offers a delightful and consistent warmth, making it a prime time for water sports, evenings by the shore, and vibrant nightlife under the stars. The warmth lingers, as August continues to embrace similar highs, promising that summer fun doesn’t have to end just yet!

July Weather in Myrtle Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Myrtle Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495457657378818077705752
Data source: Temperature data for Myrtle Beach 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 Myrtle Beach

In Myrtle Beach, July stands out as a notably wet month, with precipitation reaching 179 mm (7.0 in), marking a peak in the annual rainfall cycle. The frequency of rainy days also increases significantly, with 18 days of precipitation recorded, contributing to the vibrant summer atmosphere. This trend carries forward from the preceding month, June, which already saw 156 mm (6.2 in) of rain over 17 days. As summer reaches its zenith, July's rainfall prepares the landscape for lush greenery, although it can sometimes disrupt outdoor plans. Following July, August continues the trend with even higher precipitation levels, emphasizing the tropical climate's influence on this coastal paradise.

July Precipitation Trends in Myrtle Beach

The chart displays monthly precipitation patterns in Myrtle Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec668771941221571792131786186130
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Myrtle Beach

In Myrtle Beach, July typically delivers a humidity level of 82%, marking a slight increase from the preceding months. This midsummer spike contributes to the region's characteristic tropical feel, enhancing the beach experience even as temperatures rise. Notably, the humidity in July is closely aligned with the higher levels seen in both January and November, suggesting a year-round moisture pattern that keeps the coastal air rich and invigorating. As summer transitions into late summer, humidity levels remain elevated, with August brushing slightly lower at 81%. Overall, Myrtle Beach's humidity serves as a reminder of its coastal charm and the lush environment that thrives in this vibrant locale.

July Average Humidity in Myrtle Beach

This chart illustrates the average monthly humidity levels in Myrtle Beach, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%79%78%78%78%82%81%81%78%82%84%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Myrtle Beach

July in Myrtle Beach sees a striking UV Index of 11, categorizing the sun exposure as extreme. This trend continues from June and highlights the peak intensity of summer sunlight in this coastal paradise. With a burn time of just 10 minutes, it's essential for beachgoers to take precautions, such as applying sunscreen frequently and seeking shade during peak hours. The extreme UV conditions in July underscore the importance of sun safety practices, echoing similar high levels experienced in May and June. As summer progresses, the UV levels remain consistently high, making awareness crucial for enjoying the sun responsibly. For more detailed insights on UV exposure, visit Myrtle Beach UV Index.

Maximum UV Index Levels in Myrtle Beach for July

The chart shows the monthly maximum UV Index (UVI) for Myrtle Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Myrtle Beach 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 Myrtle Beach

In July, Myrtle Beach basks in the glory of 343 hours of sunshine, making it the sunniest month of the year. This peak follows a steady climb from January with only 186 hours, showcasing a delightful progression as spring unfolds into summer. The sun-drenched days of May and June hint at the vibrancy of July, which stands out not only for its warmth but also as a precursor to the gradual decline in sunshine hours as summer transitions into fall. The sunshine trends illustrate Myrtle Beach's charm, where long, luminous days beckon visitors to revel in its coastal splendor.

Monthly Sunshine Duration in Myrtle Beach: July Highlighted

The July sunshine duration represents the total number of hours Myrtle Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec186h210h273h309h337h319h343h320h301h292h247h216h
Data source: Myrtle Beach July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Myrtle Beach During July

In Myrtle Beach, July brings a 39% chance of sunny weather, adding to a generally mixed month for sunshine seekers. This follows a notable decline from the clearly sunnier conditions in April (59%) and May (49%). Compared to the preceding months, July's likelihood of clear skies dips below the average for the summer season, mirroring trends seen in June and August. However, as you move into the later months, September shows a rebound to 53%, ensuring that summer's warmth continues to linger. Overall, while July may not boast the highest prospects for sunny days, it still contributes to the vibrant summer experience in Myrtle Beach.

