Blountville, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blountville, a community in Sullivan County, Tennessee.
Today
85°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 85, with temperatures falling to around 80 in the afternoon. East wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blountville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 54% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 57% |
| Wednesday | 84°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 52% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 52% |
| Thursday | 84°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 51% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph S | 51% |
| Friday | 85°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 47% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 47% |
| Saturday | 84°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph SW | 59% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 59% |
| Sunday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 33% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 33% |
| Monday | 85°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 33% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 33% |
Forecast source: National Weather Service (api.weather.gov) for Blountville (36.533, -82.329). Updated through the day.
Growing snapshot for Blountville
Last spring frost
Apr 16
First fall frost
Oct 24
Growing season
190 days
Hardiness zone
7b
More local growing data for Blountville: nearby ZIP 37617 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bristol Tri City Ap, Tn (4.2 mi from Blountville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.