Last updated: February 24, 2025
May weather on James Island, United States showcases a vibrant range of conditions. With maximum temperatures reaching 37°C (98°F) and an average of 23°C (74°F), the island experiences warm and inviting days, balanced by cooler nights, where temperatures can dip to a minimum of 9°C (49°F). This month also sees precipitation accumulating to 87 mm (3.4 inches) over approximately nine days, contributing to a humidity level of 75% that enhances the island's lush landscapes. Ideal for outdoor activities, May on James Island presents a delightful mix of warmth and refreshing rain, making it a unique destination for nature lovers and adventurers alike.
In May, James Island experiences a notable shift as temperatures rise significantly, reflecting the transition into summer. The month begins with a minimum temperature of 9°C (49°F), which steadily warms to an average of 23°C (74°F), hitting a sweltering maximum of 37°C (98°F). This surge in temperature marks May as one of the warmest months of the year, showcasing a stark contrast to the chill of earlier months like January and February. The steady climb from April's average of 19°C (66°F) highlights a trend of increasing warmth, enticing both locals and visitors to embrace outdoor activities under the sun. With such escalating temperatures, May sets the stage for the summer heat that follows in June and July, making it a vibrant time on the island.
In May, James Island experiences a noticeable shift in weather patterns, with 87 mm (3.4 in) of precipitation falling over 9 days. This marks a significant increase from the drier months preceding it, as April recorded 101 mm (4.0 in) but over just 8 days. The transition into late spring heralds a more humid climate, paving the way for the summer rains that follow in June and July, where average monthly precipitation soars to 150 mm (5.9 in) and 187 mm (7.4 in) respectively. As the island's lush landscape begins to flourish, May serves as a crucial bridge, signaling the onset of a wetter season while still allowing for ample sunshine amidst the rainfall.
As spring transitions into summer, May brings a slight respite in humidity levels on James Island, USA, with measurements at 75%. This marks a gradual decline from the 86% experienced in January, showcasing a trend of easing moisture as warmer months approach. Following May, humidity will remain steady through June before climbing again in July, hinting at the characteristic simmering summer climate. This reduction in humidity during May not only makes for more comfortable outdoor activities but also sets the stage for the vibrant coastal life that James Island is known for. The shift towards drier days fosters an inviting atmosphere, embracing the seasonal changes while hinting at the humidity uptick to come in the heart of summer.
In May, residents of James Island experience an extreme UV Index of 11, marking a peak in sun exposure that requires vigilance. As temperatures rise, the burn time shrinks to just 10 minutes, indicating the urgent need for sun protection. This trend of increasing intensity begins in January with a moderate UV Index of 4, gradually escalating through the months. By April, the figures soar to 10, setting the stage for May's extreme levels. As summer unfolds, the UV Index remains elevated through June and July, maintaining that relentless intensity. For those looking to plan their outdoor activities safely, staying informed about these UV trends is essential. More details can be found here: James Island UV Index.
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In the vibrant month of May, James Island shines as one of the sunniest periods of the year, boasting a remarkable 336 hours of sunlight. This is a peak in a steady rise that begins in January with 186 hours and climbs consistently through the spring months, culminating in the sun-drenched days of late spring. Following May, the sunlight remains plentiful, although it begins to taper off slightly in June and July, ensuring a warm and inviting atmosphere for outdoor activities. As the summer transitions into autumn, residents and visitors can still enjoy ample sunshine, with each month bringing a notable decrease, yet May undeniably stands out as a luminous highlight in the annual calendar of James Island.
In James Island, the transition into May brings a moderate chance of sunny weather, with a 52% likelihood of sunshine. This is a slight drop from April's 56%, yet still positions May favorably compared to the summer months that follow, where the chances deteriorate to around 29-34%. Interestingly, as the year progresses, the chances of sunny weather tend to fluctuate, with notable peaks in November at 62% and consistent lower percentages during the sweltering summer. This trend suggests that while May may not guarantee sun-soaked days, it offers a pleasant balance before the heat of summer arrives, making it an ideal time for outdoor activities.