Percentage of Sunny Days in July in Myrtle Beach

The chart illustrates the percentage of sunny days in Myrtle Beach 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 Myrtle Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%37%37%59%49%32%39%35%53%47%62%47%
Data source: Myrtle Beach July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Myrtle Beach in July

In Myrtle Beach, United States, July stands out as a peak month for daylight duration, boasting 14 hours of sunlight. This trend reflects a gradual increase in daylight from the 10 hours experienced in January, climbing steadily through the spring months, with April and May each offering 13 hours. As summer reaches its pinnacle in July, daylight begins to taper off slightly in August with 13 hours. The progression is clear: longer days accompany the warm summer months, creating the ideal backdrop for outdoor activities and beach fun. As the year advances towards autumn, daylight diminishes, yet July's abundant sunshine remains a highlight of the Myrtle Beach experience.

Average Daylight Hours in Myrtle Beach for July

The chart illustrates the variation in daylight duration in Myrtle Beach throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 58m11h 59m13h 2m13h 55m14h 21m14h 7m13h 20m12h 20m11h 17m10h 23m9h 55m
Data source: Myrtle Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Myrtle Beach

In Myrtle Beach, July brings a gentle breeze, with an average wind speed of 3.0 m/s (7 mph), marking a notable decline in wind strength compared to earlier months. This trend continues a gradual decrease that began in June, where winds measured 3.4 m/s (8 mph). The summer months, particularly July and August, typically experience the lowest winds of the year, with August dipping further to 2.5 m/s (6 mph). This decline in wind speed not only contributes to the summer's warm, tranquil atmosphere but also enhances the beachgoer's experience, allowing for calm waters ideal for relaxation and leisurely activities. As summer progresses, the gentle zephyrs of July create an inviting environment, perfect for soaking up the sun along the beautiful coastline.

Average July Wind Speed in Myrtle Beach

The chart displays monthly wind speed patterns in Myrtle Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.73.93.73.53.43.0 m/s2.52.83.23.63.4
Data source: Myrtle Beach July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Myrtle Beach Compares to Other Months

The weather in Myrtle Beach 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 Myrtle Beach and find detailed weather information for every month.

July and January showcase a stark contrast in weather patterns. In July, temperatures soar with a minimum of 18°C (65°F) and an average of 27°C (81°F), peaking at a sizzling 34°C (93°F). The month experiences significant rainfall, averaging 179 mm (7.0 in) over 18 days, coupled with high humidity at 82%. In contrast, January brings much cooler conditions, with minimum temperatures plummeting to -9°C (15°F) and an average of just 10°C (50°F), while the maximum reaches 25°C (77°F). Precipitation is notably lower at 66 mm (2.6 in) across only 8 days, with humidity remaining relatively high at 83%. For a detailed look at January weather specifics, refer to Myrtle Beach weather in January.

When comparing the weather in July and February, it's clear that July is characterized by much warmer temperatures, averaging around 27°C (81°F) with maximums reaching up to 34°C (93°F). In contrast, February has a much cooler climate, with an average temperature of 12°C (54°F) and maximums of 26°C (79°F). While July experiences significant rainfall, with 179 mm (7.0 in) over 18 days, February's precipitation is considerably less at 87 mm (3.4 in) across just 9 days. Interestingly, humidity levels are relatively similar, with July at 82% and February at 79%. For more detailed insights on February weather, you can check Myrtle Beach weather in February.

July and March present contrasting weather patterns, showcasing the changing seasons. In July, temperatures soar with a minimum of 18°C (65°F) and an average of 27°C (81°F), peaking at 34°C (93°F). This month is also characterized by high humidity at 82% and significant rainfall, with 179 mm (7.0 in) over 18 days. In contrast, March offers a much cooler climate, with temperatures ranging from a low of -3°C (27°F) to an average of 14°C (58°F) and a maximum of 28°C (83°F). Precipitation is lighter in March, totaling 71 mm (2.8 in) over just 8 days, and humidity remains relatively low at 79%. For a detailed look at March weather, visit Myrtle Beach weather in March.

In comparing the weather of July and April, July is characterized by significantly warmer temperatures, with average highs reaching 27°C (81°F) and maximums soaring to 34°C (93°F). In contrast, April offers a milder climate, with average highs of 18°C (65°F) and maximum temperatures around 29°C (85°F). Additionally, July experiences higher precipitation, totaling 179 mm (7.0 in) over 18 days, compared to April's 94 mm (3.7 in) over just 8 days. Humidity levels are also noteworthy, as July maintains a higher humidity of 82%, while April's humidity sits at a slightly lower 78%. For detailed insights on April weather, you can visit Myrtle Beach weather in April.

