Harman US

North Charleston, SC Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for North Charleston, a city in Charleston County, South Carolina.

Today
89°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Heat index values as high as 102. Southeast wind 1 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for North Charleston

WhenTempForecastWindPrecip
Today 89°F Chance Showers And Thunderstorms 1 to 9 mph SE 40%
Tonight 75°F Chance Showers And Thunderstorms 1 to 9 mph S 44%
Wednesday 89°F Showers And Thunderstorms Likely then Partly Sunny 1 to 10 mph S 61%
Wednesday Night 76°F Chance Showers And Thunderstorms 2 to 10 mph S 27%
Thursday 90°F Showers And Thunderstorms Likely 1 to 9 mph S 59%
Thursday Night 76°F Chance Showers And Thunderstorms 1 to 8 mph SE 30%
Friday 91°F Chance Showers And Thunderstorms 1 to 10 mph SE 52%
Friday Night 75°F Chance Showers And Thunderstorms 1 to 9 mph SE 29%
Saturday 90°F Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 1 to 8 mph SE 65%
Saturday Night 75°F Chance Showers And Thunderstorms 0 to 7 mph S 43%
Sunday 91°F Chance Showers And Thunderstorms 0 to 7 mph SW 47%
Sunday Night 76°F Chance Showers And Thunderstorms 1 to 7 mph SW 47%
Monday 93°F Chance Showers And Thunderstorms 1 to 7 mph SW 44%
Monday Night 77°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph SW 44%

Forecast source: National Weather Service (api.weather.gov) for North Charleston (32.918, -80.065). Updated through the day.

Growing snapshot for North Charleston

Last spring frost
Mar 7
First fall frost
Nov 27
Growing season
266 days
Hardiness zone
9a

More local growing data for North Charleston: nearby ZIP 29404 weather · frost dates · planting calendar · South Carolina frost dates

Nearby towns & communities

All South Carolina locations ›

Climate data from the nearest NOAA station, Charleston Intl Ap, Sc (0.7 mi from North Charleston). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.