Union, WV Weather & Growing Conditions
Today
70°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 4pm. Mostly cloudy, with a high near 70. Southeast wind 2 to 8 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 8 mph SE | 22% |
| Tonight | 58°F | Rain Showers | 7 mph S | 90% |
| Thursday | 72°F | Chance Rain Showers | 1 to 5 mph SW | 38% |
| Thursday Night | 49°F | Chance Rain Showers | 1 mph W | 32% |
| Friday | 67°F | Slight Chance Rain Showers then Partly Sunny | 1 to 6 mph W | 22% |
| Friday Night | 40°F | Partly Cloudy | 2 to 6 mph NW | 4% |
| Saturday | 56°F | Mostly Sunny | 9 mph NW | 5% |
| Saturday Night | 32°F | Partly Cloudy | 3 to 8 mph NW | 2% |
| Sunday | 56°F | Mostly Sunny | 3 to 7 mph NW | 3% |
| Sunday Night | 30°F | Mostly Clear | 7 mph NW | 3% |
| Monday | 58°F | Sunny | 6 to 9 mph NW | 4% |
| Monday Night | 30°F | Mostly Clear | 2 to 6 mph W | 4% |
| Tuesday | 63°F | Sunny | 2 to 8 mph W | 1% |
| Tuesday Night | 32°F | Mostly Clear | 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Union, WV
Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
165 days
Hardiness zone
7a
Explore more for Union, WV: full frost dates · planting calendar · West Virginia frost dates
Climate data from the nearest NOAA station, Union 3 Sse, Wv (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.