Hilton Head Island, SC Weather & Growing Conditions
This Afternoon
89°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Chance Showers And Thunderstorms | 5 mph SE | 26% |
| Tonight | 75°F | Chance Showers And Thunderstorms | 3 mph E | 26% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph NE | 41% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 18% |
| Monday | 87°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 1 to 6 mph NE | 18% |
| Monday Night | 76°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph E | 25% |
| Tuesday | 86°F | Showers And Thunderstorms Likely | 2 to 7 mph NE | 66% |
| Tuesday Night | 74°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 6 mph NE | 66% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 57% |
| Wednesday Night | 71°F | Showers And Thunderstorms Likely | 12 mph NE | 57% |
| Thursday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 9 to 14 mph NE | 15% |
| Thursday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 9 mph NE | 15% |
| Friday | 82°F | Mostly Sunny | 7 to 10 mph NE | 11% |
| Friday Night | 68°F | Partly Cloudy | 6 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hilton Head Island, SC
Last spring frost
Mar 3
First fall frost
Dec 9
Growing season
282 days
Hardiness zone
9b
Explore more for Hilton Head Island, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Beaufort Wwtp, Sc (11.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.