Last updated: February 24, 2025
December in Myrtle Beach offers a blend of mild temperatures and a cozy coastal charm. With maximum highs reaching 24°C (76°F) and average lows around 11°C (52°F), the weather can be quite pleasant despite occasional chill, with minimum temperatures dipping to -4°C (25°F). Visitors can expect about 130 mm (5.1 in) of precipitation over 9 days, contributing to the region's lush landscapes. The humidity level stands at a notable 84%, enhancing the refreshing coastal air. Whether you’re strolling along the beach or exploring local attractions, December presents a unique opportunity to enjoy Myrtle Beach's off-season allure.
In December, Myrtle Beach experiences a notable transition as temperatures begin to dip, marking the onset of winter. With a minimum temperature around -4°C (25°F), the chill in the air contrasts sharply with the month’s average of 11°C (52°F); however, the maximum can still reach a pleasant 24°C (76°F), offering remnants of autumn warmth. This fluctuation reveals a blend of coolness and mild days typical of December in the region, where visitors can enjoy the festive atmosphere without the intense cold of northern climates. As the year winds down, Myrtle Beach provides a unique coastal experience, balancing brisk evenings with sun-kissed afternoons.
In December, Myrtle Beach experiences a significant surge in precipitation with an average rain gauge reading of 130 mm (5.1 in), marking it as one of the wetter months of the year. This uptick in rainfall typically occurs over 9 days, providing a notable contrast to the drier spell seen in October with only 61 mm (2.4 in). As the year draws to a close, December’s precipitation is indicative of a broader trend where the coastal region sees increasing precipitation during the late fall and winter months. This pattern often serves to refresh the local environment, setting the stage for the vibrant growth that follows in the spring. Alongside the rainfall, temperatures gradually cool, contributing to a wintry ambiance that many find charming despite the dampness.
In December, humidity in Myrtle Beach rises to 84%, marking the month as the most humid of the year. This increase is part of a notable trend in the region's climate; although January kickstarts the year with 83% humidity, it gradually decreases to a low of 78% from April through October. As summer transitions into autumn, humidity levels oscillate around 81-82%, providing a palpable stickiness typical of coastal environments. However, as the calendar turns to winter, the spike in December signifies a return to a more humid atmosphere, setting the stage for the moisture-laden days of the new year. Overall, Myrtle Beach experiences a circular humidity cycle, where winter brings higher levels that precede repeats of milder months in a beautiful climatic dance.
In Myrtle Beach, December brings a relief from the extreme UV levels that dominate the summer months. With a UV Index of 4, categorized as moderate, the sun is less intense, allowing for a more leisurely outdoor experience. This means you can enjoy approximately 30 minutes of sun exposure before needing to take precautions against sunburn. The trend reveals a gradual shift from the extreme rates of UV Index 11 experienced in the summer, through the very high levels of spring and fall, to the more forgiving winter rays. As the year winds down, it's a great time to embrace the outdoor activities without the typical summer urgency to seek shade. For more information, check the detailed Myrtle Beach UV Index.
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In December, Myrtle Beach basks in around 216 hours of sunshine, a delightful embrace of light as the year winds down. This marks a slight dip from the vibrant November sun, which offered 247 hours. As temperatures cool, December's hours reflect a gradual trend downward from the peak of summer, where July dazzles with an impressive 343 hours. However, even in winter's embrace, the coastal charm remains inviting, providing a beautiful backdrop for holiday getaways. Visitors can still delight in mild days filled with sunlight, continuing the seasonal transformation that sees extended hours of brightness each month from January's modest 186 hours to the flourishing warmth of May's 337 hours. The rhythm of sunshine in Myrtle Beach captures both the essence of winter and the lingering warmth of a vibrant coastal lifestyle.
In December, Myrtle Beach experiences a 47% chance of sunny weather, reflecting a trend that offers a moderate likelihood of clear skies during the winter season. This percentage is notably consistent with earlier months like January and October, suggesting a relatively stable pattern of sun exposure as the year wraps up. Interestingly, November sees a peak in sunshine with a 62% chance, providing a warm transition into December. While the holiday season may bring cooler temperatures, the potential for bright days remains an inviting aspect of this coastal getaway, allowing visitors to enjoy the festive atmosphere under the Southern sun.
