Petersburg, WV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Petersburg, a city in Grant County, West Virginia.
This Afternoon
80°F
Partly Sunny
Partly sunny, with a high near 80. Southeast wind 1 to 5 mph.
7-day forecast for Petersburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Partly Sunny | 1 to 5 mph SE | 5% |
| Tonight | 63°F | Mostly Cloudy | 6 mph SE | 5% |
| Sunday | 85°F | Rain Showers Likely then Chance Showers And Thunderstorms | 6 mph SW | 72% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 3 mph NW | 83% |
| Monday | 69°F | Rain Showers Likely | 6 mph NE | 66% |
| Monday Night | 53°F | Rain Showers Likely | 3 mph E | 71% |
| Tuesday | 64°F | Showers And Thunderstorms | 5 mph E | 78% |
| Tuesday Night | 49°F | Showers And Thunderstorms Likely | 6 mph NE | 74% |
| Wednesday | 58°F | Rain Showers Likely | 5 mph NE | 68% |
| Wednesday Night | 49°F | Rain Showers Likely | 5 mph NE | 61% |
| Thursday | 63°F | Chance Rain Showers | 3 mph NE | 54% |
| Thursday Night | 48°F | Chance Showers And Thunderstorms | 3 mph NE | 33% |
| Friday | 69°F | Chance Rain Showers | 1 to 5 mph N | 30% |
| Friday Night | 48°F | Chance Rain Showers | 1 to 5 mph N | 29% |
Forecast source: National Weather Service (api.weather.gov) for Petersburg (38.996, -79.128). Updated through the day.
Growing snapshot for Petersburg
Last spring frost
Apr 23
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
7a
More local growing data for Petersburg: nearby ZIP 26847 weather · frost dates · planting calendar · West Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Petersburg, Wv (2.4 mi from Petersburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.