In James Island, the month of May heralds a delightful transition as daylight reaches a steady 13 hours. This duration mirrors April’s, reflecting the area's gradual move towards summer, where the promise of longer days is just around the corner. As the year unfolds, daylight duration steadily increases from January’s 10 hours to a peak in June and July, showcasing a clear upward trend through the spring months. This consistent growth not only enhances outdoor activities but also invites residents and visitors alike to embrace the vibrant natural beauty that characterizes this coastal gem. As summer approaches, the lingering daylight becomes a cherished part of life on James Island, fostering a sense of warmth and community.
In James Island, United States, the wind speeds in May reflect a steady and pleasant breeze, averaging 4.0 m/s (9 mph). This is consistent with the wind patterns observed in both March and April, indicating a moderate breeze as spring transitions into summer. Following May, a slight decline in wind speed is expected in June, aligning with the overall trend of decreasing wind throughout the summer months, where July and August record the lowest speeds of the year. Overall, May stands out as part of a period of relatively stable winds, creating an ideal environment for outdoor activities, before the summer’s gentle lull sets in.
The weather in James Island changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in James Island and find detailed weather information for every month.
In May, temperatures climb significantly, with averages around 23°C (74°F) and highs reaching up to 37°C (98°F), creating a warm and humid atmosphere with 75% humidity. The month experiences around 87 mm (3.4 in) of precipitation over about 9 days. In contrast, January brings much colder temperatures, with an average of 11°C (52°F) and maximum highs of 26°C (79°F), while experiencing a significant drop to a minimum of -13°C (9°F). Precipitation is less plentiful in January, totaling 59 mm (2.3 in) over 7 days and accompanied by higher humidity levels of 86%. For a clearer picture of what to expect, check out James Island weather in January.
May and February exhibit contrasting weather patterns, highlighting the transition from winter to late spring. In May, temperatures range significantly higher, with a minimum of 9°C (49°F) and a maximum of 37°C (98°F), leading to an average temperature of 23°C (74°F). Conversely, February experiences colder conditions, with temperatures dipping as low as -2°C (29°F) and peaking at 26°C (79°F), averaging 14°C (57°F). While both months receive comparable amounts of precipitation—87 mm (3.4 in) in May and 78 mm (3.1 in) in February—May's humidity is somewhat lower at 75%, compared to February's 81%. For a closer look at February's climate specifics, you can check James Island weather in February.
May and March exhibit notable differences in weather patterns. In May, temperatures range from a cool minimum of 9°C (49°F) to a warm maximum of 37°C (98°F), with an average of 23°C (74°F). The month sees around 87 mm (3.4 in) of precipitation across 9 days and has a humidity level of 75%. In contrast, March has much cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 28°C (82°F), averaging at 15°C (60°F). The precipitation in March is less, totaling 60 mm (2.4 in) over 6 days, and it experiences slightly higher humidity at 81%. For a more detailed view of March weather, visit James Island weather in March.
In comparing the weather between April and May, it's evident that May experiences a warmer climate overall, with average temperatures rising from 19°C (66°F) in April to 23°C (74°F) in May. The maximum temperature in May can reach up to 37°C (98°F), significantly higher than April’s peak of 31°C (89°F). However, April sees slightly more precipitation, with 101 mm (4.0 in) of rain compared to May's 87 mm (3.4 in), despite both months featuring similar numbers of rainy days. Additionally, humidity levels are slightly higher in April at 79% compared to 75% in May. For more information on April weather specifics, you can refer to James Island weather in April.
In comparing the weather between May and June, we see a noticeable rise in temperatures. May features a minimum of 9°C (49°F) and an average of 23°C (74°F), peaking at 37°C (98°F). In contrast, June starts warmer with a minimum of 16°C (61°F) and an average temperature of 26°C (79°F), reaching a maximum of 35°C (95°F). Precipitation also increases in June, with rainfall totaling 150 mm (5.9 in) across 19 days, compared to May's 87 mm (3.4 in) over 9 days. Despite the increased rainfall, the humidity remains consistent at 75%. For more specifics, you can check James Island weather in June.
