


NWS Forecast for: Hilton Head Island SC Issued by: National Weather Service Charleston, SC Last Update: 1:35 am EDT Jul 13, 2025 | ![]() |
Overnight: Partly cloudy, with a low around 77. Light southwest wind. Sunday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Northwest wind 3 to 5 mph. Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 78. Light and variable wind. Monday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming east around 6 mph in the afternoon. Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening. Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Tuesday Night: A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. Wednesday: A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%. Wednesday Night: A chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 78. Chance of precipitation is 30%. Thursday: A 40 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 88. Thursday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. | |
Hilton Head Island SC 32.2°N 80.76°W (Elev. 10 ft) | |
Visit your local NWS office at: https://www.weather.gov/chs |