Harman US

Hardeeville, SC Weather & Growing Conditions

Today
90°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. South wind 1 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 90°F Mostly Sunny then Chance Showers And Thunderstorms 1 to 7 mph S 47%
Tonight 75°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 2 to 7 mph S 65%
Wednesday 91°F Mostly Sunny then Chance Showers And Thunderstorms 1 to 9 mph S 29%
Wednesday Night 76°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 2 to 9 mph S 26%
Thursday 90°F Chance Showers And Thunderstorms 1 to 8 mph S 44%
Thursday Night 76°F Chance Showers And Thunderstorms 1 to 7 mph SE 44%
Friday 91°F Chance Showers And Thunderstorms 1 to 9 mph E 53%
Friday Night 76°F Slight Chance Showers And Thunderstorms 2 to 8 mph E 24%
Saturday 90°F Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 2 to 7 mph E 65%
Saturday Night 76°F Chance Showers And Thunderstorms 0 to 7 mph S 43%
Sunday 92°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 0 to 5 mph S 50%
Sunday Night 76°F Chance Showers And Thunderstorms then Partly Cloudy 1 to 5 mph S 50%
Monday 93°F Chance Showers And Thunderstorms 1 to 5 mph SW 38%
Monday Night 76°F Chance Showers And Thunderstorms 5 mph SW 38%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Hardeeville, SC

Last spring frost
Mar 2
First fall frost
Nov 30
Growing season
270 days
Hardiness zone
9a

Explore more for Hardeeville, SC: full frost dates · planting calendar · South Carolina frost dates

Climate data from the nearest NOAA station, Savannah Intl Ap, Ga (12 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.