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.
Tonight
60°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 60. East northeast wind around 7 mph.
7-day forecast for West Union
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph ENE | 10% |
| Wednesday | 69°F | Chance Rain Showers then Patchy Fog | 2 to 6 mph ENE | 58% |
| Wednesday Night | 63°F | Patchy Fog | 2 mph ESE | 100% |
| Thursday | 75°F | Chance Rain Showers | 0 to 3 mph SSW | 37% |
| Thursday Night | 56°F | Chance Rain Showers | 1 mph WNW | 36% |
| Friday | 76°F | Slight Chance Rain Showers then Mostly Sunny | 1 to 5 mph WSW | 23% |
| Friday Night | 48°F | Mostly Clear | 5 mph WNW | 3% |
| Saturday | 72°F | Sunny | 1 mph NNW | 1% |
| Saturday Night | 46°F | Partly Cloudy | 2 mph N | 1% |
| Sunday | 68°F | Mostly Sunny | 2 mph ESE | 6% |
| Sunday Night | 43°F | Mostly Clear | 5 mph WNW | 9% |
| Monday | 67°F | Sunny | 5 mph W | 8% |
| Monday Night | 41°F | Mostly Clear | 3 mph WNW | 3% |
| Tuesday | 70°F | Sunny | 5 mph WSW | 1% |
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 Nov 4, 2026.