Jefferson, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jefferson, a town in Chesterfield County, South Carolina.
Today
84°F
Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms between 11am and noon, then showers and thunderstorms likely between noon and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then showers and thunderstorms. Mostly cloudy, with a high near 84. East wind 0 to 3 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Jefferson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Showers And Thunderstorms Likely | 0 to 3 mph E | 76% |
| Tonight | 70°F | Showers And Thunderstorms Likely | 2 mph NE | 70% |
| Wednesday | 88°F | Chance Showers And Thunderstorms | 0 to 6 mph S | 54% |
| Wednesday Night | 71°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 68% |
| Thursday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph S | 51% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 0 to 3 mph S | 51% |
| Friday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph S | 30% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 3 mph S | 30% |
| Saturday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph S | 23% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms | 2 mph W | 23% |
| Sunday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SW | 35% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 1 mph W | 35% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph SW | 29% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph W | 29% |
Forecast source: National Weather Service (api.weather.gov) for Jefferson (34.651, -80.384). Updated through the day.
Growing snapshot for Jefferson
Last spring frost
Mar 27
First fall frost
Nov 8
Growing season
228 days
Hardiness zone
8a
More local growing data for Jefferson: nearby ZIP 29718 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Pageland, Sc (9.1 mi from Jefferson). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.