Seneca, SC Weather & Growing Conditions
Today
84°F
Showers And Thunderstorms
A chance of rain showers before 11am, then showers and thunderstorms between 11am and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. East wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Showers And Thunderstorms | 6 mph E | 81% |
| Tonight | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph NE | 58% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 3 mph ESE | 69% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 2 mph E | 74% |
| Thursday | 87°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 70% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph WNW | 65% |
| Friday | 87°F | Chance Showers And Thunderstorms | 0 to 3 mph SSE | 53% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph S | 52% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 39% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 2 mph WNW | 39% |
| Sunday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph WNW | 33% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 2 mph WNW | 33% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph WSW | 36% |
| Monday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph WSW | 36% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Seneca, SC
Last spring frost
Mar 21
First fall frost
Nov 11
Growing season
236 days
Hardiness zone
8b
Explore more for Seneca, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Clemson Oconee Co Ap, Sc (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.