Big Rock, TN Weather & Growing Conditions
Today
87°F
Sunny
Sunny, with a high near 87. Northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 0 to 5 mph NE | 0% |
| Tonight | 68°F | Mostly Clear then Patchy Fog | 0 to 5 mph NNE | 1% |
| Wednesday | 90°F | Patchy Fog then Sunny | 0 mph | 3% |
| Wednesday Night | 70°F | Mostly Clear then Patchy Fog | 0 mph | 1% |
| Thursday | 91°F | Patchy Fog then Sunny | 0 to 5 mph SSW | 4% |
| Thursday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 mph | 17% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 27% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 27% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 40% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 40% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 19% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 19% |
| Monday | 91°F | Sunny | 0 to 5 mph SW | 9% |
| Monday Night | 73°F | Partly Cloudy | 0 mph | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Rock, TN
Last spring frost
Apr 4
First fall frost
Oct 31
Growing season
210 days
Hardiness zone
7b
Explore more for Big Rock, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Dover 1 W, Tn (10.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.