Blountville, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blountville, a community in Sullivan County, Tennessee.
Overnight
57°F
Partly Cloudy
Partly cloudy. Low around 57, with temperatures rising to around 60 overnight. East wind around 5 mph.
7-day forecast for Blountville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Partly Cloudy | 5 mph E | 4% |
| Wednesday | 71°F | Showers And Thunderstorms Likely | 5 to 15 mph SE | 68% |
| Wednesday Night | 60°F | Showers And Thunderstorms | 0 to 5 mph SW | 93% |
| Thursday | 72°F | Chance Rain Showers | 0 to 5 mph SW | 30% |
| Thursday Night | 54°F | Mostly Cloudy | 0 mph | 13% |
| Friday | 68°F | Mostly Sunny | 0 to 5 mph NW | 13% |
| Friday Night | 45°F | Partly Cloudy | 0 to 5 mph NW | 3% |
| Saturday | 59°F | Mostly Sunny | 0 to 5 mph NW | 3% |
| Saturday Night | 37°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Sunday | 59°F | Mostly Sunny | 0 to 5 mph NW | 1% |
| Sunday Night | 35°F | Mostly Clear | 0 to 5 mph N | 1% |
| Monday | 61°F | Sunny | 0 to 5 mph W | 3% |
| Monday Night | 35°F | Mostly Clear | 0 to 5 mph S | 3% |
| Tuesday | 64°F | Sunny | 0 to 5 mph W | 2% |
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 Nov 4, 2026.