Williams, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williams, a town in Colleton County, South Carolina.
Today
83°F
Areas Of Fog then Partly Sunny
Areas of fog and patchy drizzle before 9am. Partly sunny, with a high near 83. Southeast wind 2 to 8 mph.
7-day forecast for Williams
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Areas Of Fog then Partly Sunny | 2 to 8 mph SE | 4% |
| Tonight | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph E | 16% |
| Thursday | 84°F | Patchy Fog then Slight Chance Rain Showers | 0 to 3 mph S | 16% |
| Thursday Night | 64°F | Partly Cloudy | 1 mph S | 9% |
| Friday | 80°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 57% |
| Friday Night | 54°F | Chance Rain Showers then Partly Cloudy | 1 mph NW | 25% |
| Saturday | 76°F | Sunny | 2 mph N | 1% |
| Saturday Night | 45°F | Partly Cloudy | 1 mph N | 1% |
| Sunday | 72°F | Mostly Sunny | 2 mph NE | 1% |
| Sunday Night | 42°F | Partly Cloudy | 0 mph | 4% |
| Monday | 71°F | Sunny | 2 mph N | 4% |
| Monday Night | 40°F | Mostly Clear | 0 mph | 4% |
| Tuesday | 72°F | Sunny | 2 mph NW | 4% |
| Tuesday Night | 42°F | Mostly Clear | 1 mph NW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Williams (33.034, -80.843). Updated through the day.
Growing snapshot for Williams
Last spring frost
Mar 19
First fall frost
Nov 12
Growing season
239 days
Hardiness zone
8b
More local growing data for Williams: nearby ZIP 29493 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Walterboro 1 Sw, Sc (14.7 mi from Williams). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.