Hartsville, SC Weather & Growing Conditions
Overnight
57°F
Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 57. Northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Patchy Fog | 2 mph NE | 2% |
| Wednesday | 83°F | Areas Of Fog then Partly Sunny | 2 to 8 mph E | 3% |
| Wednesday Night | 62°F | Mostly Cloudy | 1 to 6 mph SE | 13% |
| Thursday | 83°F | Chance Rain Showers | 1 to 6 mph S | 26% |
| Thursday Night | 64°F | Chance Showers And Thunderstorms | 2 mph S | 30% |
| Friday | 79°F | Showers And Thunderstorms Likely | 2 to 7 mph SW | 70% |
| Friday Night | 55°F | Chance Rain Showers | 3 mph NW | 37% |
| Saturday | 74°F | Sunny | 6 mph N | 8% |
| Saturday Night | 47°F | Partly Cloudy | 3 mph N | 6% |
| Sunday | 69°F | Mostly Sunny | 3 mph N | 6% |
| Sunday Night | 46°F | Partly Cloudy | 3 mph W | 14% |
| Monday | 68°F | Sunny | 3 to 7 mph NW | 14% |
| Monday Night | 42°F | Slight Chance Rain Showers | 3 mph W | 15% |
| Tuesday | 70°F | Slight Chance Rain Showers then Sunny | 2 to 8 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsville, SC
Last spring frost
Mar 30
First fall frost
Nov 6
Growing season
224 days
Hardiness zone
8b
Explore more for Hartsville, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Hartsville, Sc (1.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.