Grantsville, WV Weather & Growing Conditions
Today
74°F
Mostly Cloudy then Light Rain Likely
Rain likely between 1pm and 4pm, then rain likely and a slight chance of thunderstorms. Mostly cloudy. High near 74, with temperatures falling to around 66 in the afternoon. South wind 7 to 12 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Cloudy then Light Rain Likely | 7 to 12 mph S | 72% |
| Tonight | 59°F | Light Rain | 5 to 12 mph S | 95% |
| Thursday | 71°F | Partly Sunny | 3 to 8 mph SW | 11% |
| Thursday Night | 45°F | Partly Cloudy | 2 mph SW | 3% |
| Friday | 66°F | Mostly Sunny | 1 to 6 mph W | 7% |
| Friday Night | 39°F | Slight Chance Light Rain | 5 mph NW | 15% |
| Saturday | 54°F | Partly Sunny | 3 to 7 mph W | 11% |
| Saturday Night | 33°F | Mostly Cloudy | 1 to 5 mph W | 9% |
| Sunday | 58°F | Mostly Sunny | 1 to 7 mph W | 2% |
| Sunday Night | 31°F | Mostly Clear | 5 mph W | 4% |
| Monday | 58°F | Mostly Sunny | 3 to 7 mph SW | 7% |
| Monday Night | 32°F | Mostly Clear | 5 mph SW | 5% |
| Tuesday | 64°F | Sunny | 5 to 8 mph SW | 1% |
| Tuesday Night | 33°F | Mostly Clear | 1 to 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grantsville, WV
Last spring frost
Apr 29
First fall frost
Oct 19
Growing season
172 days
Hardiness zone
6b
Explore more for Grantsville, WV: full frost dates · planting calendar · West Virginia frost dates
Climate data from the nearest NOAA station, Creston, Wv (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.