Joanna, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Joanna, a community in Laurens County, South Carolina.
Today
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 83. East northeast wind around 2 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Joanna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Chance Showers And Thunderstorms | 2 mph ENE | 80% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 2 mph NE | 71% |
| Wednesday | 84°F | Slight Chance Showers And Thunderstorms | 0 to 3 mph SE | 63% |
| Wednesday Night | 69°F | Showers And Thunderstorms | 2 mph SE | 76% |
| Thursday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph SSW | 58% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph W | 55% |
| Friday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph SSW | 37% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 1 mph W | 36% |
| Saturday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SSW | 24% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms | 1 mph W | 24% |
| Sunday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph WSW | 34% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 1 mph WSW | 34% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph SW | 24% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 2 mph W | 24% |
Forecast source: National Weather Service (api.weather.gov) for Joanna (34.416, -81.800). Updated through the day.
Growing snapshot for Joanna
Last spring frost
Mar 29
First fall frost
Nov 4
Growing season
219 days
Hardiness zone
8a
More local growing data for Joanna: nearby ZIP 29351 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Clinton, Sc (5.6 mi from Joanna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.