Williams, SC Weather & Growing Conditions
Today
90°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 9am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 0 to 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 3 mph S | 48% |
| Tonight | 71°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 3 mph S | 62% |
| Wednesday | 91°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 39% |
| Wednesday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 20% |
| Thursday | 91°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 66% |
| Thursday Night | 72°F | Showers And Thunderstorms Likely | 2 mph SE | 66% |
| Friday | 92°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 47% |
| Friday Night | 72°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 45% |
| Saturday | 91°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph E | 52% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph SE | 52% |
| Sunday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 mph W | 53% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 mph E | 53% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SW | 37% |
| Monday Night | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 mph W | 37% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Williams, SC
Last spring frost
Mar 19
First fall frost
Nov 12
Growing season
239 days
Hardiness zone
8b
Explore more for Williams, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Walterboro 1 Sw, Sc (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.