Big Rock, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Rock, a community in Buchanan County, Virginia.
Today
87°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 10am, then a chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. East wind around 3 mph. Chance of precipitation is 30%.
7-day forecast for Big Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Patchy Fog then Chance Showers And Thunderstorms | 3 mph E | 28% |
| Tonight | 67°F | Slight Chance Showers And Thunderstorms then Areas Of Fog | 5 mph SE | 24% |
| Wednesday | 87°F | Areas Of Fog then Showers And Thunderstorms Likely | 3 mph S | 64% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 49% |
| Thursday | 86°F | Chance Showers And Thunderstorms | 5 mph S | 76% |
| Thursday Night | 67°F | Showers And Thunderstorms then Mostly Cloudy | 6 mph SW | 76% |
| Friday | 86°F | Chance Showers And Thunderstorms | 5 mph SW | 50% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 50% |
| Saturday | 86°F | Showers And Thunderstorms Likely | 5 mph SW | 63% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 3 mph S | 63% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 3 mph SW | 36% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph S | 36% |
| Monday | 88°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph SW | 32% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 3 mph SW | 32% |
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 Aug 4, 2026.