In Myrtle Beach, December marks the turning point of daylight hours, with a modest 9 hours of daylight, the shortest of the year. The transition from the longer days of summer—where daylight stretches to a generous 14 hours in June and July—seamlessly shifts through the autumn months. By November, daylight dips to 10 hours, gently indicating the onset of winter. As the year progresses, the trend reveals a fascinating rhythm: spring months like March and April bask in increasing light, peaking at 13 hours in May before summer reigns. This gradual decrease through the fall and into December showcases the seasonal ebb and flow of sunlight, inviting residents and visitors alike to embrace the cozy charm of winter in this vibrant coastal city.
In December, Myrtle Beach witnesses a gentle breeze with an average wind speed of 3.4 m/s (8 mph), maintaining the pleasant, calm atmosphere typical of the winter months. Following a seasonal trend, the wind speeds have gradually decreased since the summer peak, where July recorded its lowest at 3.0 m/s (7 mph). As the year wraps up, December’s winds reflect a slightly revitalized blast compared to the summer lull, echoing patterns seen throughout previous months. Despite the decline from earlier spring months, where March peaked at 3.9 m/s (9 mph), December's softness adds a tranquil charm to this coastal paradise, making it an inviting destination for those seeking a serene escape.
The weather in Myrtle Beach changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December'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.
In December, the weather features a broader temperature range with minimums dropping to -4°C (25°F) and maximums reaching up to 24°C (76°F), resulting in an average of 11°C (52°F). This month experiences higher precipitation levels at 130 mm (5.1 in) over about 9 days, along with considerable humidity at 84%. In contrast, January sees a cooler average temperature of 10°C (50°F) with minimums registering at -9°C (15°F) and maximums slightly higher at 25°C (77°F). Precipitation decreases significantly to 66 mm (2.6 in) over 8 days, accompanied by a marginally lower humidity of 83%. For more detailed information, you can visit Myrtle Beach weather in January.
In December, the weather features a wider temperature range with minimums dipping to -4°C (25°F) and maximums reaching 24°C (76°F), averaging around 11°C (52°F). This month also experiences higher precipitation levels at 130 mm (5.1 in) spread over 9 days, accompanied by high humidity at 84%. In contrast, February offers slightly warmer conditions, with minimum temperatures of -3°C (27°F) and maximums reaching 26°C (79°F), averaging 12°C (54°F). Precipitation is reduced to 87 mm (3.4 in), also over 9 days, and humidity lowers to 79%. For those interested in more details about February's weather, check out Myrtle Beach weather in February.
December and March present contrasting weather patterns. In December, temperatures range from a chilly -4°C (25°F) at night to a pleasant 24°C (76°F) during the day, with an average of 11°C (52°F). There is considerable precipitation, totaling 130 mm (5.1 in) over approximately 9 days, and humidity levels are relatively high at 84%. In comparison, March shows a slight increase in average temperature, reaching an average of 14°C (58°F) and peaking at 28°C (83°F), while the nighttime lows remain just slightly warmer at -3°C (27°F). Precipitation decreases to 71 mm (2.8 in) over about 8 days, with a slight drop in humidity to 79%. For more detailed insights, you can visit Myrtle Beach weather in March.
In December, the weather tends to be quite chilly, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 24°C (76°F) and an average of 11°C (52°F). This month also sees higher precipitation, totaling 130 mm (5.1 in) over about 9 days, accompanied by a humidity level of 84%. In contrast, April brings a significant warming trend, with temperatures reaching a minimum of 2°C (35°F) and soaring to a maximum of 29°C (85°F), yielding an average temperature of 18°C (65°F). Precipitation decreases to 94 mm (3.7 in) over 8 days, and the humidity lowers slightly to 78%. For more details on the mild and pleasant April weather, you can check Myrtle Beach weather in April.
December and May showcase stark contrasts in weather conditions. In December, temperatures range from a chilly minimum of -4°C (25°F) to a comfortable maximum of 24°C (76°F), with an average of 11°C (52°F). The month sees approximately 130 mm (5.1 in) of precipitation over nine days, accompanied by relatively high humidity at 84%. In comparison, May boasts much warmer temperatures, with a minimum of 9°C (48°F) and a maximum reaching up to 36°C (97°F), averaging around 23°C (73°F). Precipitation in May is slightly lower at 122 mm (4.8 in) across ten days, and the humidity is also lower at 78%. For a detailed look at conditions specific to this month, check out Myrtle Beach weather in May.
