| NWS Forecast for: Hilton Head Island SC Issued by: National Weather Service Charleston, SC Last Update: 5:02 pm EDT Jul 19, 2026 |  |
| Tonight: Mostly clear, with a low around 81. South wind 8 to 13 mph, with gusts as high as 21 mph. Monday: Mostly sunny, with a high near 93. Heat index values as high as 109. South wind 6 to 13 mph. Monday Night: A slight chance of showers and thunderstorms between 1am and 5am. Mostly clear, with a low around 81. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Sunny, with a high near 93. Heat index values as high as 107. South wind 9 to 16 mph, with gusts as high as 24 mph. Tuesday Night: Partly cloudy, with a low around 81. South wind around 14 mph, with gusts as high as 24 mph. Wednesday: Mostly sunny, with a high near 94. Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 40%. Friday: A chance of showers, with thunderstorms also possible after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 50%. Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Sunday: 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 |
