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Williamstown, WV Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Williamstown, a city in Wood County, West Virginia.

Tonight
60°F
Partly Cloudy then Patchy Fog
Patchy fog after 2am. Partly cloudy, with a low around 60. North wind around 3 mph.

7-day forecast for Williamstown

WhenTempForecastWindPrecip
Tonight 60°F Partly Cloudy then Patchy Fog 3 mph N 0%
Saturday 84°F Areas Of Fog then Mostly Sunny 1 mph E 3%
Saturday Night 67°F Partly Cloudy then Chance Showers And Thunderstorms 1 to 5 mph SE 64%
Sunday 83°F Showers And Thunderstorms 7 mph SW 84%
Sunday Night 64°F Showers And Thunderstorms 5 mph N 84%
Monday 76°F Chance Rain Showers 5 to 8 mph NE 41%
Monday Night 62°F Showers And Thunderstorms Likely 5 to 8 mph NE 63%
Tuesday 73°F Showers And Thunderstorms Likely 8 mph NE 64%
Tuesday Night 60°F Showers And Thunderstorms Likely 8 to 12 mph NE 72%
Wednesday 70°F Showers And Thunderstorms Likely 9 mph E 72%
Wednesday Night 57°F Showers And Thunderstorms Likely 5 to 9 mph E 63%
Thursday 70°F Chance Rain Showers 6 mph NE 26%
Thursday Night 56°F Chance Rain Showers then Mostly Cloudy 2 to 6 mph N 25%
Friday 72°F Partly Sunny then Slight Chance Rain Showers 3 to 7 mph N 15%

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

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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 Sep 19, 2026.