Big Rock, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Rock, a community in Stewart County, Tennessee.
This Afternoon
78°F
Partly Sunny
Partly sunny. High near 78, with temperatures falling to around 74 in the afternoon. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
7-day forecast for Big Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Partly Sunny | 10 to 15 mph SSE | 2% |
| Tonight | 61°F | Showers And Thunderstorms | 5 to 15 mph S | 96% |
| Wednesday | 72°F | Chance Rain Showers then Partly Sunny | 5 to 10 mph SW | 50% |
| Wednesday Night | 48°F | Mostly Clear then Patchy Fog | 0 to 5 mph WSW | 0% |
| Thursday | 71°F | Patchy Fog then Sunny | 0 to 5 mph SW | 0% |
| Thursday Night | 47°F | Patchy Fog | 0 mph | 0% |
| Friday | 66°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NNW | 4% |
| Friday Night | 42°F | Partly Cloudy | 5 mph N | 2% |
| Saturday | 59°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 37°F | Mostly Cloudy | 0 mph | 1% |
| Sunday | 62°F | Sunny | 0 to 5 mph NW | 7% |
| Sunday Night | 36°F | Mostly Clear | 0 to 5 mph W | 7% |
| Monday | 64°F | Sunny | 0 to 5 mph W | 4% |
| Monday Night | 38°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Big Rock (36.577, -87.758). Updated through the day.
Growing snapshot for Big Rock
Last spring frost
Apr 4
First fall frost
Oct 31
Growing season
210 days
Hardiness zone
7a
More local growing data for Big Rock: nearby ZIP 37023 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dover 1 W, Tn (8.8 mi from Big Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.