Hartsville/Trousdale County, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hartsville/Trousdale County, a community in Trousdale County, Tennessee.
Today
71°F
Showers And Thunderstorms
Showers and thunderstorms before 3pm. Cloudy. High near 71, with temperatures falling to around 67 in the afternoon. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Hartsville/Trousdale County
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Showers And Thunderstorms | 5 to 15 mph SSW | 97% |
| Tonight | 45°F | Areas Of Fog | 0 to 5 mph WSW | 2% |
| Thursday | 72°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph SW | 0% |
| Thursday Night | 41°F | Areas Of Fog | 0 mph | 0% |
| Friday | 69°F | Areas Of Fog then Mostly Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 36°F | Partly Cloudy | 5 mph NNW | 0% |
| Saturday | 60°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 30°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Sunday | 60°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 29°F | Mostly Clear | 0 mph | 1% |
| Monday | 63°F | Sunny | 0 mph | 0% |
| Monday Night | 31°F | Clear | 0 mph | 1% |
| Tuesday | 68°F | Sunny | 0 to 5 mph WSW | 1% |
| Tuesday Night | 33°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hartsville/Trousdale County (36.393, -86.157). Updated through the day.
Growing snapshot for Hartsville/Trousdale County
Last spring frost
Apr 12
First fall frost
Oct 26
Growing season
196 days
Hardiness zone
7b
More local growing data for Hartsville/Trousdale County: nearby ZIP 37074 weather · frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Hartsville, Tn (3.8 mi from Hartsville/Trousdale County). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.