Charleston, SC Weather & Growing Conditions
This Afternoon
90°F
Sunny
Sunny, with a high near 90. South wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 90°F | Sunny | 7 mph S | 2% |
| Tonight | 74°F | Partly Cloudy | 2 to 7 mph SW | 13% |
| Saturday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph NE | 43% |
| Saturday Night | 75°F | Chance Showers And Thunderstorms | 1 to 5 mph E | 36% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 2 to 7 mph NE | 45% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 6 mph SE | 45% |
| Monday | 87°F | Chance Showers And Thunderstorms | 1 to 7 mph NE | 29% |
| Monday Night | 75°F | Chance Showers And Thunderstorms | 1 to 6 mph E | 53% |
| Tuesday | 85°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 9 mph NE | 63% |
| Tuesday Night | 73°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 7 mph NE | 63% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 8 to 14 mph NE | 46% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 46% |
| Thursday | 82°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 14 mph NE | 22% |
| Thursday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 8 to 13 mph NE | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Charleston, SC
Last spring frost
Feb 4
First fall frost
Dec 30
Growing season
321 days
Explore more for Charleston, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Charleston City, Sc (0.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.