National Weather Service Forecast for: Hilton Head Island SC
Issued by: National Weather Service Charleston, SC
Updated: 2:30 pm EDT Mar 19, 2026
 
Tonight

Tonight: Mostly clear, with a low around 47. East wind around 6 mph becoming calm in the evening.
Mostly Clear
 Friday

Friday: Sunny, with a high near 70. Light and variable wind becoming southeast around 6 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 56. South wind around 7 mph.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 79. Southwest wind around 9 mph.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 63. Southwest wind around 8 mph.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 81.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 65.
Mostly Clear
 Monday

Monday: Sunny, with a high near 84.
Sunny
 Monday
Night
Monday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.
Slight Chance
T-storms
Lo 47 °F Hi 70 °F Lo 56 °F Hi 79 °F Lo 63 °F Hi 81 °F Lo 65 °F Hi 84 °F Lo 58 °F

 

Tonight
 
 Mostly clear, with a low around 47. East wind around 6 mph becoming calm in the evening.
Friday
 
 Sunny, with a high near 70. Light and variable wind becoming southeast around 6 mph in the afternoon.
Friday Night
 
 Mostly clear, with a low around 56. South wind around 7 mph.
Saturday
 
 Sunny, with a high near 79. Southwest wind around 9 mph.
Saturday Night
 
 Mostly clear, with a low around 63. Southwest wind around 8 mph.
Sunday
 
 Sunny, with a high near 81.
Sunday Night
 
 Mostly clear, with a low around 65.
Monday
 
 Sunny, with a high near 84.
Monday Night
 
 A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.
Tuesday
 
 Mostly sunny, with a high near 67.
Tuesday Night
 
 A 20 percent chance of showers. Mostly cloudy, with a low around 57.
Wednesday
 
 Partly sunny, with a high near 71.
Wednesday Night
 
 Partly cloudy, with a low around 59.
Thursday
 
 Sunny, with a high near 75.

 

Forecast from NOAA-NWS for Hilton Head Island SC.