Grantsville, WV Weather & Growing Conditions
Today
73°F
Mostly Cloudy then Light Rain Likely
A chance of rain between 1pm and 4pm, then rain likely and a slight chance of thunderstorms. Mostly cloudy. High near 73, with temperatures falling to around 66 in the afternoon. South wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Cloudy then Light Rain Likely | 10 mph S | 59% |
| Tonight | 59°F | Light Rain | 5 to 10 mph S | 91% |
| Thursday | 70°F | Slight Chance Light Rain then Partly Sunny | 2 to 7 mph SW | 21% |
| Thursday Night | 46°F | Mostly Cloudy | 2 mph SW | 4% |
| Friday | 66°F | Mostly Sunny | 1 to 5 mph W | 7% |
| Friday Night | 39°F | Slight Chance Light Rain | 3 mph NW | 18% |
| Saturday | 54°F | Partly Sunny | 2 to 6 mph W | 12% |
| Saturday Night | 33°F | Mostly Cloudy | 3 mph W | 10% |
| Sunday | 56°F | Partly Sunny | 2 to 6 mph W | 2% |
| Sunday Night | 31°F | Partly Cloudy | 3 mph W | 5% |
| Monday | 58°F | Mostly Sunny | 6 mph SW | 7% |
| Monday Night | 32°F | Mostly Clear | 3 mph SW | 6% |
| Tuesday | 63°F | Sunny | 3 to 7 mph SW | 1% |
| Tuesday Night | 32°F | Mostly Clear | 3 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grantsville, WV
Last spring frost
Apr 26
First fall frost
Oct 20
Growing season
175 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, Grantsville 1Ese, Wv (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.