Joanna, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Joanna, a community in Laurens County, South Carolina.
This Afternoon
89°F
Mostly Sunny
Mostly sunny, with a high near 89. Northeast wind around 3 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Joanna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Mostly Sunny | 3 mph NE | 12% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph ENE | 23% |
| Sunday | 88°F | Patchy Fog then Mostly Sunny | 1 mph E | 8% |
| Sunday Night | 69°F | Mostly Clear | 0 mph | 7% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SE | 19% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph ENE | 69% |
| Tuesday | 82°F | Chance Showers And Thunderstorms | 5 mph NE | 66% |
| Tuesday Night | 66°F | Showers And Thunderstorms Likely | 7 mph NE | 65% |
| Wednesday | 74°F | Chance Rain Showers | 8 mph NE | 42% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 8 mph NE | 29% |
| Thursday | 76°F | Partly Sunny | 8 mph NNE | 13% |
| Thursday Night | 61°F | Partly Cloudy | 6 mph NNE | 11% |
| Friday | 77°F | Mostly Sunny | 5 mph NNE | 7% |
| Friday Night | 59°F | Partly Cloudy | 3 mph NE | 10% |
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
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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 Sep 19, 2026.