Harman US

Princeton, WV Weather & Growing Conditions

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

Overnight
64°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 64. Wind around 0 mph.

7-day forecast for Princeton

WhenTempForecastWindPrecip
Overnight 64°F Patchy Fog 0 mph 1%
Saturday 81°F Patchy Fog then Partly Sunny 0 to 5 mph E 12%
Saturday Night 64°F Slight Chance Rain Showers 6 mph SE 22%
Sunday 81°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 mph SW 46%
Sunday Night 62°F Chance Showers And Thunderstorms 0 to 3 mph SW 28%
Monday 79°F Showers And Thunderstorms 0 to 3 mph SW 85%
Monday Night 60°F Showers And Thunderstorms 5 mph SE 85%
Tuesday 69°F Showers And Thunderstorms 7 mph SE 75%
Tuesday Night 55°F Showers And Thunderstorms 9 mph SE 75%
Wednesday 61°F Chance Showers And Thunderstorms 9 mph SE 58%
Wednesday Night 53°F Chance Showers And Thunderstorms 8 mph SE 43%
Thursday 65°F Chance Rain Showers 6 mph E 43%
Thursday Night 52°F Chance Showers And Thunderstorms 5 mph E 29%
Friday 66°F Chance Rain Showers 2 to 6 mph NE 26%

Forecast source: National Weather Service (api.weather.gov) for Princeton (37.369, -81.096). Updated through the day.

Growing snapshot for Princeton

Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
161 days
Hardiness zone
7a

More local growing data for Princeton: nearby ZIP 24740 weather · frost dates · planting calendar · West Virginia frost dates

Nearby towns & communities

All West Virginia locations ›

Climate data from the nearest NOAA station, Athens, Wv (4.6 mi from Princeton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.