St. Charles, VA Weather & Growing Conditions
Today
85°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 85, with temperatures falling to around 82 in the afternoon. Southeast wind around 0 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 38% |
| Tonight | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 40% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 0 mph | 70% |
| Thursday | 83°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 58% |
| Thursday Night | 66°F | Showers And Thunderstorms Likely then Mostly Cloudy | 0 mph | 58% |
| Friday | 83°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 54% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 0 mph | 54% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 62% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 62% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 0 mph | 44% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 44% |
| Monday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 36% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 36% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Charles, VA
Last spring frost
Apr 22
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
7a
Explore more for St. Charles, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Pennington Gap, Va (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.