Sylvester, WV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sylvester, a town in Boone County, West Virginia.
Today
85°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Southeast wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sylvester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph SE | 24% |
| Tonight | 67°F | Slight Chance Showers And Thunderstorms then Areas Of Fog | 2 mph SE | 22% |
| Wednesday | 85°F | Areas Of Fog then Chance Showers And Thunderstorms | 2 mph S | 59% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 2 mph S | 39% |
| Thursday | 84°F | Showers And Thunderstorms | 3 mph S | 78% |
| Thursday Night | 68°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph S | 78% |
| Friday | 85°F | Showers And Thunderstorms Likely | 3 mph SW | 61% |
| Friday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 61% |
| Saturday | 84°F | Showers And Thunderstorms Likely | 3 mph SW | 66% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 66% |
| Sunday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 mph SW | 37% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 2 mph SW | 37% |
| Monday | 86°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 mph SW | 33% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 2 mph SW | 33% |
Forecast source: National Weather Service (api.weather.gov) for Sylvester (38.008, -81.562). Updated through the day.
Growing snapshot for Sylvester
Last spring frost
Apr 7
First fall frost
Nov 4
Growing season
209 days
Hardiness zone
7a
More local growing data for Sylvester: nearby ZIP 25193 weather · frost dates · planting calendar · West Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, London Locks, Wv (15.7 mi from Sylvester). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.