Big Rock, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Rock, a community in Buchanan County, Virginia.
This Afternoon
86°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 86. North wind around 5 mph. Chance of precipitation is 40%.
7-day forecast for Big Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 86°F | Chance Showers And Thunderstorms | 5 mph N | 40% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Areas Of Fog | 0 to 5 mph NE | 37% |
| Saturday | 86°F | Areas Of Fog then Partly Sunny | 2 mph N | 11% |
| Saturday Night | 68°F | Mostly Clear | 1 to 7 mph SE | 14% |
| Sunday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 7 mph SW | 45% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 5 mph S | 45% |
| Monday | 84°F | Partly Sunny then Showers And Thunderstorms Likely | 3 mph SW | 60% |
| Monday Night | 65°F | Showers And Thunderstorms Likely | 3 mph E | 62% |
| Tuesday | 78°F | Showers And Thunderstorms | 5 mph S | 81% |
| Tuesday Night | 62°F | Showers And Thunderstorms | 7 mph E | 81% |
| Wednesday | 73°F | Rain Showers Likely | 6 mph SE | 68% |
| Wednesday Night | 58°F | Showers And Thunderstorms Likely | 5 to 8 mph E | 68% |
| Thursday | 71°F | Chance Rain Showers | 6 mph N | 35% |
| Thursday Night | 57°F | Chance Rain Showers | 1 to 6 mph N | 35% |
Forecast source: National Weather Service (api.weather.gov) for Big Rock (37.353, -82.187). Updated through the day.
Growing snapshot for Big Rock
Last spring frost
Apr 22
First fall frost
Oct 23
Growing season
182 days
Hardiness zone
7a
More local growing data for Big Rock: nearby ZIP 24603 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Breaks Interstate Park, Va (6.4 mi from Big Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.