Hartsville/Trousdale County, TN Weather & Growing Conditions
Tonight
70°F
Mostly Clear
Mostly clear, with a low around 70. Heat index values as high as 97. Northeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Mostly Clear | 0 mph | 13% |
| Saturday | 98°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Saturday Night | 71°F | Partly Cloudy | 0 mph | 10% |
| Sunday | 97°F | Mostly Sunny | 0 to 5 mph SSW | 7% |
| Sunday Night | 71°F | Partly Cloudy | 0 mph | 7% |
| Monday | 95°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 32% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph ESE | 50% |
| Tuesday | 88°F | Showers And Thunderstorms Likely | 0 to 5 mph WNW | 61% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 61% |
| Wednesday | 82°F | Chance Rain Showers | 0 to 5 mph N | 34% |
| Wednesday Night | 60°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 29% |
| Thursday | 79°F | Mostly Sunny | 0 to 5 mph N | 14% |
| Thursday Night | 59°F | Partly Cloudy | 0 to 5 mph NNE | 10% |
| Friday | 79°F | Mostly Sunny | 0 to 5 mph NNE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsville/Trousdale County, TN
Last spring frost
Apr 10
First fall frost
Oct 29
Growing season
201 days
Hardiness zone
7b
Explore more for Hartsville/Trousdale County, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Carthage, Tn (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.