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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
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.