Last updated: February 24, 2025
August in Myrtle Beach, United States, brings a lively summer atmosphere characterized by warm temperatures and high humidity, with daily highs peaking at 34°C (93°F) and an average of 27°C (80°F). The evenings offer a cooler respite, dipping to a minimum of 19°C (66°F). Although the weather is predominantly sunny, expect frequent rain with 212 mm (8.4 in) of precipitation spread over 22 days, contributing to the area's lush, tropical landscape. This mix of warmth and moisture creates a vibrant environment, perfect for beachgoers and adventurers alike.
In August, Myrtle Beach basks in the warmth of summer, showcasing delightful temperatures that invite both relaxation and adventure. With a minimum temperature of 19°C (66°F) and a comfortable average of 27°C (80°F), the beach town enjoys sultry days that reach max temperatures of 34°C (93°F). This trend of increasing warmth is a continuation from the hotter months of June and July, yet August's balmy evenings provide a perfect backdrop for sunset strolls along the shoreline. As summer edges towards its conclusion, visitors can savor the sun-soaked atmosphere while indulging in the many vibrant activities the area has to offer, making this month a highlight in Myrtle Beach's seasonal charm.
In August, Myrtle Beach experiences its peak precipitation, with 212 mm (8.4 in) of rainfall over 22 days, making it the wettest month of the year. This significant uptick mirrors the broader trend seen from June to August, where rainfall steadily increases, culminating in August's heavy downpours. The summer months, particularly June and July, show a discernible rise in both precipitation amounts and the number of rainy days, paving the way for a lush landscape. The frequent rains of August are a stark contrast to the drier months earlier in the year, enhancing the region's vibrancy just as summer begins to wane. This seasonal shift not only contributes to Myrtle Beach's lush scenery but also brings a mix of steamy days interspersed with refreshing showers, which can disrupt outdoor plans but often leave the air feeling revitalized.
In August, Myrtle Beach experiences a humidity level of 81%, which is slightly lower than the peak humidity recorded in July at 82%. This slight dip marks a trend where summer months, from June to August, showcase relatively high humidity, fluctuating between 78% and 82%. Post-summer, the humidity remains consistent at 81% in September before gradually declining to 78% in the fall months of October and November. The overall humidity levels tend to be highest in the winter months as well, with December peaking at 84%. This pattern demonstrates a distinctive seasonal rhythm, providing a warm and humid experience for visitors to this coastal paradise throughout the summer.
August in Myrtle Beach sees a consistently high UV Index of 11, placing it in the extreme exposure category. This trend of high UV levels persists from May through August, where outdoor enthusiasts need to be especially cautious, as burn time drops to just 10 minutes. Following this peak, a slight decrease occurs in September, reverting to a UV Index of 9. As summer wanes, it's crucial to stay informed about UV levels, especially during these high-risk months. For more detailed information on UV levels throughout the year, visit Myrtle Beach UV Index.
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In August, Myrtle Beach basks in an impressive 320 hours of sunshine, continuing the trend of bright summer days established in the months prior. After peaking in July with 343 hours, the sunshine begins to slightly taper off, yet August still offers ample opportunities for outdoor adventures and relaxation by the vibrant shore. This month serves as a bridge, gracefully transitioning into the milder days of September, which brings 301 hours of sunlight. Collectively, these summer months, particularly from May through August, showcase Myrtle Beach as a sun-soaked paradise, making it an ideal destination for those seeking warmth and vitality before the cooler autumn arrives.
While August in Myrtle Beach typically offers a mix of sun and clouds, the chance of sunny weather hovers at a moderate 35%. This follows a general downward trend through the summer months, with July peaking at 39% but dropping slightly in August. Notably, the sunny probabilities significantly rebound in September to 53%, suggesting that post-summer visitors may encounter more favorable weather conditions. As we look across the year's seasons, November stands out with its highest likelihood of sunshine at 62%, clearly indicating that those seeking a sunlit escape might consider extending their beach plans into the fall.
