Harman US

White Knoll, SC Weather & Growing Conditions

Overnight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. East wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 57°F Partly Cloudy 5 mph E 1%
Wednesday 83°F Patchy Fog then Mostly Cloudy 5 to 12 mph SE 8%
Wednesday Night 63°F Light Rain Likely 2 to 9 mph SE 56%
Thursday 82°F Chance Light Rain then Chance Showers And Thunderstorms 2 to 7 mph S 46%
Thursday Night 63°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 3 mph S 56%
Friday 80°F Showers And Thunderstorms Likely 2 to 7 mph SW 63%
Friday Night 53°F Partly Cloudy 5 mph NW 12%
Saturday 76°F Sunny 6 mph N 7%
Saturday Night 46°F Partly Cloudy 3 mph N 4%
Sunday 71°F Mostly Sunny 5 mph N 6%
Sunday Night 44°F Partly Cloudy 3 mph NW 13%
Monday 70°F Sunny then Slight Chance Light Rain 3 to 8 mph NW 15%
Monday Night 39°F Slight Chance Light Rain 1 to 5 mph W 15%
Tuesday 71°F Sunny 2 to 9 mph SW 3%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for White Knoll, SC

Last spring frost
Mar 25
First fall frost
Nov 7
Growing season
229 days
Hardiness zone
8b

Explore more for White Knoll, SC: full frost dates · planting calendar · South Carolina frost dates

Climate data from the nearest NOAA station, Columbia, Sc (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.