Fountain Inn, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fountain Inn, a city in Greenville County, South Carolina.
Today
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms between 1pm and 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Northeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Fountain Inn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Chance Showers And Thunderstorms | 7 mph NE | 81% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 2 to 6 mph NE | 58% |
| Wednesday | 84°F | Showers And Thunderstorms | 2 to 6 mph SE | 77% |
| Wednesday Night | 68°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 1 to 5 mph S | 84% |
| Thursday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 7 mph SW | 58% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 53% |
| Friday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SSW | 42% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 41% |
| Saturday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 29% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 29% |
| Sunday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 5 mph SW | 31% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 1 to 5 mph WSW | 31% |
| Monday | 88°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 6 mph WSW | 21% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph WSW | 21% |
Forecast source: National Weather Service (api.weather.gov) for Fountain Inn (34.697, -82.202). Updated through the day.
Growing snapshot for Fountain Inn
Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
222 days
Hardiness zone
8a
More local growing data for Fountain Inn: nearby ZIP 29644 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Fountain Inn 2 Sw, Sc (1.9 mi from Fountain Inn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.