Jamestown, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a town in Berkeley County, South Carolina.
Tonight
71°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms between 2am and 4am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Northeast wind around 1 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Slight Chance Showers And Thunderstorms | 1 mph NE | 25% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 2 mph NE | 30% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 mph NE | 16% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph E | 36% |
| Monday Night | 71°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 3 mph E | 36% |
| Tuesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph NE | 74% |
| Tuesday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph NE | 74% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 5 to 8 mph NE | 42% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Mostly Cloudy | 8 mph N | 42% |
| Thursday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 9 mph N | 19% |
| Thursday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph N | 19% |
| Friday | 82°F | Sunny | 7 mph N | 9% |
| Friday Night | 62°F | Partly Cloudy | 1 to 5 mph N | 9% |
| Saturday | 81°F | Mostly Sunny | 2 to 6 mph N | 14% |
Forecast source: National Weather Service (api.weather.gov) for Jamestown (33.286, -79.695). Updated through the day.
Growing snapshot for Jamestown
Last spring frost
Mar 22
First fall frost
Nov 13
Growing season
238 days
Hardiness zone
8b
More local growing data for Jamestown: nearby ZIP 29453 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
All South Carolina locations ›
Climate data from the nearest NOAA station, Jamestown, Sc (6.7 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.