In August, Myrtle Beach basks in a comfortable 13 hours of daylight, maintaining a vibrant summer ambiance as the season begins to wind down. This duration is slightly shorter than the peak of 14 hours seen in both June and July, yet still offers plenty of sunshine for beachgoers and outdoor enthusiasts. Looking at the broader trend, the duration of daylight steadily increased from 10 hours in January to a maximum of 14 hours in mid-summer, before gradually tapering off as the year progresses into autumn. As September approaches, daylight decreases to 12 hours, signaling the transition to shorter days. This rhythmic change not only marks the passage of seasons but also enhances the charm of Myrtle Beach, offering visitors a perfect blend of summer warmth while hinting at the cooler months ahead.
In August, Myrtle Beach experiences its gentlest winds of the year, with an average speed of just 2.5 m/s (6 mph). This notable drop follows a gradual decrease from the summer months, where winds typically hovered around 3.0 m/s (7 mph) in July. Unlike the brisk breezes of early spring, which peak at 3.9 m/s (9 mph) in March, the late summer atmosphere invites a more serene experience, perfect for leisurely beach days. As the season transitions into September, wind speeds begin to rise again slightly, hinting at the shift towards autumn. This trend highlights a calming yet enjoyable climatic shift, making August an appealing time for those seeking a laid-back coastal retreat.
The weather in Myrtle Beach changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August'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.
August and January present a stark contrast in weather conditions. In August, temperatures range from a mild 19°C (66°F) to a scorching 34°C (93°F), accompanied by significant humidity at 81%. Precipitation is prevalent, with rain occurring on 22 days and a total accumulation of 212 mm (8.4 in). In contrast, January experiences much colder temperatures, with a minimum of -9°C (15°F) and an average of 10°C (50°F), peaking at 25°C (77°F). The winter month is significantly drier, featuring only 66 mm (2.6 in) of precipitation over 8 days, while the humidity remains slightly higher at 83%. For a more detailed look at January weather specifics, you can check Myrtle Beach weather in January.
August and February exhibit strikingly different weather patterns. In August, temperatures soar with a minimum of 19°C (66°F) and an average of 27°C (80°F), peaking at a sizzling 34°C (93°F). The month is also marked by high humidity levels at 81%, alongside substantial precipitation of 212 mm (8.4 in), spread over 22 days. In contrast, February presents a cooler climate, with temperatures ranging from a chilly -3°C (27°F) to a more temperate maximum of 26°C (79°F), averaging 12°C (54°F). February experiences significantly less rainfall, totaling 87 mm (3.4 in) over only 9 days, while maintaining a relatively low humidity level of 79%. For more details on February’s weather, you can check Myrtle Beach weather in February.
August and March present contrasting weather patterns, highlighting the transition from summer to late winter. In August, temperatures are considerably warmer, with averages around 27°C (80°F) and highs peaking at 34°C (93°F). The month also experiences high humidity at 81% and significant precipitation, averaging 212 mm (8.4 in) over 22 days. In stark contrast, March experiences much cooler temperatures, with averages around 14°C (58°F) and a maximum of 28°C (83°F). Additionally, precipitation is lighter at 71 mm (2.8 in) over just 8 days, and humidity remains slightly lower at 79%. For more details on March weather, you can check Myrtle Beach weather in March.
When comparing the weather in August and April, it’s clear that August is significantly warmer and more humid. In August, temperatures range from a minimum of 19°C (66°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F) and high humidity at 81%. Conversely, April experiences cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 29°C (85°F), averaging 18°C (65°F), along with lower humidity at 78%. Furthermore, August sees considerably more precipitation, accumulating 212 mm (8.4 in) over 22 days compared to April's 94 mm (3.7 in) over just 8 days. For more detailed information, you can check out Myrtle Beach weather in April.
In comparing the weather of August and May, one can see notable differences in temperature and precipitation. August experiences warmer daily temperatures, with an average of 27°C (80°F) and highs reaching up to 34°C (93°F), while May offers a milder climate, averaging 23°C (73°F) and peaking at 36°C (97°F). However, despite its overall warmth, August is significantly wetter, with 212 mm (8.4 in) of precipitation over 22 days, compared to May's 122 mm (4.8 in) across just 10 days. Humidity levels are slightly higher in August at 81%, compared to May's 78%. For those looking to explore Myrtle Beach during this time, more specifics can be found on Myrtle Beach weather in May.