When comparing the weather between May and July, several notable differences emerge. July tends to be warmer, featuring average temperatures around 27°C (81°F), with maximums reaching up to 34°C (93°F), while May has a milder average temperature of 23°C (73°F) and peaks at 36°C (97°F). Despite the higher temperatures in May, July experiences significantly more rain, with 179 mm (7.0 in) of precipitation over approximately 18 days, compared to May's 122 mm (4.8 in) over just 10 days. Additionally, July's humidity is slightly elevated at 82%, compared to May's 78%. For more detailed information, check out Myrtle Beach weather in May.

In comparing the weather of July and June, July tends to be slightly warmer, with an average temperature of 27°C (81°F) compared to June's 25°C (78°F). Both months experience highs of 34°C (93°F in July and 94°F in June), but July is characterized by higher humidity at 82% versus June's 78%. While both months receive considerable rainfall, July sees a bit more precipitation at 179 mm (7.0 in) over 18 days, compared to June's 156 mm (6.2 in) over 17 days. For more details on June's weather patterns, you can check Myrtle Beach weather in June.

In comparing the weather of July and August, we see some notable similarities and slight differences. Both months feature a warm average temperature of around 27°C (81°F), with a maximum temperature reaching 34°C (93°F). However, July experiences slightly cooler minimum temperatures at 18°C (65°F), while August begins slightly warmer at 19°C (66°F). Precipitation increases from 179 mm (7.0 in) in July to 212 mm (8.4 in) in August, with rain occurring on more days in August (22) compared to July (18). Humidity remains relatively stable, with July at 82% and August slightly lower at 81%. For specific details on August weather, you can check Myrtle Beach weather in August.

July and September exhibit noticeable differences in weather, despite both months experiencing warm temperatures. July features a higher average temperature of 27°C (81°F) and more humid conditions, with humidity levels at 82%. In contrast, September sees a slightly cooler average of 25°C (77°F), with a minimum temperature of 12°C (54°F), making it feel more comfortable. While both months receive similar amounts of precipitation—179 mm (7.0 in) in July and 178 mm (7.0 in) in September—July has more rainy days, occurring on 18 days compared to just 12 days in September. For those considering a visit, details can be found at Myrtle Beach weather in September.

The weather in July is characterized by much warmer temperatures, with averages around 27°C (81°F) and maximums reaching 34°C (93°F). In contrast, October sees a drop in minimum temperatures to 4°C (40°F), though the average remains relatively mild at 21°C (70°F). While July experiences significant rainfall, with 179 mm (7.0 in) over 18 days, October is much drier, receiving only 61 mm (2.4 in) over 8 days. Humidity levels are also slightly lower in October at 78%, compared to July’s 82%. For more information about October weather specifically, visit Myrtle Beach weather in October.

In July, temperatures soar with a minimum of 18°C (65°F) and an average of 27°C (81°F), reaching a maximum of 34°C (93°F). This month also experiences significant rainfall, totaling 179 mm (7.0 in) over approximately 18 days, all while humidity remains high at 82%. In contrast, November brings a much cooler climate, with temperatures ranging from a minimum of 0°C (32°F) and an average of 14°C (57°F) to a maximum of 27°C (82°F). Precipitation decreases to 86 mm (3.4 in), occurring over just 10 days, yet humidity stays consistent at 82%. For more information on what to expect in November, check out Myrtle Beach weather in November.

In July, the weather is notably warm, with average temperatures reaching 27°C (81°F) and maximums soaring up to 34°C (93°F). The month experiences significant rainfall, totaling 179 mm (7.0 in) over about 18 days, along with high humidity levels at 82%. In contrast, December presents a much cooler climate, with average temperatures dropping to 11°C (52°F), and a maximum of 24°C (76°F). Precipitation is also lower in December, with 130 mm (5.1 in) falling over just 9 days, while humidity slightly increases to 84%. For more detailed insights into December weather, you can visit Myrtle Beach weather in December.

Compare Myrtle Beach's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Myrtle Beach

July in Myrtle Beach is characterized by warm temperatures and high humidity, making it distinctly hotter and more muggy compared to other months. With frequent rain showers adding to the summer ambiance, visitors can expect a vibrant but wet climate, with rainfall occurring on a significant number of days. This mix of warmth and moisture creates a lush environment perfect for outdoor activities, even if the occasional downpour can put a damper on plans. For those curious about the overall weather patterns in this coastal paradise, dive deeper into the details at Myrtle Beach Climate.