Harman US

Modoc, SC Weather & Growing Conditions

This Afternoon
93°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Northeast wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 93°F Slight Chance Showers And Thunderstorms 3 mph NE 19%
Tonight 71°F Chance Showers And Thunderstorms then Patchy Fog 3 mph NE 27%
Sunday 91°F Patchy Fog then Slight Chance Showers And Thunderstorms 2 mph NE 23%
Sunday Night 70°F Partly Cloudy 1 mph NE 8%
Monday 93°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 mph S 23%
Monday Night 70°F Chance Showers And Thunderstorms 2 mph E 52%
Tuesday 88°F Showers And Thunderstorms Likely 3 mph NE 64%
Tuesday Night 68°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 6 mph NE 64%
Wednesday 81°F Chance Rain Showers 5 to 8 mph NE 28%
Wednesday Night 64°F Chance Showers And Thunderstorms 8 mph NE 28%
Thursday 81°F Mostly Sunny 8 mph NE 13%
Thursday Night 63°F Partly Cloudy 3 to 8 mph NE 9%
Friday 81°F Mostly Sunny 5 mph NE 6%
Friday Night 61°F Partly Cloudy 5 mph NE 7%

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

Growing snapshot for Modoc, SC

Last spring frost
Mar 15
First fall frost
Nov 18
Growing season
252 days
Hardiness zone
8b

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

Climate data from the nearest NOAA station, Clarks Hill 1 W, Sc (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.