December and June present contrasting weather conditions. In December, temperatures can be quite chilly, ranging from a minimum of -4°C (25°F) to a maximum of 24°C (76°F), with an average temperature of 11°C (52°F). This month sees typical precipitation of 130 mm (5.1 in) over about 9 days, accompanied by high humidity at 84%. In stark contrast, June offers a much warmer climate, with temperatures varying from a minimum of 14°C (57°F) to a sweltering maximum of 34°C (94°F), and an average of 25°C (78°F). Rainfall is slightly higher in June, totaling 156 mm (6.2 in) over 17 days, yet the humidity is lower at 78%. For more details on the specifics of June weather, you can explore Myrtle Beach weather in June.
December and July present a striking contrast in weather conditions. In December, temperatures range from a chilly -4°C (25°F) to a mild 24°C (76°F), with an average of 11°C (52°F). It's a wetter month, with 130 mm (5.1 in) of precipitation spread over 9 days and higher humidity at 84%. In contrast, July boasts much warmer temperatures, with a minimum of 18°C (65°F) and a maximum of 34°C (93°F), averaging 27°C (81°F). It's also a rainier month with 179 mm (7.0 in) of precipitation on 18 days, though humidity remains slightly lower at 82%. For more detailed information about July weather, you can visit Myrtle Beach weather in July.
When comparing the weather in December and August, it’s clear that each month offers a distinct experience. December features cooler temperatures, with a minimum of -4°C (25°F) and an average of 11°C (52°F), while August boasts a much warmer climate, with temperatures ranging from a minimum of 19°C (66°F) to an average of 27°C (80°F). Precipitation levels also vary significantly; December receives 130 mm (5.1 in) over about 9 days, whereas August sees a higher 212 mm (8.4 in) spread across 22 days. Despite the increased rainfall in August, humidity levels remain fairly similar, at 84% in December and 81% in August. For more details on what to expect during this warm month, you can check out Myrtle Beach weather in August.
In comparing the weather of December and September, we see notable differences in temperature and precipitation. December experiences much cooler temperatures, with averages ranging from a minimum of -4°C (25°F) to a maximum of 24°C (76°F), while September boasts warmer conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (93°F). Precipitation levels also differ, with December receiving 130 mm (5.1 in) over approximately 9 days, compared to September's higher total of 178 mm (7.0 in) across 12 days. Interestingly, the humidity remains relatively high in both months, at 84% in December and 81% in September. For more detailed insights on September weather, you can check Myrtle Beach weather in September.
When comparing the weather in December and October, it's clear that October enjoys warmer temperatures, with an average of 21°C (70°F) and maximums reaching up to 33°C (92°F). In contrast, December experiences cooler temperatures, ranging from a minimum of -4°C (25°F) to a maximum of 24°C (76°F). Additionally, October has significantly less precipitation, at 61 mm (2.4 in) over just 8 days, while December sees more rainfall with 130 mm (5.1 in) across 9 days. Humidity levels are also slightly higher in December at 84%, compared to 78% in October. For more detailed insights, you can check Myrtle Beach weather in October.
When comparing the weather in December to November, December typically experiences cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 24°C (76°F), whereas November has a minimum of 0°C (32°F) and a maximum of 27°C (82°F). The average temperature in December hovers around 11°C (52°F), compared to November’s average of 14°C (57°F). Additionally, December sees a higher total precipitation of 130 mm (5.1 in) over 9 days, compared to November’s 86 mm (3.4 in) spread across 10 days. Humidity levels are slightly higher in December at 84%, compared to 82% in November, indicating a wetter and cooler month overall. For more detailed information, you can check Myrtle Beach weather in November.
As December rolls into Myrtle Beach, visitors can expect a noticeable shift in weather compared to the warmer months. While temperatures remain mild, peaking around a comfortable 24°C, the average coolness at 11°C brings a refreshing chill to the air. Nights can dip down to a crisp 25°F, making it essential to pack layers for those evening strolls. Precipitation is more frequent this month, with about nine wet days contributing to a total rainfall of 130 mm. With an humidity level soaring at 84%, the coastal air feels particularly brisk. Despite the cooler temperatures and increased rain, December still offers a unique charm to the beachside experience, perfect for those seeking a quieter escape. For more insights on seasonal weather patterns, check out Myrtle Beach Climate.