In May, the weather features a range of temperatures with a minimum of 9°C (49°F) and a scorching maximum of 37°C (98°F), resulting in an average temperature of 23°C (74°F). The month experiences about 87 mm (3.4 in) of precipitation over 9 days, with a humidity level of 75%. In contrast, July brings a warmer climate, with a minimum temperature of 20°C (69°F) and a maximum that reaches 34°C (94°F), leading to an average of 28°C (82°F). However, July is significantly wetter, with 187 mm (7.4 in) of rainfall spread across 20 days, along with an increase in humidity to 80%. For more details on the weather patterns, you can visit James Island weather in July.
May and August present contrasting weather patterns, with May featuring a broader temperature range. In May, temperatures fluctuate from a cool 9°C (49°F) at night to a warm high of 37°C (98°F), averaging around 23°C (74°F). However, it also experiences considerable precipitation, with about 87 mm (3.4 in) falling over 9 days, paired with a humidity level of 75%.
In stark contrast, August maintains milder temperatures, starting at a minimum of 21°C (70°F) and peaking at 35°C (95°F), averaging 27°C (81°F). This month also sees higher rainfall, accumulating 183 mm (7.2 in) over 21 days, and humidity rises slightly to 81%. For more detailed information on the weather for this month, check out James Island weather in August.
When comparing the weather in May and September, notable differences emerge. May typically showcases a wider temperature range, with minimums around 9°C (49°F) and maximums soaring up to 37°C (98°F). In contrast, September offers slightly higher average temperatures, ranging from a minimum of 14°C (57°F) to a maximum of 35°C (94°F). Additionally, September experiences almost double the precipitation of May, with 176 mm (6.9 in) over 14 days compared to May's 87 mm (3.4 in) over 9 days, leading to a higher humidity level of 83% versus May's 75%. For more detailed insights, you can check out James Island weather in September.
May and October present distinct weather patterns, highlighting the transition from spring to fall. In May, temperatures can soar as high as 37°C (98°F) with an average of 23°C (74°F), while October offers milder conditions with a max of 31°C (89°F) and an average of 22°C (72°F). Both months see a similar number of rainy days—9—yet May experiences slightly more precipitation at 87 mm (3.4 in) compared to October's 79 mm (3.1 in). Humidity levels are similar too, with May at 75% and October slightly higher at 78%. For a closer look at October weather specifics, refer to James Island weather in October.
May and November exhibit striking differences in weather patterns. In May, temperatures generally range from a minimum of 9°C (49°F) to a scorching maximum of 37°C (98°F), with an average of 23°C (74°F). The month experiences about 87 mm (3.4 in) of precipitation over approximately 9 days, and the humidity is relatively high at 75%. In contrast, November presents a cooler climate, with temperatures dipping as low as -1°C (31°F) and peaking at 28°C (84°F), averaging around 15°C (59°F). While precipitation slightly increases to 92 mm (3.6 in) over 8 days, humidity edges up to 85%. For more details on November weather patterns, check out James Island weather in November.
In May, the weather is characterized by significantly warmer temperatures, with a minimum of 9°C (49°F) and an average high of 37°C (98°F). In contrast, December brings much cooler conditions, featuring a minimum temperature of -3°C (28°F) and an average high of only 25°C (77°F). May also experiences less precipitation at 87 mm (3.4 in) over 9 days, while December sees a higher rainfall total of 127 mm (5.0 in) across the same number of days. Additionally, humidity levels are slightly lower in May at 75%, compared to December's 87%. For more insights on December weather, visit James Island weather in December.
As May unfolds on James Island, the weather takes a distinctive turn, offering a blend of warmth and moisture that sets it apart from earlier months. With average temperatures rising notably, the days are increasingly sunlit, inviting visitors to explore the island’s natural beauty while enjoying the delightful humidity. Though precipitation occurs on a few days, it’s generally a time for blooming landscapes and vibrant outdoor activities. This month transitions the island from spring's gentle embrace toward the more intense summer heat, making it a captivating time to experience all that James Island has to offer. For a deeper understanding of what to expect throughout the year, check out James Island Climate.