Lake Secession, SC Weather & Growing Conditions
Tonight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 71. Heat index values as high as 100. North northeast wind around 2 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Chance Showers And Thunderstorms | 2 mph NNE | 30% |
| Saturday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph NE | 25% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 2 to 6 mph ENE | 51% |
| Sunday | 89°F | Patchy Fog then Chance Showers And Thunderstorms | 3 mph E | 32% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph N | 28% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 41% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 3 mph E | 59% |
| Tuesday | 85°F | Showers And Thunderstorms Likely | 2 to 7 mph ENE | 63% |
| Tuesday Night | 67°F | Showers And Thunderstorms Likely | 6 to 9 mph NE | 63% |
| Wednesday | 80°F | Chance Showers And Thunderstorms | 13 mph NE | 33% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 33% |
| Thursday | 79°F | Mostly Sunny | 12 mph NE | 11% |
| Thursday Night | 62°F | Partly Cloudy | 5 to 8 mph NE | 8% |
| Friday | 80°F | Mostly Sunny | 6 to 9 mph NE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lake Secession, SC
Last spring frost
Mar 27
First fall frost
Nov 7
Growing season
226 days
Hardiness zone
8a
Explore more for Lake Secession, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Calhoun Falls, Sc (12.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.