When comparing the weather between June and August, August tends to be warmer and more humid. In August, temperatures range from a minimum of 19°C (66°F) to an average of 27°C (80°F), reaching a maximum of 34°C (93°F). The month also experiences higher precipitation, averaging 212 mm (8.4 in) over 22 days, with humidity levels peaking at 81%. In contrast, June features slightly cooler temperatures, with a minimum of 14°C (57°F), an average of 25°C (78°F), and a maximum of 34°C (94°F). June's precipitation is also lower, at 156 mm (6.2 in) over 17 days, with humidity averaging 78%. For more specific details, visit Myrtle Beach weather in June.
In comparing the weather patterns of July and August, we see that both months experience similar maximum temperatures, peaking at 34°C (93°F). However, August tends to be slightly warmer on average, with a minimum temperature of 19°C (66°F), compared to July's 18°C (65°F). Precipitation is notably higher in August, with 212 mm (8.4 inches) falling over 22 days, compared to July's 179 mm (7.0 inches) over 18 days. Furthermore, humidity levels remain quite consistent, averaging 81% in August and slightly higher at 82% in July. For more detailed insights, you can visit Myrtle Beach weather in July.
In comparing the weather between August and September, both months experience high temperatures, with September's maximum reaching the same 34°C (93°F) as August. However, September offers a noticeable drop in minimum temperature, dipping to 12°C (54°F) compared to August's warmer 19°C (66°F). The average temperature also decreases slightly from 27°C (80°F) in August to 25°C (77°F) in September. Additionally, September sees a reduction in precipitation, with 178 mm (7.0 in) of rain over 12 days, compared to August's 212 mm (8.4 in) over 22 days. Despite the rainfall similarities, humidity remains constant at 81% for both months. For more details on September weather, check out Myrtle Beach weather in September.
August and October present a noticeable contrast in weather conditions. In August, temperatures are warmer, with a minimum of 19°C (66°F) and an average of 27°C (80°F), peaking at 34°C (93°F). However, this month also sees significant precipitation, with 212 mm (8.4 in) of rainfall spread over 22 days and high humidity at 81%. In comparison, October experiences cooler temperatures, starting at a low of 4°C (40°F) and averaging 21°C (70°F), while still reaching a maximum of 33°C (92°F). Rainfall drops sharply to 61 mm (2.4 in) over just 8 days, and humidity is slightly lower at 78%. For more details about weather patterns specifically in October, you can check out Myrtle Beach weather in October.
August and November present stark contrasts in weather. In August, temperatures range from a minimum of 19°C (66°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F), encapsulating the peak of summer. This month also experiences significant rainfall, totaling 212 mm (8.4 in) across 22 days, contributing to high humidity levels of 81%. In comparison, November brings cooler conditions with temperatures dropping to a minimum of 0°C (32°F) and peaking at 27°C (82°F), averaging around 14°C (57°F). Rainfall also decreases to 86 mm (3.4 in) over just 10 days, while humidity remains relatively high at 82%. For more insights into this month's climate, check out the detailed Myrtle Beach weather in November.
August and December present starkly contrasting weather conditions. In August, temperatures vary from a minimum of 19°C (66°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). The month is marked by high humidity at 81% and significant precipitation, totaling 212 mm (8.4 in) over 22 rainy days. Conversely, December brings much cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 24°C (76°F), averaging 11°C (52°F). The month experiences less precipitation, accumulating 130 mm (5.1 in) across just 9 days, and presents slightly higher humidity at 84%. For more detailed information, you can visit Myrtle Beach weather in December.
In August, Myrtle Beach experiences its warmest weather of the year, with high temperatures making sun-soaked days the norm. Unlike the milder months surrounding it, humidity levels soar, creating a rich summer atmosphere that can feel quite sticky. The occasional rainfall—spreading over about two-thirds of the month—provides some relief from the heat but also means that visitors should be prepared for sudden showers. With an average temperature of 27°C (80°F), August stands out for its vibrant beach life and lively outdoor activities, making it a perfect time for those who thrive in warmer climates. For a deeper look into the weather patterns throughout the year, check out Myrtle Beach Climate.