Fincastle, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fincastle, a town in Botetourt County, Virginia.
Tonight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Northeast wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Fincastle
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Chance Showers And Thunderstorms | 3 mph NE | 29% |
| Saturday | 79°F | Chance Rain Showers | 5 mph E | 29% |
| Saturday Night | 67°F | Mostly Cloudy | 1 to 5 mph SE | 8% |
| Sunday | 82°F | Mostly Cloudy then Showers And Thunderstorms Likely | 1 to 5 mph S | 59% |
| Sunday Night | 67°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 3 mph SW | 59% |
| Monday | 85°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph NE | 80% |
| Monday Night | 64°F | Showers And Thunderstorms | 2 to 6 mph E | 80% |
| Tuesday | 72°F | Rain Showers Likely | 3 to 8 mph E | 71% |
| Tuesday Night | 58°F | Showers And Thunderstorms Likely | 9 mph E | 74% |
| Wednesday | 66°F | Chance Rain Showers | 9 mph NE | 53% |
| Wednesday Night | 56°F | Chance Rain Showers | 8 mph NE | 46% |
| Thursday | 68°F | Chance Rain Showers | 5 to 8 mph NE | 33% |
| Thursday Night | 55°F | Chance Rain Showers | 3 to 7 mph N | 33% |
| Friday | 73°F | Slight Chance Rain Showers | 6 mph N | 22% |
Forecast source: National Weather Service (api.weather.gov) for Fincastle (37.502, -79.875). Updated through the day.
Growing snapshot for Fincastle
Last spring frost
Apr 8
First fall frost
Oct 31
Growing season
205 days
Hardiness zone
7b
More local growing data for Fincastle: nearby ZIP 24090 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Buchanan, Va (11.7 mi from Fincastle). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.