Williamstown, WV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williamstown, a city in Wood County, West Virginia.
This Afternoon
77°F
Sunny
Sunny, with a high near 77. Southeast wind around 3 mph.
7-day forecast for Williamstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 3 mph SE | 1% |
| Tonight | 58°F | Partly Cloudy | 2 to 7 mph SE | 3% |
| Wednesday | 74°F | Light Rain | 6 to 10 mph S | 94% |
| Wednesday Night | 60°F | Rain | 5 to 12 mph S | 89% |
| Thursday | 72°F | Mostly Sunny | 3 to 9 mph SW | 8% |
| Thursday Night | 47°F | Partly Cloudy | 2 mph W | 2% |
| Friday | 69°F | Mostly Sunny | 0 to 6 mph W | 9% |
| Friday Night | 43°F | Mostly Cloudy | 5 mph NW | 12% |
| Saturday | 60°F | Mostly Sunny then Slight Chance Light Rain | 3 to 7 mph NW | 17% |
| Saturday Night | 36°F | Slight Chance Light Rain then Partly Cloudy | 0 to 3 mph NW | 17% |
| Sunday | 60°F | Patchy Frost then Partly Sunny | 0 to 7 mph SW | 12% |
| Sunday Night | 35°F | Partly Cloudy then Slight Chance Light Rain | 5 mph W | 17% |
| Monday | 62°F | Slight Chance Light Rain | 3 to 9 mph W | 23% |
| Monday Night | 36°F | Slight Chance Light Rain then Patchy Frost | 6 mph SW | 20% |
Forecast source: National Weather Service (api.weather.gov) for Williamstown (39.398, -81.455). Updated through the day.
Growing snapshot for Williamstown
Last spring frost
Apr 23
First fall frost
Oct 22
Growing season
180 days
Hardiness zone
6b
More local growing data for Williamstown: nearby ZIP 26187 weather · frost dates · planting calendar · West Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Parkersburg Wood Co Ap, Wv (1.5 mi from Williamstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.