West Union, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Union, a town in Oconee County, South Carolina.
Today
84°F
Showers And Thunderstorms Likely
A chance of rain showers before 11am, then showers and thunderstorms likely between 11am and 3pm, then showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Partly sunny, with a high near 84. East northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for West Union
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Showers And Thunderstorms Likely | 5 mph ENE | 77% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 3 mph NE | 59% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 3 mph ESE | 80% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 1 mph W | 70% |
| Thursday | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 78% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely | 2 mph WNW | 73% |
| Friday | 87°F | Chance Showers And Thunderstorms | 0 to 3 mph SSW | 63% |
| Friday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 mph WNW | 61% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms | 0 to 3 mph SW | 57% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 mph WNW | 57% |
| Sunday | 89°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 44% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 1 mph NNW | 44% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph WSW | 42% |
| Monday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph WNW | 42% |
Forecast source: National Weather Service (api.weather.gov) for West Union (34.756, -83.044). Updated through the day.
Growing snapshot for West Union
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
8a
More local growing data for West Union: nearby ZIP 29691 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Walhalla, Sc (2 mi from West Union). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.